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Targets Recommended: Influenza Virus Dengue virus Virus Protease

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-112543

S119-8	Influenza Virus	Infection
S119-8 is a broad spectrum inhibitor of influenza A and B viruses, showing activity against multiple influenza B viruses and an oseltamivir-resistant influenza A virus, but does not inhibit a non-influenza virus, vesicular stomatitis nirus (VSV) .

HY-131179

*Influenza A virus-IN-1*	Influenza Virus	Infection
Influenza A virus-IN-1 is a dihydropyrrolidones derivative and is a potent inhibitor against wide subtypes of *influenza A virus* (IAV) with IC₅₀** values from 3.11 μM to 7.13 μM. Influenza A virus-IN-1 efficiently inhibits replication of IAV, up-regulates the expression of key antiviral cytokines IFN-β and antiviral protein MxA .

HY-149034

*Influenza A virus-IN-8* S5	Influenza Virus	Infection
Influenza A virus-IN-8 (S5) is a macrocyclic peptide with no cytotoxic. Influenza A virus-IN-8 is also a potent *Influenza A Virus* (IAV) inhibitor (with sufficient protease stability) with IC₅₀*s of 6.7 and 6.6 nM for H1 and H5 variants, respectively. Influenza A virus-IN-8 shows good affinitiescan to H1 variants, binds to a conserved region in the HA stem with a K_d* of 1.0 nM .

HY-146004

*Influenza A virus-IN-4*	Influenza Virus	Infection
Influenza A virus-IN-4 (compound 23b), an Oseltamivir derivative, is a potent inhibitor of neuraminidase. Influenza A virus-IN-4 exerts powerful inhibitions on influenza viruses .

HY-162492

*Influenza A virus-IN-14*	Influenza Virus	Infection
Influenza A virus-IN-14 (Compound 37) is an inhibitor for influenza virus type A (IAV), which inhibits H1N1 with an EC₅₀ of 23 nM. Influenza A virus-IN-14 exhibits low cytotoxicity with CC₅₀ of more than 100 μM. Influenza A virus-IN-14 inhibits cytopathic effect and improves the survival rates of cell Calu3. Influenza A virus-IN-14 exhibits synergistic activity with the neuraminidase inhibitor Oseltamivir (HY-13317). Influenza A virus-IN-14 exhibits poor pharmacokinetic properties in CD-1 mouse .

HY-123304

MBX2546	Influenza Virus	Infection
MBX2546 is a influenza A virus inhibitor with the K_d values of 5.3μM and ＞ 100 μM for H1 Hemagglutinin and H3 Hemagglutinin, respectively .

HY-143495

RSV-IN-3	RSV Influenza Virus	Infection
RSV-IN-3 (Compound 1) is a dual inhibitor of respiratory syncytial virus (RSV) and *influenza virus* A (IAV**). RSV-IN-3 shows anti-RSV activity (EC₅₀ = 32.70 μM) .

HY-143496

RSV-IN-4	RSV Influenza Virus	Infection
RSV-IN-4 (Compound 2) is a dual inhibitor of respiratory syncytial virus (RSV) and *influenza virus* A (IAV**). RSV-IN-4 shows anti-RSV activity (EC₅₀ = 11.76 μM) .

HY-P5643

Retrocyclin-2	Bacterial	Infection
Retrocyclin-2 is an antimicrobial peptide against human immunodeficiency virus, influenza A and herpes simplex virus .

HY-P5644

Retrocyclin-3	Bacterial	Infection
Retrocyclin-3 is an antimicrobial peptide against human immunodeficiency virus, influenza A and herpes simplex virus .

HY-131069A

MBX2329	Influenza Virus	Infection
MBX2329, a potent influenza virus inhibitor, specifically inhibits hemagglutinin (HA)-mediated viral entry with HIV/HA(H5) displaying IC₉₀ of 8.6 μM. MBX2329 inhibits a wide spectrum of influenza A viruses, which includes the 2009 pandemic influenza virus A/H1N1/2009, highly pathogenic avian influenza (HPAI) virus A/H5N1, and oseltamivir-resistant A/H1N1 strains .

HY-P99750

Navivumab CT-P23	Influenza Virus	Infection
Navivumab (CT-P23) is an influenza A virus hemagglutinin HA monoclonal antibody. neutralizes H1, H2, H5, and H9 influenza A viruses by binding to the stem fusion domain in HA2 .

HY-161820

IAV-IN-3	Influenza Virus	Infection
IAV-IN-3 (Compound (R,S)-16s) is an anti-influenza A virus (IAV) agent (EC₅₀ = 0.134 μM) with weak cytotoxicity (CC₅₀ = 15.35 μM for MDCK cells). IAV-IN-3 inhibits IAV polymerase with an IC₅₀ of 0.045 μM .

HY-P4038

*Hepatitis C Virus* S5A/5B**	HCV Protease	Infection
Hepatitis C Virus S5A/5B is a synthetic peptide substrate. Hepatitis C Virus S5A/5B mimics the NS5A/5B junction of the nonstructural protein (NS), served as the substrate for the study of HCV NS3 protease activity .

HY-144066

Cap-dependent endonuclease-IN-21	Influenza Virus	Infection
Cap-dependent endonuclease-IN-21 is a potent inhibitor of cap-dependent endonuclease (CEN). Cap-dependent endonuclease-IN-21 inhibits the replication of influenza virus. ap-dependent endonuclease-IN-21 has the potential for the research of influenza virus infection (influenza A) (extracted from patent WO2021233302A1, compound 8B or 8A) .

HY-144067

Cap-dependent endonuclease-IN-23	Influenza Virus	Infection
Cap-dependent endonuclease-IN-23 is a potent inhibitor of cap-dependent endonuclease (CEN). Cap-dependent endonuclease-IN-23 inhibits the replication of influenza virus. ap-dependent endonuclease-IN-23 has the potential for the research of influenza virus infection (influenza A) (extracted from patent WO2021233302A1, compound 8A or 8B) .

HY-P1920

*CEF19, Epstein-Barr Virus* latent NA-3A (458-466)**	EBV	Inflammation/Immunology
CEF19, Epstein-Barr Virus latent NA-3A (458-466) is a single peptide epitope, YPLHEQHGM, representing residues 458-466 of the type 1 Epstein-Barr Virus (EBV) nuclear antigen 3A protein (B95.8 strain). CEF19, Epstein-Barr Virus latent NA-3A (458-466) can significantly affect cytotoxic T-lymphocyte (CTL) recognition .

HY-143743

Cap-dependent endonuclease-IN-2	Influenza Virus	Infection
Cap-dependent endonuclease-IN-2 is a potent inhibitor of cap-dependent endonuclease (CEN). Not only can Cap-dependent endonuclease-IN-2 inhibit influenza virus well, but also has lower cytotoxicity, better in vivo agent kinetic properties and in vivo pharmacodynamic properties. Cap-dependent endonuclease-IN-2 has strong inhibitory effect on RNA polymerase activity of A virus (extracted from patent WO2019052565A1, compound 28) .

HY-143755

Cap-dependent endonuclease-IN-9	Influenza Virus	Infection
Cap-dependent endonuclease-IN-9 is a potent inhibitor of cap-dependent endonuclease (CEN). Not only can Cap-dependent endonuclease-IN-9 inhibit influenza virus well, but also has lower cytotoxicity, better in vivo agent kinetic properties and in vivo pharmacodynamic properties. Cap-dependent endonuclease-IN-9 has strong inhibitory effect on RNA polymerase activity of A virus (extracted from patent CN112521386A, compound VI-1) .

HY-N7346

Lucidadiol	HSV Cholinesterase (ChE)	Infection
Lucidadiol is a natural compound isolated from Ganoderma lucidum. Lucidadiol exhibits acetylcholinesterase-inhibitory activity, with IC₅₀ values of 31 μM. Lucidadiol shows antiviral activity against *influenza virus* type A** and HSV type 1 .

HY-N0035

Arctigenin 5+ Cited Publications (-)-Arctigenin	MMP Influenza Virus Autophagy Apoptosis	Infection Neurological Disease Metabolic Disease Inflammation/Immunology Cancer
Arctigenin ((-)-Arctigenin), a biologically active lignan, can be used as an antitumor agent. Arctigenin exhibits potent antioxidant, anti-inflammatory and antiviral (influenza A virus) activities. Arctigenin can be used for the research of metabolic disorders, and central nervous system dysfunctions .

HY-161983

Neuraminidase-IN-22	Influenza Virus	Infection
Neuraminidase-IN-22 (compound 3e) is a potent, selective and orally active neuraminidase inhibitor with an IC₅₀ value of 0.03 µM. Neuraminidase shows cytotoxicity and anti-influenza A virus activity .

HY-134922

NS1-IN-1	Influenza Virus	Infection
NS1-IN-1 (compound 3) is a potent NS1 inhibitor. NS1 is a major influenza A virus virulence factor that inhibits host gene expression. NS1-IN-1 decreases viral protein levels, contributing to the reduction of virus replication. NS1-IN-1 shows antiviral activity by repressing the activity of mTORC1 in a TSC1-TSC2-dependent manner .

HY-158312

UH15-38	Necroptosis RIP kinase Influenza Virus	Infection Inflammation/Immunology
UH15-38 is a potent RIPK3 inhibitor with an IC₅₀ value of 20 nM. UH15-38 blocks IAV (influenza A virus)-activated necroptosis. UH15-38 dampens IAV-induced lung injury .

HY-W011518

2′-Deoxy-2′-fluoroguanosine	Influenza Virus	Infection
2′-Deoxy-2′-fluoroguanosine, a nucleoside analog, is a potent inhibitor of influenza virus strains, with an EC₉₀ of <0.35 μM for *influenza virus* A** and B strains. 2′-Deoxy-2′-fluoroguanosine significantly inhibits replication of influenza virus in the upper respiratory tract, resulting in amelioration of fever and nasal inflammation .

HY-N0035R

Arctigenin (Standard)	MMP Influenza Virus Autophagy Apoptosis	Infection Neurological Disease Metabolic Disease Inflammation/Immunology Cancer
Arctigenin (Standard) is the analytical standard of Arctigenin. This product is intended for research and analytical applications. Arctigenin ((-)-Arctigenin), a biologically active lignan, can be used as an antitumor agent. Arctigenin exhibits potent antioxidant, anti-inflammatory and antiviral (influenza A virus) activities. Arctigenin can be used for the research of metabolic disorders, and central nervous system dysfunctions .

HY-162701

Antiviral agent 58	SARS-CoV Influenza Virus RSV HSV	Infection
Antiviral agent 58 (Compound J1) is an orally active antiviral agent with broad-spectrum antiviral activity against enveloped viruses, including influenza A virus (IAV), respiratory syncytial virus (RSV), severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), human coronavirus OC43 (HCoV-OC43), herpes simplex virus type 1 (HSV-1), and HSV-2 .

HY-143766

Cap-dependent endonuclease-IN-13	Influenza Virus	Infection
Cap-dependent endonuclease-IN-13 is a potent inhibitor of cap-dependent endonuclease (CEN). Cap-dependent endonuclease-IN-13 has the potential for the research of influenza virus infection (only influenza A) (extracted from patent WO2021180147A1, compound I-1) .

HY-157249

Antiviral agent 43	Influenza Virus	Infection
Antiviral agent 43 (compound 16) is a potent and orally active influenza A viruses entry inhibitor. Antiviral agent 43 inhibits replications of influenza A strains VH04-H5N1 and PR8-H1N1 with EC₅₀s of 240 nM and 72 nM, respectively .

HY-N12110

SMU-CX1	Toll-like Receptor (TLR) SARS-CoV	Infection
SMU-CX1 is a specific TLR3 inhibitor (IC₅₀: 0.11 μM) with IC₅₀ ranging from 0.14-0.33 μM against multiple influenza A virus subtypes. SMU-CX1 inhibits the viral PB2 and NP proteins with an IC₅₀ of 0.43 μM for SARS-CoV-2 activity. SMU-CX1 also inhibits inflammatory factors in host cells, including IFN-β, IP-10, and CCL-5 .

HY-144065

Cap-dependent endonuclease-IN-19	Influenza Virus	Infection
Cap-dependent endonuclease-IN-19 is a potent inhibitor of cap-dependent endonuclease (CEN). Cap-dependent endonuclease-IN-19 is a spirocyclic pyridone derivative. Cap-dependent endonuclease-IN-19 has strong inhibitory effect on RNA polymerase activity of A virus (extracted from patent CN111410661A, compound 1) .

HY-B1537

Azaribine 2',3',5'-Tri-O-acetyl-6-azauridine	Virus Protease Influenza Virus	Infection Inflammation/Immunology
Azaribine (2',3',5'-Tri-O-acetyl-6-azauridine) is a potent orotidine monophosphate decarboxylase (OMPD) inhibitor. Azaribine is an antiviral inhibitor of several RNA viruses and inhibits viral genome replication and gene transcription. Azaribine shows broad-spectrum antiviral activity (EC₅₀=3.80 nM-1.73 μM against influenza A and B viruses; EC₅₀=1.62 μM against ZIKV Paraiba). Azaribine, a triacetate salt of Azauridine, has the potential for psoriasis research .

HY-143494

RSV/IAV-IN-3	RSV Influenza Virus	Infection
RSV/IAV-IN-3 (compound 14'i) is a dual inhibitor of *respiratory syncytial virus* (RSV) and influenza A virus (IAV) with EC₅₀** values of 2.92 µM and 1.90 µM,respectively. RSV/IAV-IN-3 has antiviral effect against H1N1 and H3N2 with EC₅₀ values of 3.25 µM and 1.50 µM in MDCK cells, respectively. RSV/IAV-IN-3 significantly inhibits the activity of luciferase in a dose-dependent manner, with an EC₅₀ of 3.89 µM. RSV/IAV-IN-3 inhibits IAV infectivity and RdRp activity. RSV/IAV-IN-3 inhibits IAV and RSV replication at the post-entry stage .

HY-161454

Antiviral agent 54	Virus Protease Influenza Virus SARS-CoV	Infection
Antiviral agent 54 (compound 33) is a broad-spectrum and orally active antiviral agent. Antiviral agent 54 shows antiviral activity for ZIKV, HCoV-OC43 and *influenza A virus* (IVA)**. Antiviral agent 54 decreases the ZIKV RNA and protein level .

HY-143744

Cap-dependent endonuclease-IN-3	Influenza Virus	Infection
Cap-dependent endonuclease-IN-3 is a potent inhibitor of cap-dependent endonuclease (CEN). Not only can Cap-dependent endonuclease-IN-3 inhibit influenza virus well, but also has lower cytotoxicity, better in vivo agent kinetic properties and in vivo pharmacodynamic properties. Cap-dependent endonuclease-IN-3 has the potential for the research of influenza A and influenza B infection (extracted from patent WO2019141179A1, compound VI-1) .

HY-163532

FLS-359	Sirtuin	Infection
FLS-359 is a selective, orally active allosteric modulator for sirtuin 2, with the IC₅₀ of 3 μM. FLS-359 exhibits antiviral activity against RNA and DNA virus, through inhibition of DNA/RNA replication .

HY-W019823

4-MUNANA	Fluorescent Dye	Infection Neurological Disease
4-MUNANA is a fluorescent substrate used for neuraminidase activity assay .

HY-P99620

Firivumab CT-P22; CT120	Influenza Virus	Infection
Firivumab (CT-P22; CT120) is a human IgG1 monoclonal *influenza A virus* hemagglutinin (Anti-IAV HA)** antibody. Firivumab is capable of neutralizing H1N1, H5N1, H6N1, H6N2, H8N4, H8N8, H9N2 and H12N7. Firivumab shows protection against H1N1 virus in mice .

HY-107801

Inosine pranobex 1 Publications Verification Imunovir; Delimmun; Groprinosin	Interleukin Related HSV HIV HPV	Infection Inflammation/Immunology
Inosine pranobex is an orally active immunomodulator. Inosine pranobex has broad-spectrum antiviral activity. Inosine pranobex inhibits human immunodeficiency virus (HIV), herpes simplex virus (HSV), vaccinia virus (VACV), human tumor virus (HPV), Cytomegalovirus, influenza virus (INFV), parainfluenza virus (PIV), and Epstein-Barr virus .

HY-P4028

*Herpes virus* inhibitor 1**	Virus Protease	Infection
Herpes virus inhibitor 1 is a herpes virus inhibitor and disrupts herpes virus ribonucleotide reductase quaternary structure. Herpes virus inhibitor 1 inhibits viral replication .

HY-P4030

*Herpes virus* inhibitor 2**	HIV Protease	Infection
Herpes virus inhibitor 2 is a herpes virus inhibitor and disrupts herpes virus ribonucleotide reductase quaternary structure. Herpes virus inhibitor 2 inhibits viral replication .

HY-143781

Cap-dependent endonuclease-IN-26	Influenza Virus	Infection
Cap-dependent endonuclease-IN-26 is a cap-dependent endonuclease (CEN) inhibitor with an IC₅₀ of 286 nM. Cap-dependent endonuclease-IN-26 shows antiviral activity against many influenza A and B strains .

HY-107801R

Inosine pranobex (Standard)	Interleukin Related HSV HIV HPV	Infection Inflammation/Immunology
Inosine pranobex (Standard) is the analytical standard of Inosine pranobex. This product is intended for research and analytical applications. Inosine pranobex is an orally active immunomodulator. Inosine pranobex has broad-spectrum antiviral activity. Inosine pranobex inhibits human immunodeficiency virus (HIV), herpes simplex virus (HSV), vaccinia virus (VACV), human tumor virus (HPV), Cytomegalovirus, influenza virus (INFV), parainfluenza virus (PIV), and Epstein-Barr virus .

HY-107433

U18666A 10+ Cited Publications	Flavivirus Dengue virus HCV	Infection Neurological Disease
U18666A, an intra-cellular cholesterol transport inhibitor, inhibits replication of Ebola virus, dengue virus, and human hepatitis C virus .

HY-P1857

*CEF7, Influenza Virus* NP (380-388)**	Influenza Virus	Infection
CEF7, Influenza Virus NP (380-388) is a HLA-B ^08 restricted influenza virus* nucleoprotein epitope. Influenza virus NP functions as a key adapter molecule between virus and host cell processes .

HY-143492

*Influenza virus-IN-1*	Influenza Virus	Inflammation/Immunology
Influenza virus-IN-1 (compound 14) is a potent influenza A virus inhibitor with an EC₅₀ of 2.46 µM and CC₅₀ of >200 µM. Influenza virus-IN-1 shows a concentration dependent inhibition activity for PA_N endonuclease with EC₅₀ of 312.36 nM. Influenza virus-IN-1 shows shows anti-influenza A virus activities .

HY-160877

EBOV-IN-2	Filovirus	Infection
EBOV-IN-2 (Compound 2) is an inhibitor of Ebola virus (EBOV) with IC₅₀ values of 0.37 μM and 2.54 μM against Ebola virus glycoprotein pseudotype virus (pEBOV) and African swine fever virus (ASFV), respectively .

HY-143493

*Influenza virus-IN-2*	Influenza Virus	Inflammation/Immunology
Influenza virus-IN-2 (compound 19) is a potent influenza virus inhibitor with an EC₅₀ of 2.58 µM and CC₅₀ of 150.85 µM. Influenza virus-IN-2 shows a concentration dependent inhibition activity for PA_N endonuclease with EC₅₀ of 489.39 nM. Influenza virus-IN-2 shows shows anti-influenza A virus activities .

HY-N10110

(±)-Phrymarolin II	TMV	Infection
(±)-Phrymarolin II is a promising new class of plant virus (tobacco mosaic virus) inhibitors.

HY-155476

*Influenza virus-IN-8*	Influenza Virus	Infection
Influenza virus-IN-8 (compound A4) is an inhibitor of influenza virus (Influenza Virus) that induces viral nucleoprotein (NP) aggregation and prevents its nuclear accumulation. Influenza virus-IN-8 has broad-spectrum anti-influenza activity and can inhibit the replication and transcription of influenza A virus. Influenza virus-IN-8 also inhibits Oseltamivir (HY-13317)-resistant H1N1/pdm09 strains .

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-N0035

Arctigenin 5+ Cited Publications (-)-Arctigenin	Structural Classification Neurological Disease Classification of Application Fields Anti-aging Source classification Lignans Metabolic Disease Plants Compositae Caesalpinia magnifoliolata Metc. Endogenous metabolite Infection Human Gut Microbiota Metabolites Phenylpropanoids Inflammation/Immunology Disease Research Fields Cancer	MMP Influenza Virus Autophagy Apoptosis
Arctigenin ((-)-Arctigenin), a biologically active lignan, can be used as an antitumor agent. Arctigenin exhibits potent antioxidant, anti-inflammatory and antiviral (influenza A virus) activities. Arctigenin can be used for the research of metabolic disorders, and central nervous system dysfunctions .

HY-135867D

NHC-diphosphate 1 Publications Verification	Infection Structural Classification Natural Products Classification of Application Fields Source classification Endogenous metabolite Disease Research Fields	Endogenous Metabolite Enterovirus HCV Topoisomerase SARS-CoV
NHC-diphosphate is an active phosphorylated intracellular metabolite of β-d-N4-Hydroxycytidine (NHC) (HY-125033) as a diphosphate form . NHC is a pyrimidine ribonucleoside and behaves as a potent *anti-virus* agent*. NHC effectively inhibits the replication of venezuelan equine encephalitis* virus (VEEV), Chikungunya virus (CHIKV) and hepatitis C virus (HCV) .

HY-B0222

1-Docosanol 1 Publications Verification Behenyl alcohol	Infection Structural Classification Natural Products other families Classification of Application Fields Source classification Plants Disease Research Fields	HSV
1-Docosanol (Behenyl alcohol) is a saturated fatty alcohol with reported inhibitory activity against lipid-enveloped viruses, including herpes simplex virus (HSV) .

HY-N7346

Lucidadiol	Triterpenes Structural Classification Microorganisms Terpenoids Source classification	HSV Cholinesterase (ChE)
Lucidadiol is a natural compound isolated from Ganoderma lucidum. Lucidadiol exhibits acetylcholinesterase-inhibitory activity, with IC₅₀ values of 31 μM. Lucidadiol shows antiviral activity against *influenza virus* type A** and HSV type 1 .

HY-N0035R

Arctigenin (Standard)	Structural Classification Human Gut Microbiota Metabolites Source classification Lignans Phenylpropanoids Plants Compositae Caesalpinia magnifoliolata Metc. Endogenous metabolite	MMP Influenza Virus Autophagy Apoptosis
Arctigenin (Standard) is the analytical standard of Arctigenin. This product is intended for research and analytical applications. Arctigenin ((-)-Arctigenin), a biologically active lignan, can be used as an antitumor agent. Arctigenin exhibits potent antioxidant, anti-inflammatory and antiviral (influenza A virus) activities. Arctigenin can be used for the research of metabolic disorders, and central nervous system dysfunctions .

HY-N12110

SMU-CX1	Apocynaceae Structural Classification Alkaloids Other Alkaloids Source classification Plants	Toll-like Receptor (TLR) SARS-CoV
SMU-CX1 is a specific TLR3 inhibitor (IC₅₀: 0.11 μM) with IC₅₀ ranging from 0.14-0.33 μM against multiple influenza A virus subtypes. SMU-CX1 inhibits the viral PB2 and NP proteins with an IC₅₀ of 0.43 μM for SARS-CoV-2 activity. SMU-CX1 also inhibits inflammatory factors in host cells, including IFN-β, IP-10, and CCL-5 .

HY-N10110

(±)-Phrymarolin II	Infection Structural Classification Classification of Application Fields Source classification Lignans Phrymaceae Phryma leptostachya subsp. asiatica (Hara)Kitamura Phenylpropanoids Plants Disease Research Fields	TMV
(±)-Phrymarolin II is a promising new class of plant virus (tobacco mosaic virus) inhibitors.

HY-P0289

CEF3	Infection Structural Classification Natural Products Microorganisms Classification of Application Fields Source classification Disease Research Fields	Influenza Virus
CEF3 (SIIPSGPLK) corresponds to aa 13-21 of the influenza A virus M1 protein. The matrix (M1) protein of influenza A virus is a multifunctional protein that plays essential structural and functional roles in the virus life cycle.

HY-N2982

Caesalmin E	Structural Classification Leguminosae Terpenoids Source classification Diterpenoids Plants Caesalpinia magnifoliolata Metc.	Influenza Virus
Caesalmin E is a natural cassane furanoditerpene with anti-Para3 (Parainfluenza virus type 3) virus activities .

HY-N2076

Cephaeline hydrochloride (-)-Cephaeline hydrochloride; NSC 32944 monohydrochloride	Infection Alkaloids Structural Classification Monophenols other families Classification of Application Fields Source classification Phenols Plants Isoquinoline Alkaloids Disease Research Fields	Flavivirus Filovirus
Cephaeline hydrochloride ((-)-Cephaeline hydrochloride) is a phenolic alkaloid in Indian Ipecac roots. Cephaeline hydrochloride exhibits potent inhibition of both Zika virus (ZIKV) and Ebola virus (EBOV) infections .

HY-P0285

*Rabies Virus* Glycoprotein** 1 Publications Verification	Infection Structural Classification Natural Products Microorganisms Classification of Application Fields Source classification Disease Research Fields	RABV
Rabies Virus Glycoprotein is a 29-amino-acid cell penetrating peptide derived from a rabies virus glycoprotein that can cross the blood-brain barrier (BBB) and enter brain cells.

HY-W143403A

(-)-Isopinocampheol l-Isopinocampheol	Structural Classification Other Monoterpenes Terpenoids Labiatae Source classification Plants	Others
(-)-Isopinocampheol (l-Isopinocampheol) is a compound with anti-filovirus activity. Its derivatives inhibit infection by Ebola virus and Marburg virus, possibly through binding to surface glycoproteins. It also has lysosomal affinity.

HY-P0281

TAT	Infection Structural Classification Natural Products Microorganisms Classification of Application Fields Source classification Disease Research Fields	HIV
TAT (YGRKKRRQRRR) is derived from the transactivator of transcription (TAT) of human immunodeficiency virus-1 (HIV-1) and is a cell-penetrating peptide. TAT can increase the yields and the solubility of heterologous proteins .

HY-B1030

Lanatoside C 4 Publications Verification	Structural Classification other families Classification of Application Fields Cardiacglycosides Source classification Plants Disease Research Fields Steroids Cancer	Flavivirus Dengue virus Autophagy Enterovirus
Lanatoside C is a cardiac glycoside, can be used in the treatment of congestive heart failure and cardiac arrhythmia.Lanatoside C has an IC50 of 0.19 μM for dengue virus infection in HuH-7 cells. Lanatoside C can effectively inhibit all four serotypes of dengue virus, flavivirus Kunjin, alphavirus Chikungunya, Sindbis virus and the human enterovirus 71 .

HY-N3016

Rupestonic acid	Other Terpenoids Infection Structural Classification Classification of Application Fields Terpenoids Source classification Artemisia carvifolia Buch.-Ham. ex Roxb. Plants Compositae Disease Research Fields	Influenza Virus
Rupestonic acid, a sesquiterpene, can inhibit influenza virus .

HY-N10177

Peniterphenyl A	Infection Structural Classification Microorganisms Classification of Application Fields Source classification Phenols Polyphenols Disease Research Fields	HSV
Peniterphenyl A is a natural product obtained from a deep-sea-derived Penicillium sp. Peniterphenyl A inhibits HSV-1/2 virus entry into cells and may block HSV-1/2 infection through direct interaction with virus envelope glycoprotein D to interfere with virus adsorption and membrane fusion. Peniterphenyl A is a promising lead compound against HSV-1/2 .

HY-P9944

Palivizumab MEDI 493	Classification of Application Fields Disease Research Fields Cancer	RSV
Palivizumab (MEDI 493) is a humanized monoclonal antibody against respiratory syncytial virus (RSV). Palivizumab can bind to RSV F protein with a K_d value of 1.4 nM. Palivizumab can prevent respiratory syncytial virus infection in cotton mice .

HY-B1030R

Lanatoside C (Standard)	Structural Classification other families Cardiacglycosides Source classification Plants Steroids	Dengue virus Flavivirus Autophagy Enterovirus
Lanatoside C (Standard) is the analytical standard of Lanatoside C. This product is intended for research and analytical applications. Lanatoside C is a cardiac glycoside, can be used in the treatment of congestive heart failure and cardiac arrhythmia.Lanatoside C has an IC50 of 0.19 μM for dengue virus infection in HuH-7 cells. Lanatoside C can effectively inhibit all four serotypes of dengue virus, flavivirus Kunjin, alphavirus Chikungunya, Sindbis virus and the human enterovirus 71 .

HY-126033

Sophoranol	Infection Alkaloids Piperidine Alkaloids Classification of Application Fields Leguminosae Source classification Plants Sophora flavescens Aiton Disease Research Fields	HBV RSV
Sophoranol is an alkaloid that can be isolated from S. flavescens, with antiviral activity. Sophoranol has anti-HBV (hepatitis B virus) activity. Sophoranol shows potent antiviral activities against *respiratory syncytial virus* (RSV) with an IC₅₀** of 10.4 μg/mL .

HY-N3861

Erythrocentaurin	Structural Classification Natural Products Gentiana macrophylla Pall. Source classification Gentianaceae Plants	HBV
Erythrocentaurin, a natural compound, is a new class of hepatitis B virus inhibitor .

HY-N2264

Wulignan A1	Infection Structural Classification Classification of Application Fields Source classification Lignans Phenols Polyphenols Phenylpropanoids Plants Schisandraceae Schisandra chinensis (Turcz.) Baill. Disease Research Fields	Influenza Virus
Wulignan A1 is isolated from the stems of Schisandra henryi. Wulignan A1 exhibits anti-influenza virus H1N1 and H1N1-TR (a Tamiflu agent resistant virus strain) activities .

HY-P0304

CEF4	Infection Structural Classification Natural Products Microorganisms Classification of Application Fields Source classification Disease Research Fields	Influenza Virus
CEF4 is a peptide that corresponds to aa 342-351 of the influenza A virus nucleocapsid protein.

HY-N6025

Clemastanin B	Structural Classification Classification of Application Fields Cruciferae Source classification Lignans Isatis tinctoria L. Phenylpropanoids Plants Inflammation/Immunology Disease Research Fields	Influenza Virus
Clemastanin B, a lignin, has potent anti-influenza activities by inhibiting the virus multiplication, prophylaxsis and blocking the virus attachment. Clemastanin B targets viral endocytosis, uncoating or ribonucleoprotein (RNP) export from the nucleus. Clemastanin B has antioxidant and anti-inflammatory activities .

HY-B0222R

1-Docosanol (Standard)	Structural Classification Natural Products other families Source classification Plants	HSV
1-Docosanol (Standard) is the analytical standard of 1-Docosanol. This product is intended for research and analytical applications. 1-Docosanol (Behenyl alcohol) is a saturated fatty alcohol with reported inhibitory activity against lipid-enveloped viruses, including herpes simplex virus (HSV) .

HY-N0854

Alisol F	Infection Triterpenes Classification of Application Fields Terpenoids Source classification Alisma orinentale (Samuel.) Juz. Plants Alismataceae Disease Research Fields	HBV
Alisol F is a triterpene isolated from Alisma orinentale, has immunosuppressive and anti-virus functions. Alisol F exhibits inhibitory activity in vitro on hepatitis B virus (HBV) surface antigen (HBsAg) secretion of the HepG2.2.15 cell line with an IC₅₀ of 0.6 μM .

HY-20685

Palmitoylethanolamide Palmidrol; Loramine P 256	Infection Structural Classification Natural Products Human Gut Microbiota Metabolites Microorganisms Classification of Application Fields Source classification Endogenous metabolite Disease Research Fields	Influenza Virus Endogenous Metabolite
Palmitoylethanolamide (Palmidrol) is an active endogenous compound which can used for preventing virus infection of the respiratory tract.

HY-N10830

(±)-Nirtetralin	Phyllanthus urinaria Linn. Structural Classification Source classification Lignans Euphorbiaceae Phenylpropanoids Plants	Others
(±)-Nirtetralin is an isomer of Nirtetralin, which inhibits growth of hepatitis E virus (HEV) in HepaRG cells .

HY-N2036

Mosloflavone	Infection Structural Classification Monophenols Flavonoids Classification of Application Fields Flavones Labiatae Source classification Phenols Plants Medicago truncatula Gaertn. Disease Research Fields	TNF Receptor Enterovirus Bacterial
Mosloflavone is a flavonoid isolated from Scutellaria baicalensis Georgi with ?anti-EV71 activity. Mosloflavone? inhibits VP2 virus replication and protein expression during the initial stage of virus infection and inhibits viral VP2 capsid protein synthesis. Mosloflavone is a promising biocide and inhibits P. aeruginosa virulence and biofilm formation.

HY-N0440

Germacrone 1 Publications Verification	Infection Structural Classification Classification of Application Fields Terpenoids Sesquiterpenes Source classification Plants Curcuma longa Disease Research Fields Zingiberaceae	Influenza Virus
Germacrone is isolated from turmeric and has anti-influenza virus, anti-cancer, and neuroprotective activity. Germacrone inhibits the proliferation of human hepatoma cell lines by downregulating CDK1 and Bcl-2/Bcl-xl and upregulating p21 and Bax, leading to cell cycle arrest in the G2/M phase and apoptosis. Germacrone targets H1N1 and H3N2 influenza A viruses as well as influenza B viruses, significantly reducing viral titers in the lungs in animal models .

HY-N6055

Nuezhenidic acid	Infection Structural Classification Iridoids Staphyleaceae Classification of Application Fields Terpenoids Source classification Plants Disease Research Fields Turpinia arguta (Lindl.) Seem.	Influenza Virus
Nuezhenidic acid can be isolated from the fruits of Ligustrum lucidum, posseses inhibitory activities against influenza A virus .

HY-N7532

Yadanzioside I	Infection Structural Classification Simaroubaceae Classification of Application Fields Ketones, Aldehydes, Acids Source classification Plants Disease Research Fields Brucea javanica (L.) Merr.	TMV
Yadanzioside I is a potent anti-tobacco mosaic virus (TMV) quassinoid with an IC₅₀ of 4.22 μM .

HY-N10920

Genkwanol C	Structural Classification Flavonoids Thymelaeaceae Source classification Plants Biflavones Wikstroemia indica	RSV
Genkwanol C, a biflavonoid, has effective antiviral activity against respiratory syncytial virus (RSV) in vitro .

HY-N13145

Azukisaponin II	Triterpenes Structural Classification Leguminosae Terpenoids Source classification Sophora japonica (L.) Schott Plants	Others
Azukisaponin II is a natural saponin. Azukisaponin II has anti-herpes virus activity and antioxidant activity .

HY-N2584A

Isoxanthohumol 1 Publications Verification	Infection Flavonoids Classification of Application Fields Anti-aging Humulus lupulus L. Flavonones Source classification Plants Moraceae Disease Research Fields Cancer	HSV
Isoxanthohumol is a prenylflavonoid from hops and beer. Isoxanthohumol exhibits an antiproliferative activity against several human cancer cell lines. Isoxanthohumol inhibits the development of lung metastatic foci in tumor-challenged animals. Isoxanthohumol shows an antiviral activity towards *herpes viruses* (HSV1 and HSV2) and bovine viral diarrhea virus (BVDV)** .

HY-N7996

Matairesinoside	Infection Structural Classification Monophenols Oleaceae Classification of Application Fields Source classification Lignans Phenols Phenylpropanoids Plants Disease Research Fields Forsythia	Bacterial Fungal
Matairesinoside is a lignan with antibacterial and antioxidant activities. Matairesinoside also shows virus-cell fusion inhibitory activity .

HY-125705

Herquline A Herqueline A	Cardiovascular Disease Alkaloids Microorganisms Classification of Application Fields Source classification Disease Research Fields	Influenza Virus
Herquline A (Herqueline A) is a fungal piperazine alkaloid. Herquline A is a fungal metabolite that inhibits platelet aggregation and replication of the influenza virus .

HY-N10604

Dihydromaniwamycin E	Structural Classification Natural Products Microorganisms	Influenza Virus SARS-CoV
Dihydromaniwamycin E is a heat-shock metabolite with antiviral activity against influenza and SARS-CoV-2 viruses .

HY-130789

Cimigenol-3-one	Triterpenes Structural Classification Terpenoids Source classification Ranunculaceae Plants Cimicifuga foetida Linn.	EBV
Cimigenol-3-one inhibits Epstein-Barr virus early antigen (EBV-EA) activation .

HY-N12612

CNP0296775	Structural Classification Natural Products Source classification Arecaceae Plants	DNA Methyltransferase Dengue virus
CNP0296775 is an inhibitor of dengue virus methyltransferase (DENV MTase) that has the potential to disrupt the viral replication process .

HY-N7194

Yadanzioside L	Infection Structural Classification Simaroubaceae Classification of Application Fields Ketones, Aldehydes, Acids Source classification Plants Disease Research Fields Brucea javanica (L.) Merr.	TMV
Yadanzioside L is a quassinoid and shows anti-tobacco mosaic virus (TMV) activity (IC₅₀=4.86 μM) .

HY-N5068

Isorhamnetin 7-O-α-L-rhamnoside	Infection Flavonols Structural Classification Flavonoids Classification of Application Fields Elaeagnaceae Source classification Phenols Polyphenols Hippophae rhamnoides subsp. sinensis Rousi Plants Disease Research Fields	SARS-CoV
Isorhamnetin 7-O-α-L-rhamnoside shows binding affinity with COVID-19 virus main protease .

HY-N10543

5-O-(E)-p-Coumaroylquinic acid	Structural Classification Monophenols Phenols Spatholobus suberectus Dunn Plants Compositae	HBV
5-O-(E)-p-Coumaroylquinic acid, a quinic acid derivative, is a potent phytochemical agent against hepatitis B virus .

HY-N0440R

Germacrone (Standard)	Structural Classification Terpenoids Sesquiterpenes Source classification Plants Curcuma longa Zingiberaceae	Influenza Virus
Germacrone (Standard) is the analytical standard of Germacrone. This product is intended for research and analytical applications. Germacrone is isolated from turmeric and has anti-influenza virus, anti-cancer, and neuroprotective activity. Germacrone inhibits the proliferation of human hepatoma cell lines by downregulating CDK1 and Bcl-2/Bcl-xl and upregulating p21 and Bax, leading to cell cycle arrest in the G2/M phase and apoptosis. Germacrone targets H1N1 and H3N2 influenza A viruses as well as influenza B viruses, significantly reducing viral titers in the lungs in animal models .

HY-N0862

Harringtonine 10+ Cited Publications	Infection Alkaloids Structural Classification Pyrrole Alkaloids Classification of Application Fields Source classification Plants Cephalotaxaceae Disease Research Fields Cephalotaxus fortunei Hooker	Influenza Virus
Harringtonine is a natural Cephalotaxus alkaloid that inhibits protein synthesis. Harringtonine has anti-*chikungunya virus* (CHIKV) activities with an EC₅₀** of 0.24 μM.

HY-N2216

Polygalasaponin XXXI Onjisaponin F	Infection Triterpenes Structural Classification Classification of Application Fields Terpenoids Source classification Polygalaceae Plants Polygala tenuifolia Willd. Disease Research Fields	Influenza Virus
Polygalasaponin XXXI (Onjisaponin F) is an effective adjuvant for intranasal administration of influenza Influenza hemagglutinin (HA) vaccine to protect influenza virus infection .

HY-N8024

Rubinaphthin A	Infection Structural Classification Monophenols Rubia yunnanensis Classification of Application Fields Ketones, Aldehydes, Acids Source classification Rubiaceae Phenols Plants Disease Research Fields	TMV
Rubinaphthin A is a naphthohydroquinone that can be found in the roots of Rubia yunnanensis. Rubinaphthin A exhibits inhibitory activity against *tobacco mosaic virus* (TMV)** .

HY-18979

Lactimidomycin 1 Publications Verification	Infection Structural Classification Microorganisms Classification of Application Fields Ketones, Aldehydes, Acids Source classification Disease Research Fields	Flavivirus Dengue virus
Lactimidomycin is a glutarimide-containing compound isolated from Streptomyces. Lactimidomycin is a potent inhibitor of eukaryotic translation elongation. Lactimidomycin has a potent antiproliferative effect on tumor cell lines and selectively inhibit protein translation. Lactimidomycin inhibits protein synthesis with an IC₅₀ value of 37.82 nM. Lactimidomycin is also a potent and non-toxic inhibitor of *dengue virus* 2** and other RNA viruses. Anticancer and antiviral activities .

HY-N0224

Epigoitrin	Alkaloids Structural Classification Classification of Application Fields Other Alkaloids Cruciferae Source classification Isatis tinctoria L. Plants Disease Research Fields Cancer	Influenza Virus
Epigoitrin is a natural alkaloid from Isatis tinctoria, with antiviral activities. Epigoitrin reduces susceptibility to influenza virus via mitochondrial antiviral signaling .

HY-N0100

Naringenin 5+ Cited Publications	Structural Classification Classification of Application Fields Source classification Rutaceae Plants Endogenous metabolite Citrus reticulata Blanco Infection Human Gut Microbiota Metabolites Flavonoids Microorganisms Leguminosae Flavonones Phenols Polyphenols Inflammation/Immunology Disease Research Fields Glycyrrhiza uralensis Fisch.	Dengue virus PPAR Reactive Oxygen Species Influenza Virus Endogenous Metabolite
Naringenin is the predominant flavanone in Citrus reticulata Blanco; displays strong anti-inflammatory and antioxidant activities. Naringenin has anti-*dengue virus* (DENV)** activity.

HY-N2584AR

Isoxanthohumol (Standard)	Flavonoids Humulus lupulus L. Flavonones Source classification Plants Moraceae	HSV
Isoxanthohumol (Standard) is the analytical standard of Isoxanthohumol. This product is intended for research and analytical applications. Isoxanthohumol is a prenylflavonoid from hops and beer. Isoxanthohumol exhibits an antiproliferative activity against several human cancer cell lines. Isoxanthohumol inhibits the development of lung metastatic foci in tumor-challenged animals. Isoxanthohumol shows an antiviral activity towards herpes viruses (HSV1 and HSV2) and bovine viral diarrhea virus (BVDV) .

Cat. No.	Product Name	Chemical Structure

HY-14805S

Tecovirimat-d4
Tecovirimat-d₄ is a deuterium-labelled Tecovirimat. Tecovirimat is an orally active viral inhibitor with high activity against viruses of the genus Orthopoxvirus, including smallpox, cowpox and monkeypox viruses[1].

HY-13318S

Oseltamivir acid-d3 Maximum Cited Publications 56 Publications Verification
Oseltamivir acid-d₃ is a deuterium labeled Oseltamivir acid. Oseltamivir acid, the active metabolite of Oseltamivir phosphate, is an orally bioavailable, potent and selective inhibitor of influenza virus neuraminidase (IC50=2 nM) with activity against both influenza A and B viruses[1][2].

HY-14904AS

Umifenovir-d6 hydrochloride

Umifenovir-d₆ (hydrochloride) is the deuterium labeled Umifenovir hydrochloride. Umifenovir hydrochloride is a potent, orally active broad-spectrum antiviral with activity against a number of enveloped and non-enveloped viruses. Umifenovir hydrochloride is used as an anti-influenza virus agent. Umifenovir hydrochloride could effectively inhibit the fusion of virus with host cells[1][2]. Umifenovir hydrochloride is an efficient inhibitor of SARS-CoV-2 in vitro. Anti-inflammatory activity[3].

HY-B0338S

Rimantadine-d4 hydrochloride
Rimantadine-d₄ (hydrochloride) is the deuterium labeled Rimantadine hydrochloride. Rimantadine hydrochloride is an anti-influenza virus agent[1][2].

HY-20685S

Palmitoylethanolamide-d4
Palmitoylethanolamide-d₄ is the deuterium labeled Palmitoylethanolamide. Palmitoylethanolamide (Palmidrol) is an active endogenous compound which can used for preventing virus infection of the respiratory tract.

HY-B0272S2

Rifampicin-d4
Rifampicin-d₄ is the deuterium labeled Rifampicin. Rifampicin is a potent and broad spectrum antibiotic against bacterial pathogens. Rifampicin has anti-influenza virus activities.

HY-13317S

Oseltamivir-d3
Oseltamivir-d₃ is a deuterium labeled Oseltamivir. Oseltamivir is an influenza virus neuraminidase inhibitor (NAI). Oseltamivir inhibits influenza A/H3N2, A/H1N2, A/H1N1, and B viruses with mean IC50s of 0.67, 0.9, 1.34 and 13 nM, respectively. Anti-influenza A and B agent[1].

HY-N0172S

Caffeic acid-13C3
Caffeic acid- ¹³C₃ is an ¹³C labeled caffeic acid. Caffeic acid is a phytonutrient belonging to the flavonoids. Caffeic acid and its derivatives, are potential antimicrobial agents, chronic infection induced by microbes such as bacteria, fungi, and viruses[1].

HY-B1414S

Chloroxylenol-d6
Chloroxylenol-d₆ is the deuterium labeled Chloroxylenol. Chloroxylenol is a broad spectrum antimicrobial chemical compound used to control bacteria, algae, fungi and virus.

HY-B0434S

Ribavirin-13C5
Ribavirin- ¹³C₅ is the ¹³C-labeled Ribavirin. Ribavirin (ICN-1229) is an antiviral agent against a broad spectrum of viruses including HCV, HIVl, and RSV.

HY-13317S1

Oseltamivir-d3-1
Oseltamivir-d₃-1 is the deuterium labeled Oseltamivir[1]. Oseltamivir is an influenza virus neuraminidase inhibitor (NAI). Oseltamivir inhibits influenza A/H3N2, A/H1N2, A/H1N1, and B viruses with mean IC50s of 0.67, 0.9, 1.34 and 13 nM, respectively. Anti-influenza A and B agent[2].

HY-13317S3

Oseltamivir-d5
Oseltamivir-d₅ is the deuterium labeled Oseltamivir[1]. Oseltamivir is an influenza virus neuraminidase inhibitor (NAI). Oseltamivir inhibits influenza A/H3N2, A/H1N2, A/H1N1, and B viruses with mean IC50 of 0.67, 0.9, 1.34 and 13 nM, respectively. Anti-influenza A and B agent[2].

HY-13317S4

Oseltamivir-d3 hydrochloride
Oseltamivir-d₃ hydrochloride is the deuterium-labeled Oseltamivir (HY-13317) . Oseltamivir is an *influenza virus* neuraminidase** inhibitor (NAI). Oseltamivir inhibits influenza A/H3N2, A/H1N2, A/H1N1, and B viruses with mean IC₅₀s of 0.67, 0.9, 1.34 and 13 nM, respectively. Anti-influenza A and B agent .

HY-B0272S

Rifampicin-d3
Rifampicin-d₃ is the deuterium labeled Rifampicin. Rifampicin is a potent and broad spectrum antibiotic against bacterial pathogens. Rifampicin has anti-influenza virus activities[1][2].

HY-B0017S

Telbivudine-d4
Telbivudine-d₄ is deuterium labeled Telbivudine. Telbivudine (Epavudine), an orally active thymidine nucleoside analog, is a potent antiviral inhibitor of hepatitis B virus (HBV) replication[1].

HY-B0272S1

Rifampicin-d8
Rifampicin-d8 (Rifampin-d8) is the deuterium labeled Rifampicin. Rifampicin is a potent and broad spectrum antibiotic against bacterial pathogens. Rifampicin has anti-influenza virus activities.

HY-N0100S

Naringenin-d4
Naringenin-d₄ is the deuterated version of Naringenin (HY-N0100). Naringenin shows strong anti-inflammatory and antioxidant activities. Naringenin has anti-dengue virus (DENV) activity[1].

HY-13637S

Ganciclovir-d5

Ganciclovir-d₅ is the deuterium labeled Ganciclovir. Ganciclovir (BW 759), a nucleoside analogue, is an orally active antiviral agent with activity against CMV. Ganciclovir also has activity in vitro against members of the herpes group and some other DNA viruses. Ganciclovir inhibits the in vitro replication of human herpes viruses (HSV 1 and 2, CMV) and adenovirus serotypes 1, 2, 4, 6, 8, 10, 19, 22 and 28. Ganciclovir has an IC50 of 5.2 μM for feline herpesvirus type-1 (FHV-1)[1][2][3].

HY-15005S1

Sofosbuvir-d6
Sofosbuvir-d₆ is the deuterium labeled Sofosbuvir. Sofosbuvir (PSI-7977) is an active inhibitor of HCV RNA replication in the HCV replicon assay, demonstrates potent anti-hepatitis C virus (HCV) activity.

HY-15005S

Sofosbuvir-13C,d3
Sofosbuvir- ¹³C,d₃ is the deuterium labeled Sofosbuvir. Sofosbuvir (PSI-7977) is an active inhibitor of HCV RNA replication in the HCV replicon assay, demonstrates potent anti-hepatitis C virus (HCV) activity.

HY-12687S

Tizoxanide-d4
Tizoxanide-d₄ is the deuterium labeled Tizoxanide. Tizoxanide is the active metabolite of Nitazoxanide, which is a thiazolide anti-infective compound against anaerobic bacteria, protozoa, and a range of viruses. Tizoxanide has anti-HIV-1 activities[1][2].

HY-135330

Lamivudine-13C,15N2
Lamivudine- ¹³C, ¹⁵N₂ is a labelled impurity of Lamivudine (BCH-189). Lamivudine is a nucleoside reverse transcriptase inhibitors (NRTIs), and can inhibit HIV reverse transcriptase 1/2 and the reverse transcriptase of hepatitis B virus .

HY-W718796

DL-Serine-15N
DL-Serine- ¹⁵N is ¹⁵N-labeled DL-Serine (HY-Y0507) DL-Serine, a fundamental metabolite, is a mixture of D-Serine and L-Serine. DL-Serine has antiviral activity against the multiplication of *tobacco mosaic virus* (TMV)**.

HY-B0222S

1-Docosanol-d45
1-Docosanol-d₄₅ is the deuterium labeled 1-Docosanol. 1-Docosanol is a saturated fatty alcohol used traditionally as an emollient, emulsifier, and thickener in cosmetics, and nutritional supplement. 1-Docosanol is an inhibitor of lipid-enveloped viruses including herpes simplex.

HY-Y0507S

DL-Serine-2,3,3-d3
DL-Serine-2,3,3-d₃ is the deuterium labeled DL-Serine. DL-Serine, a fundamental metabolite, is a mixture of D-Serine and L-Serine. DL-Serine has antiviral activity against the multiplication of tobacco mosaic virus (TMV)[1].

HY-B0434S1

Ribavirin-15N, d2
Ribavirin- ¹⁵N, d2 is ¹⁵N and deuterated labeled Ribavirin (HY-B0434). Ribavirin (ICN-1229) is an antiviral agent against a broad spectrum of viruses including HCV, HIVl, and RSV. Ribavirin also has anti-orthopoxvirus and anti-variola activities.

HY-W013403S

2'-Deoxy-2'-fluorouridine-d2
2'-Deoxy-2'-fluorouridine-d₂ is the deuterium labeled 2'-Deoxy-2'-fluorouridine[1]. 2'-Deoxy-2'-fluorouridine can be used as an intermediate for antiinfluenza virus agents synthesis[2].

HY-17043S

Loratadine-d4
Loratadine-d₄ is the deuterium labeled Loratadine. Loratadine (SCH-29851) is a selective inverse peripheral histamine H1-receptor agonist with an IC50 of >32 μM. Loratadine has anti-dengue-virus (DENV) activity. Loratadine can inhibit immunologic release of inflammatory mediators.

HY-17043S1

Loratadine-d5
Loratadine-d₅ is the deuterium labeled Loratadine. Loratadine (SCH-29851) is a selective inverse peripheral histamine H1-receptor agonist with an IC50 of >32 μM. Loratadine has anti-dengue-virus (DENV) activity. Loratadine can inhibit immunologic release of inflammatory mediators.

HY-B0272S3

Rifampicin-d11
Rifampicin-d₁₁ (Rifampin-d₁₁; Rifamycin AMP-d₁₁)is the deuterium labeledRifampicin(HY-B0272) . Rifampicin is a potent and broad spectrum antibiotic against bacterial pathogens. Rifampicin has anti-influenza virus activities. Rifampicin shows anti-orthopoxvirus activity .

HY-15602AS

Ledipasvir-d6 hydrochloride
Ledipasvir-d₆ hydrochloride is deuterated labeled Ledipasvir acetone (HY-15602A). Ledipasvir acetone (GS-5885 acetone) is the active ingredient of Ledipasvir. Ledipasvir is an inhibitor of the *hepatitis C virus* NS5A, with EC₅₀** values of 34 pM against GT1a and 4 pM against GT1b replicon.

HY-109025AS

Baloxavir-d5
Baloxavir-d₅ is deuterium labeled Baloxavir. Baloxavir (Baloxavir acid), derived from the proagent Baloxavir marboxil, is a first-in-class, potent and selective cap-dependent endonuclease (CEN) inhibitor within the polymerase PA subunit of influenza A and B viruses. Baloxavir inhibits viral RNA transcription and replication and has potently antiviral activity[1][2].

HY-169220S

RORγ/DHODH-IN-1
RORγ/DHODH-IN-1 (compound 1404), a deuterium labeled compound, is a dual RORγ and DHODH inhibitor with IC₅₀ values of 9.7 nM and 100 nM, repaectively. RORγ/DHODH-IN-1 blocks the replication of SARS-CoV-2, HCMV, and *non-enveloped DNA virus* (HAdV5)** .

HY-B0402S

Amantadine-d15
Amantadine-d₁₅ is the deuterium labeled Amantadine. Amantadine (1-Adamantanamine) is an antiviral agent with activity against influenza A viruses. Amantadine blocks the proton flow through the M2 ion channel (M2 proton channel of influenza A) and thus prevents the release of viral RNA into the cytoplasm of the infected cells. Amantadine is an antiparkinsonian agent[1][2].

HY-15602S

Ledipasvir-d6
Ledipasvir-d₆ is the deuterium labeled Ledipasvir. Ledipasvir (GS-5885) is an inhibitor of the hepatitis C virus NS5A, with EC50s of 34 pM and 4 pM against genotype 1a and 1b replicon, respectively. Ledipasvir is also a SARS-CoV 3CLpro inhibitor with an IC50 of 1.62 μM[3].

HY-101064S4

Fmoc-leucine-15N
Fmoc-leucine- ¹⁵N is a ¹⁵N-labeled and ¹³C-labled EIDD-1931. EIDD-1931 (Beta-d-N4-hydroxycytidine; NHC) is a novel nucleoside analog and behaves as a potent anti-virus agent. EIDD-1931 effectively inhibits the replication activity of venezuelan equine ence

HY-A0061S

Trifluridine-13C,15N2
Trifluridine- ¹³C, ¹⁵N₂ is the ¹³C and ¹⁵N labeled Trifluridine[1]. Trifluridine (Trifluorothymidine;5-Trifluorothymidine;TFT) is an irreversible thymidylate synthase inhibitor, and thereby suppresses DNA synthesis. Trifluridine is an antiviral agent for herpes simplex virus (HSV) infection. Trifluorothymidine also has anti-orthopoxvirus activity[2].

HY-104077S

Remdesivir-d5 2 Publications Verification
Remdesivir-d₅ is a deuterium labeled Remdesivir. Remdesivir (GS-5734) is a nucleoside analogue, with effective antiviral activity, with EC50s of 74 nM for SARS-CoV and MERS-CoV in HAE cells, and 30 nM for murine hepatitis virus in delayed brain tumor cells. Remdesivir is highly effective in the control of 2019-nCoV (COVID-19) infection in vitro[1][2].

HY-B0250S

Lamivudine-15N,d2
Lamivudine- ¹⁵N,d₂ is ¹⁵N and deuterated labeled Lamivudine (HY-B0250). Lamivudine (BCH-189) is an orally active nucleoside reverse transcriptase inhibitor (NRTI). Lamivudine can inhibit HIV reverse transcriptase 1/2 and also the reverse transcriptase of hepatitis B virus. Lamivudine salicylate can penetrate the CNS .

HY-104077S1

Remdesivir-d4
Remdesivir-d₄ is deuterium labeled Remdesivir. Remdesivir (GS-5734), a nucleoside analogue with effective antiviral activity, has EC50s of 74 nM for SARS-CoV and MERS-CoV in HAE cells, and 30 nM for murine hepatitis virus in delayed brain tumor cells. Remdesivir is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro[1][2].

HY-135853S

Molnupiravir-d7

Molnupiravir-d₇ is the deuterium labeled Molnupiravir. Molnupiravir (EIDD-2801) is an orally bioavailable prodrug of the ribonucleoside analog EIDD-1931. Molnupiravir has broad spectrum antiviral activity against influenza virus and multiple coronaviruses, such as SARS-CoV-2, MERS-CoV, SARS-CoV. Molnupiravir has the potential for the research of COVID-19, and seasonal and pandemic influenza[1][2].

HY-135810S

Cletoquine-d4

Cletoquine-d₄ is deuterium labeled Cletoquine. Cletoquine (Desethylhydroxychloroquine) is a major active metabolite of Hydroxychloroquine. Cletoquine is produced in the liver by CYP2D6, CYP3A4, CYP3A5, and CYP2C8 isoenzymes. Cletoquine is also a Chloroquine derivative and has the ability to against the chikungunya virus (CHIKV). Cletoquine has antimalarial effects and has the potential for autoimmune diseases treatment[1][2].

HY-145119AS

Mindeudesivir hydrobromide
Mindeudesivir (JT001; VV116; GS-621763-d₁) hydrobromide is a deuterated version of Remdesivir (HY-104077), a highly orally active nucleoside antiviral against SARS-CoV-2 and respiratory syncytial virus (RSV). Mindeudesivir hydrobromide retains the antiviral activity of Remdesivir against COVID-19, and is the first domestically produced deuterium targeting the COVID-19 .

HY-B0421S2

Mycophenolic acid-13C17

Mycophenolic acid-13C17 (Mycophenolate-13C17) is the 13C labeled Mycophenolic acid (HY-B0421). Mycophenolic acid is a potent uncompetitive inosine monophosphate dehydrogenase (IMPDH) inhibitor with an EC50 of 0.24 μM. Mycophenolic acid demonstrates antiviral effects against a wide range of RNA viruses including influenza. Mycophenolic acid is an immunosuppressive agent. Antiangiogenic and antitumor effects.

HY-B0510S3

Trimethoprim-13C3

Trimethoprim- ¹³C₃is the deuterium labeledTrimethoprim(HY-B0510) . Trimethoprim is a bacteriostatic antibiotic and an orally active dihydrofolate reductase inhibitor. Trimethoprim is active against a wide range of Gram-positive and Gram-negative aerobic bacteria. Trimethoprim has the potential for the research of urinary tract infections, Shigellosis and Pneumocystis pneumonia. Trimethoprim can inhibit infection of Influenza A virus in chick embryo when combinated with zinc .

HY-B1028S

Pantethine-15N2

Pantethine- ¹⁵N₂ is the ¹⁵N₂ labeled Pantethine. Pantethine is an orally active lipid-lowering agent. Pantethine has anti-tumor, anti-inflammatory and anti-SARS-COV virus activities. Pantethine is also a neuroprotective agent. Pantethine can be used in the study of Alzheimer's disease, Parkinson's disease, major depression, systemic sclerosis and pantothenate kinase-related neurodegeneration .

HY-10574S

Rilpivirine-d6
Rilpivirine-d₆ is the deuterium labeled Rilpivirine. Rilpivirine (R278474) is a potent and specific diarylpyrimidine (DAPY) non-nucleoside reverse transcriptase inhibitor (NNRTI). Rilpivirine has high antiviral activity against wild-type HIV (EC50=0.4 nM) and mutant viruses (EC50=0.1-2.0 nM). Rilpivirine has a high genetic barrier to resistance development of HIV[1][2].

HY-B1826S2

Adefovir-d4
Adefovir-d₄ is the deuterium labeled Adefovir. Adefovir (GS-0393) is an adenosine monophosphate analog antiviral agent that after intracellular conversion to Adefovir diphosphate inhibits HBV DNA polymerase. Adefovir has an IC50 of 0.7 μM against HBV in the HepG2.2.15 cell line. Adefovir has good antiviral activity against several viruses, including HBV and herpesviruses[1][2][3].

HY-135810S1

Cletoquine-d4-1

Cletoquine-d₄-1 is the deuterium labeled Cletoquine. Cletoquine (Desethylhydroxychloroquine) is a major active metabolite of Hydroxychloroquine. Cletoquine is produced in the liver by CYP2D6, CYP3A4, CYP3A5, and CYP2C8 isoenzymes. Cletoquine is also a Chloroquine derivative and has the ability to against the chikungunya virus (CHIKV). Cletoquine has antimalarial effects and has the potential for autoimmune diseases treatment[1][2].

HY-104077S2

Remdesivir impurity 9-d4
Remdesivir impurity 9-d₄ is deuterium labeled Remdesivir. Remdesivir (GS-5734), a nucleoside analogue with effective antiviral activity, has EC50s of 74 nM for SARS-CoV and MERS-CoV in HAE cells, and 30 nM for murine hepatitis virus in delayed brain tumor cells. Remdesivir is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro[1][2].

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