1. Anti-infection
  2. Dengue virus Flavivirus SARS-CoV
  3. HeE1-2Tyr

HeE1-2Tyr, a pyridobenzothiazole compound, is a flavivirus RNA dependent RNA polymerases (RdRp) inhibitor. HeE1-2Tyr significantly inhibits West Nile, Dengue and SARS-CoV-2 RdRps (IC50 of 27.6 µM) activity in vitro.

For research use only. We do not sell to patients.

HeE1-2Tyr Chemical Structure

HeE1-2Tyr Chemical Structure

CAS No. : 2245195-67-7

Size Price Stock Quantity
Solid + Solvent (Highly Recommended)
10 mM * 1 mL in DMSO
ready for reconstitution
USD 250 In-stock
Solution
10 mM * 1 mL in DMSO USD 250 In-stock
Solid
5 mg USD 195 In-stock
10 mg USD 320 In-stock
25 mg USD 560 In-stock
50 mg USD 790 In-stock
100 mg USD 1120 In-stock
200 mg   Get quote  
500 mg   Get quote  

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Customer Review

Based on 1 publication(s) in Google Scholar

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  • Biological Activity

  • Purity & Documentation

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Description

HeE1-2Tyr, a pyridobenzothiazole compound, is a flavivirus RNA dependent RNA polymerases (RdRp) inhibitor. HeE1-2Tyr significantly inhibits West Nile, Dengue and SARS-CoV-2 RdRps (IC50 of 27.6 µM) activity in vitro[1][2].

IC50 & Target

Flavivirus RNA dependent RNA polymerases (RdRp)[1]
SARS-CoV-2 RdRps>[2]

Cellular Effect
Cell Line Type Value Description References
Huh-7 CC50
> 100 μM
Compound: 1; PBTZ
Cytotoxicity against human HuH7 cells assessed as reduction in cell viability incubated for 48 hrs by CellTiter Glo Luminescent assay
Cytotoxicity against human HuH7 cells assessed as reduction in cell viability incubated for 48 hrs by CellTiter Glo Luminescent assay
[PMID: 32435384]
Huh-7 EC50
0.4 μM
Compound: 1; PBTZ
Antiviral activity against Zika virus H/PF/2013 infected in human HuH7 cells assessed as reduction in virus replication incubated for 24 hrs by plaque reduction assay
Antiviral activity against Zika virus H/PF/2013 infected in human HuH7 cells assessed as reduction in virus replication incubated for 24 hrs by plaque reduction assay
[PMID: 32435384]
Huh-7 EC50
1.7 μM
Compound: 1; PBTZ
Antiviral activity against Dengue virus 4 infected in human HuH7 cells assessed as reduction in virus replication incubated for 48 hrs by plaque reduction assay
Antiviral activity against Dengue virus 4 infected in human HuH7 cells assessed as reduction in virus replication incubated for 48 hrs by plaque reduction assay
[PMID: 32435384]
Huh-7 EC50
2.1 μM
Compound: 1; PBTZ
Antiviral activity against Dengue virus 2 EDEN 3295 infected in human HuH7 cells assessed as reduction in virus replication incubated for 48 hrs by plaque reduction assay
Antiviral activity against Dengue virus 2 EDEN 3295 infected in human HuH7 cells assessed as reduction in virus replication incubated for 48 hrs by plaque reduction assay
[PMID: 32435384]
Huh-7 EC50
2.8 μM
Compound: 1; PBTZ
Antiviral activity against Dengue virus 1 infected in human HuH7 cells assessed as reduction in virus replication incubated for 48 hrs by plaque reduction assay
Antiviral activity against Dengue virus 1 infected in human HuH7 cells assessed as reduction in virus replication incubated for 48 hrs by plaque reduction assay
[PMID: 32435384]
Huh-7 EC50
2.8 μM
Compound: 1; PBTZ
Antiviral activity against Dengue virus 3 infected in human HuH7 cells assessed as reduction in virus replication incubated for 48 hrs by plaque reduction assay
Antiviral activity against Dengue virus 3 infected in human HuH7 cells assessed as reduction in virus replication incubated for 48 hrs by plaque reduction assay
[PMID: 32435384]
In Vitro

HeE1-2Tyr shows antiviral activity, it is able to inhibit an Ugandan strain of West Nile virus with an IC50 of 2.1 µM, as well as all the four Dengue virus (DENV) serotypes, with IC50 ranging from 6.8 to 15 µM. The cytotoxicity of HeE1-2Tyr versus Vero E6 cells is ~115 µM[1].
Additionally, upon infection of human HEK 293 cells (CC50 of 50 µM), HeE1-2Tyr inhibits clinical strains of yellow fever virus with IC50 values ranging from 3.9 to 12 µM[1].
HeE1-2Tyr completely inhibits the replication of both SARS-CoV-2 and Feline coronavirus (FIPV)[2].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

Molecular Weight

582.67

Formula

C33H30N2O6S

CAS No.
Appearance

Solid

Color

White to yellow

SMILES

OC(C=C1)=CC=C1C[C@@H](C(O)=O)NC(C(C=C2C3=CC=CC=C3)=C4SC5=CC=C(OC6CCCCC6)C=C5N4C2=O)=O

Shipping

Room temperature in continental US; may vary elsewhere.

Storage
Powder -20°C 3 years
4°C 2 years
In solvent -80°C 6 months
-20°C 1 month
Solvent & Solubility
In Vitro: 

DMSO : 100 mg/mL (171.62 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 1.7162 mL 8.5812 mL 17.1624 mL
5 mM 0.3432 mL 1.7162 mL 3.4325 mL
View the Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

  • Molarity Calculator

  • Dilution Calculator

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

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Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

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In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:

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Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Calculation results:
Working solution concentration: mg/mL
Purity & Documentation
References

Complete Stock Solution Preparation Table

* Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

Optional Solvent Concentration Solvent Mass 1 mg 5 mg 10 mg 25 mg
DMSO 1 mM 1.7162 mL 8.5812 mL 17.1624 mL 42.9059 mL
5 mM 0.3432 mL 1.7162 mL 3.4325 mL 8.5812 mL
10 mM 0.1716 mL 0.8581 mL 1.7162 mL 4.2906 mL
15 mM 0.1144 mL 0.5721 mL 1.1442 mL 2.8604 mL
20 mM 0.0858 mL 0.4291 mL 0.8581 mL 2.1453 mL
25 mM 0.0686 mL 0.3432 mL 0.6865 mL 1.7162 mL
30 mM 0.0572 mL 0.2860 mL 0.5721 mL 1.4302 mL
40 mM 0.0429 mL 0.2145 mL 0.4291 mL 1.0726 mL
50 mM 0.0343 mL 0.1716 mL 0.3432 mL 0.8581 mL
60 mM 0.0286 mL 0.1430 mL 0.2860 mL 0.7151 mL
80 mM 0.0215 mL 0.1073 mL 0.2145 mL 0.5363 mL
100 mM 0.0172 mL 0.0858 mL 0.1716 mL 0.4291 mL
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HeE1-2Tyr Related Classifications

Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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HeE1-2Tyr
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