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Results for "

L-Tryptophan

" in MedChemExpress (MCE) Product Catalog:

By Targets:	Amino Acid Derivatives (1) Antibiotic (1) Aryl Hydrocarbon Receptor (4) Bacterial (3) Caspase (1) DNA Methyltransferase (1) Drug Derivative (1) Drug Isomer (1) Endogenous Metabolite (24) GPR139 (1) HCV (2) iGluR (4) Indoleamine 2,3-Dioxygenase (IDO) (2) Interleukin Related (2) Isotope-Labeled Compounds (9) Mitochondrial Metabolism (1) Neurokinin Receptor (1) STAT (3) VEGFR (2)
By Research Areas:	Cancer (16) Cardiovascular Disease (6) Infection (6) Inflammation/Immunology (15) Metabolic Disease (14) Neurological Disease (11)
Oligonucleotides:	Solubilizing Agents (1) Freeze-drying Protective Agents (1)

Inhibitors & Agonists

Peptides

Natural
Products

Isotope-Labeled Compounds

Oligonucleotides

Targets Recommended: Tryptophan Hydroxylase

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-N0623R

L-Tryptophan (standard) 5 Publications Verification Tryptophan (standard); Tryptophane (standard)	Others	Metabolic Disease
L-Tryptophan (standard) is the analytical standard of L-Tryptophan. L-Tryptophan (Tryptophan) is an orally active and essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3. L-Tryptophan can promote an increase in stemness and osteogenic ability of BMSCs in vitro and in vivo. L-Tryptophan inhibits cell proliferation and induced cell cycle arrest with high levels .

HY-N0623S1

L-Tryptophan-13C Tryptophan-¹³C; Tryptophane-¹³C	Endogenous Metabolite	Metabolic Disease
L-Tryptophan- ¹³C is the ¹³C-labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S7

L-Tryptophan-15N Tryptophan-¹⁵N; Tryptophane-¹⁵N	Isotope-Labeled Compounds Endogenous Metabolite	Metabolic Disease
L-Tryptophan- ¹⁵N is the ¹⁵N-labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S3

L-Tryptophan-1-13C Tryptophan-1-¹³C; Tryptophane-1-¹³C	Isotope-Labeled Compounds Endogenous Metabolite	Metabolic Disease
L-Tryptophan-1- ¹³C is the ¹³C-labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S

L-Tryptophan-d5 Tryptophan-d₅; Tryptophane-d₅	Endogenous Metabolite	Metabolic Disease
L-Tryptophan-d₅ is the deuterium labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S5

L-Tryptophan-d8 Tryptophan-d₈; Tryptophane-d₈	Endogenous Metabolite	Metabolic Disease
L-Tryptophan-d₈ is the deuterium labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S9

L-Tryptophan-d3 Tryptophan-d₃; Tryptophane-d₃	Endogenous Metabolite	Metabolic Disease
L-Tryptophan-d₃ is the deuterium labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S2

L-Tryptophan-13C11 Tryptophan-¹³C₁₁; Tryptophane-¹³C₁₁	Isotope-Labeled Compounds Endogenous Metabolite	Metabolic Disease
L-Tryptophan- ¹³C₁₁ is the ¹³C-labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S8

L-Tryptophan-15N2 Tryptophan-¹⁵N₂; Tryptophane-¹⁵N₂	Endogenous Metabolite	Metabolic Disease
L-Tryptophan- ¹⁵N₂ is the ¹⁵N-labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S6

L-Tryptophan-15N2,d8 Tryptophan-¹⁵N₂,d₈; Tryptophane-¹⁵N₂,d₈	Isotope-Labeled Compounds Endogenous Metabolite	Metabolic Disease
L-Tryptophan- ¹⁵N₂,d₈ is the deuterium and ¹⁵N-labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S4

L-Tryptophan-13C11,15N2 Tryptophan-¹³C₁₁,¹⁵N₂; Tryptophane-¹³C₁₁,¹⁵N₂	Endogenous Metabolite	Metabolic Disease
L-Tryptophan- ¹³C₁₁, ¹⁵N₂ is the ¹³C- and ¹⁵N-labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-W585843

*1,1′-Ethylidenebis[L-tryptophan]*	Interleukin Related	Inflammation/Immunology
1,1′-Ethylidenebis[L-tryptophan] is an impurity in the synthesis of L-tryptophan. 1,1′-Ethylidenebis[L-tryptophan] promotes the proliferation of eosinophilic leukemia cells, induces the release of eosinophil cationic protein from eosinophils, and stimulates T cells to produce IL-5. 1,1′-Ethylidenebis[L-tryptophan] (40 µg/kg) can induce fascia thickening, mast cell infiltration, and fibrosis in adipose and subcutaneous muscle tissues in mice. 1,1′-Ethylidenebis[L-tryptophan] can be used in immunology and inflammation research .

HY-W011978

N-Acetyl-L-tryptophan	Endogenous Metabolite Mitochondrial Metabolism Neurokinin Receptor Caspase Interleukin Related	Neurological Disease Inflammation/Immunology
N-Acetyl-L-tryptophan is an antagonist of the neurokinin-1 receptor (NK-1R), disrupting the binding of substance P (SP) to NK-1R. This action provides neuroprotective effects, improving memory deficits and motor impairments. N-Acetyl-L-tryptophan is also an inhibitor of cytochrome c (Cytochrome c), and it exerts antioxidant and anti-inflammatory effects by inhibiting the expression of IL-1β and the activation of caspase-1. N-Acetyl-L-tryptophan holds promise for research in neurodegenerative and inflammatory diseases .

HY-W050025

6-Chloro-L-tryptophan	Amino Acid Derivatives	Others
6-Chloro-L-tryptophan is a Tryptophan derivative. 6-Chloro-L-tryptophan can be used as a substrate for KtzQ .

HY-20897A

5-Bromo-L-tryptophan	Endogenous Metabolite	Others
5-Bromo-L-tryptophan is an α-amino acid derivative that can be found in Semenospongia sp. .

HY-W011978R

*N-Acetyl-L-tryptophan* (Standard)**	Endogenous Metabolite	Metabolic Disease
N-Acetyl-L-tryptophan (Standard) is the analytical standard of N-Acetyl-L-tryptophan. This product is intended for research and analytical applications. N-Acetyl-L-tryptophan is an endogenous metabolite.

HY-W720532

*N,N-Dimethyl-L-tryptophan* hydrochloride**	Drug Derivative	Neurological Disease
N,N-Dimethyl-L-tryptophan hydrochloride is a tryptamine.

HY-13642

RG108 5+ Cited Publications N-Phthalyl-L-Tryptophan	DNA Methyltransferase	Cancer
RG108 (N-Phthalyl-L-tryptophan) is a non-nucleoside DNA methyltransferases (DNMTs) inhibitor (IC₅₀=115 nM) that blocks the DNMTs active site. RG108 (N-Phthalyl-L-tryptophan) causes demethylation and reactivation of tumor suppressor genes, but it does not affect the methylation of centromeric satellite sequences .

HY-135597

N-Acetyl-5-methyl-L-tryptophan	Drug Isomer	Others
N-Acetyl-5-methyl-L-tryptophan is a N-Acetyl-L-tryptophan analog.

HY-20899

6-Bromo-L-tryptophan 6BrW	Others	Others
6-Bromo-L-tryptophan (6BrW) is a compound that can be incorporated into recombinant proteins by a specific system in bacterial cells, causing a blue shift in fluorescence emission and absorption maxima.

HY-N0623S10

L-Phenylalanine,Indole-15N	Endogenous Metabolite	Metabolic Disease Cancer
L-Phenylalanine,Indole- ¹⁵N is the ¹⁵N labeled L-Tryptophan[1]. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[2].

HY-142127S

*2-(α-D-Mannopyranosyl)-L-tryptophan-d4*	Isotope-Labeled Compounds Antibiotic	Others
2-(α-D-Mannopyranosyl)-L-tryptophan-d₄ is the deuterium labeled 2-(α-D-Mannopyranosyl)-L-tryptophan[1].

HY-13718

Oglufanide H-Glu-Trp-OH; L-Glutamyl-L-Tryptophan	VEGFR HCV Endogenous Metabolite	Infection Cardiovascular Disease Inflammation/Immunology Cancer
Oglufanide (H-Glu-Trp-OH) is a dipeptide immunomodulator isolated from calf thymus. Oglufanide inhibits vascular endothelial growth factor (VEGF). Oglufanide can stimulate the immune response to hepatitic C virus (HCV) and intracellular bacterial infections. Oglufanide shows antitumor and anti-angiogenesis activities .

HY-N0707

(S)-Indoximod 1-Methyl-L-Tryptophan; (S)-NLG-8189	Indoleamine 2,3-Dioxygenase (IDO)	Neurological Disease Cancer
(S)-Indoximod (1-Methyl-L-tryptophan) is an inhibitor of indoleamine 2,3-dioxygenase (IDO) (K_i: 19 μM). (S)-Indoximod can be used for the research of cancer and neurological disease .

HY-146628S

*5-Hydroxy-L-tryptophan-4,6,7-d3*	Isotope-Labeled Compounds	Infection
5-Hydroxy-L-tryptophan-4,6,7-d₃ is the deuterium labeled 5-Hydroxy-L-tryptophan-4,6,7[1].

HY-104026

L-Kynurenine Maximum Cited Publications 10 Publications Verification	Aryl Hydrocarbon Receptor Endogenous Metabolite	Cardiovascular Disease Neurological Disease Inflammation/Immunology Cancer
L-Kynurenine is a metabolite of the amino acid L-tryptophan. L-Kynurenine is an aryl hydrocarbon receptor agonist.

HY-14743

Golotimod SCV 07; Gamma-D-glutamyl-L-Tryptophan	Bacterial STAT	Infection Inflammation/Immunology Cancer
Golotimod (SCV-07), an immunomodulating peptide with antimicrobial activity, significantly increases the efficacy of antituberculosis therapy, stimulates thymic and splenic cell proliferation, and improves macrophage function. Golotimod (SCV-07) inhibits STAT3 signaling and modulates the duration and severity of oral mucositis in animal models that received radiation or a combination of radiation and Cisplatin. Golotimod (SCV-07) is also a potential therapeutic for recurrent genital herpes simplex virus type 2 (HSV-2) .

HY-14743B

Golotimod hydrochloride SCV 07 hydrochloride; Gamma-D-glutamyl-L-Tryptophan hydrochloride	Bacterial STAT	Infection Inflammation/Immunology Cancer
Golotimod hydrochloride (SCV 07 hydrochloride), an immunomodulating peptide with antimicrobial activity, significantly increases the efficacy of antituberculosis therapy, stimulates thymic and splenic cell proliferation, and improves macrophage function. Golotimod hydrochloride (SCV 07 hydrochloride) inhibits STAT3 signaling and modulates the duration and severity of oral mucositis in animal models that received radiation or a combination of radiation and Cisplatin. Golotimod hydrochloride (SCV 07 hydrochloride) is also a potential therapeutic for recurrent genital herpes simplex virus type 2 (HSV-2) .

HY-N1436

L-(+)-Abrine L-Abrine; L-N-MethylTryptophan; N-α-Methyl-L-Tryptophan	Others	Inflammation/Immunology
L-(+)-Abrine, a lethal albumin found in Abrus precatorius seeds, is an acute toxic alkaloid and chemical marker for abrin.

HY-13718A

Oglufanide disodium H-Glu-Trp-OH disodium; L-Glutamyl-L-Tryptophan disodium	VEGFR HCV Endogenous Metabolite	Infection Cardiovascular Disease Inflammation/Immunology Cancer
Oglufanide (H-Glu-Trp-OH) disodium is a dipeptide immunomodulator isolated from calf thymus. Oglufanide disodium inhibits vascular endothelial growth factor (VEGF). Oglufanide disodium can stimulate the immune response to hepatitic C virus (HCV) and intracellular bacterial infections. Oglufanide disodium shows antitumor and anti-angiogenesis activities .

HY-19838

JNJ-63533054	GPR139	Neurological Disease
JNJ-63533054 is a potent, selective and orally active GPR139 agonist with an EC₅₀ of 16 nM for human GPR139 (hGPR139). JNJ-63533054 shows selective for GPR139 over other GPCRs, ion channels, and transporters. JNJ-63533054 can cross the blood-brain barrier (BBB) .

HY-104026S1

L-Kynurenine-d4-1	Aryl Hydrocarbon Receptor Endogenous Metabolite	Cardiovascular Disease Neurological Disease Inflammation/Immunology Cancer
L-Kynurenine-d₄-1 is deuterium labeled L-Kynurenine. L-Kynurenine is a metabolite of the amino acid L-tryptophan. L-Kynurenine is an aryl hydrocarbon receptor agonist.

HY-14743A

Golotimod TFA SCV 07 TFA; Gamma-D-glutamyl-L-Tryptophan TFA	Bacterial STAT	Infection Inflammation/Immunology Cancer
Golotimod TFA (SCV 07 TFA), an immunomodulating peptide with antimicrobial activity, significantly increases the efficacy of antituberculosis therapy, stimulates thymic and splenic cell proliferation, and improves macrophage function. Golotimod TFA (SCV 07 TFA) inhibits STAT3 signaling and modulates the duration and severity of oral mucositis in animal models that received radiation or a combination of radiation and Cisplatin. Golotimod TFA (SCV 07 TFA) is also a potential therapeutic for recurrent genital herpes simplex virus type 2 (HSV-2) .

HY-104026S

L-Kynurenine-d4	Aryl Hydrocarbon Receptor Endogenous Metabolite	Cardiovascular Disease Neurological Disease Inflammation/Immunology Cancer
L-Kynurenine-d₄ is the deuterium labeled L-Kynurenine. L-Kynurenine is a metabolite of the amino acid L-tryptophan. L-Kynurenine is an aryl hydrocarbon receptor agonist[1][2].

HY-104026R

L-Kynurenine (Standard)	Aryl Hydrocarbon Receptor Endogenous Metabolite	Cardiovascular Disease Neurological Disease Inflammation/Immunology Cancer
L-Kynurenine (Standard) is the analytical standard of L-Kynurenine. This product is intended for research and analytical applications. L-Kynurenine is a metabolite of the amino acid L-tryptophan. L-Kynurenine is an aryl hydrocarbon receptor agonist.

HY-104026S2

L-Kynurenine-d4-1 hydrochloride	Isotope-Labeled Compounds	Cancer
L-Kynurenine-d₄-1 hydrochloride is the deuterium labeled L-Kynurenine (HY-104026). L-Kynurenine is a metabolite of the amino acid L-tryptophan. L-Kynurenine is an aryl hydrocarbon receptor agonist .

HY-100807

Quinolinic acid 4 Publications Verification	Endogenous Metabolite iGluR	Neurological Disease Inflammation/Immunology
Quinolinic acid is an endogenous N-methyl-D-aspartate (NMDA) receptor agonist synthesized from L-tryptophan via the kynurenine pathway and thereby has the potential of mediating N-methyl-D-aspartate neuronal damage and dysfunction .

HY-104026S3

L-Kynurenine-13C4,15N-1	Isotope-Labeled Compounds	Cancer
L-Kynurenine- ¹³C₄, ¹⁵N-1 is the ¹³C and ¹⁵N labled L-Kynurenine (HY-104026) . L-Kynurenine is a metabolite of the amino acid L-tryptophan. L-Kynurenine is an aryl hydrocarbon receptor agonist.

HY-N0707S

(S)-Indoximod-d3 1-Methyl-L-Tryptophan-d₃; (S)-NLG-8189-d₃	Indoleamine 2,3-Dioxygenase (IDO)	Cancer
(S)-Indoximod-d₃ is the deuterium labeled (S)-Indoximod. (S)-Indoximod (1-Methyl-L-tryptophan) is an inhibitor of indoleamine 2,3-dioxygenase (IDO). (S)-Indoximod can be used for the research of cancer[1][2][3].

HY-100807S

Quinolinic acid-d3	Endogenous Metabolite iGluR	Neurological Disease Inflammation/Immunology
Quinolinic acid-d₃ is the deuterium labeled Quinolinic acid. Quinolinic acid is an endogenous N-methyl-D-aspartate (NMDA) receptor agonist synthesized from L-tryptophan via the kynurenine pathway and thereby has the potential of mediating N-methyl-D-aspartate neuronal damage and dysfunction[1][2].

HY-100807R

Quinolinic acid (Standard) 4 Publications Verification	Endogenous Metabolite iGluR	Neurological Disease Inflammation/Immunology
Quinolinic acid (Standard) is the analytical standard of Quinolinic acid. This product is intended for research and analytical applications. Quinolinic acid is an endogenous N-methyl-D-aspartate (NMDA) receptor agonist synthesized from L-tryptophan via the kynurenine pathway and thereby has the potential of mediating N-methyl-D-aspartate neuronal damage and dysfunction .

HY-100807S1

Quinolinic acid-13C7	Isotope-Labeled Compounds iGluR Endogenous Metabolite	Others
Quinolinic acid- ¹³C₇ is the ¹³C labeled Quinolinic acid (HY-100807) . Quinolinic acid is an endogenous N-methyl-D-aspartate (NMDA) receptor agonist synthesized from L-tryptophan via the kynurenine pathway and thereby has the potential of mediating N-methyl-D-aspartate neuronal damage and dysfunction .

Cat. No.	Product Name	Target	Research Area

HY-W050025

6-Chloro-L-tryptophan	Amino Acid Derivatives	Others
6-Chloro-L-tryptophan is a Tryptophan derivative. 6-Chloro-L-tryptophan can be used as a substrate for KtzQ .

HY-20897A

5-Bromo-L-tryptophan	Endogenous Metabolite	Others
5-Bromo-L-tryptophan is an α-amino acid derivative that can be found in Semenospongia sp. .

HY-13718

Oglufanide H-Glu-Trp-OH; L-Glutamyl-L-Tryptophan	VEGFR HCV Endogenous Metabolite	Infection Cardiovascular Disease Inflammation/Immunology Cancer
Oglufanide (H-Glu-Trp-OH) is a dipeptide immunomodulator isolated from calf thymus. Oglufanide inhibits vascular endothelial growth factor (VEGF). Oglufanide can stimulate the immune response to hepatitic C virus (HCV) and intracellular bacterial infections. Oglufanide shows antitumor and anti-angiogenesis activities .

HY-14743

Golotimod SCV 07; Gamma-D-glutamyl-L-Tryptophan	Bacterial STAT	Infection Inflammation/Immunology Cancer
Golotimod (SCV-07), an immunomodulating peptide with antimicrobial activity, significantly increases the efficacy of antituberculosis therapy, stimulates thymic and splenic cell proliferation, and improves macrophage function. Golotimod (SCV-07) inhibits STAT3 signaling and modulates the duration and severity of oral mucositis in animal models that received radiation or a combination of radiation and Cisplatin. Golotimod (SCV-07) is also a potential therapeutic for recurrent genital herpes simplex virus type 2 (HSV-2) .

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-N0623

*L-Tryptophan* 5 Publications Verification Tryptophan; Tryptophane	Structural Classification Classification of Application Fields Source classification Metabolic Disease Amino acids Endogenous metabolite Disease Research Fields Cancer	Others
L-Tryptophan (Tryptophan) is an orally active and essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3. L-Tryptophan can promote an increase in stemness and osteogenic ability of BMSCs in vitro and in vivo. L-Tryptophan inhibits cell proliferation and induced cell cycle arrest with high levels .

HY-N0623R

L-Tryptophan (standard) 5 Publications Verification Tryptophan (standard); Tryptophane (standard)	Structural Classification Alkaloids Ketones, Aldehydes, Acids Source classification Endogenous metabolite	Others
L-Tryptophan (standard) is the analytical standard of L-Tryptophan. L-Tryptophan (Tryptophan) is an orally active and essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3. L-Tryptophan can promote an increase in stemness and osteogenic ability of BMSCs in vitro and in vivo. L-Tryptophan inhibits cell proliferation and induced cell cycle arrest with high levels .

HY-W011978

N-Acetyl-L-tryptophan	Structural Classification Classification of Application Fields Ketones, Aldehydes, Acids Source classification Metabolic Disease Endogenous metabolite Disease Research Fields	Endogenous Metabolite Mitochondrial Metabolism Neurokinin Receptor Caspase Interleukin Related
N-Acetyl-L-tryptophan is an antagonist of the neurokinin-1 receptor (NK-1R), disrupting the binding of substance P (SP) to NK-1R. This action provides neuroprotective effects, improving memory deficits and motor impairments. N-Acetyl-L-tryptophan is also an inhibitor of cytochrome c (Cytochrome c), and it exerts antioxidant and anti-inflammatory effects by inhibiting the expression of IL-1β and the activation of caspase-1. N-Acetyl-L-tryptophan holds promise for research in neurodegenerative and inflammatory diseases .

HY-20897A

5-Bromo-L-tryptophan	Structural Classification Natural Products Classification of Application Fields Source classification Other Diseases Endogenous metabolite Disease Research Fields	Endogenous Metabolite
5-Bromo-L-tryptophan is an α-amino acid derivative that can be found in Semenospongia sp. .

HY-W011978R

*N-Acetyl-L-tryptophan* (Standard)**	Structural Classification Ketones, Aldehydes, Acids Source classification Endogenous metabolite	Endogenous Metabolite
N-Acetyl-L-tryptophan (Standard) is the analytical standard of N-Acetyl-L-tryptophan. This product is intended for research and analytical applications. N-Acetyl-L-tryptophan is an endogenous metabolite.

HY-13718

Oglufanide H-Glu-Trp-OH; L-Glutamyl-L-Tryptophan	Cardiovascular Disease Structural Classification Classification of Application Fields Animals Ketones, Aldehydes, Acids Source classification Endogenous metabolite Inflammation/Immunology Disease Research Fields	VEGFR HCV Endogenous Metabolite
Oglufanide (H-Glu-Trp-OH) is a dipeptide immunomodulator isolated from calf thymus. Oglufanide inhibits vascular endothelial growth factor (VEGF). Oglufanide can stimulate the immune response to hepatitic C virus (HCV) and intracellular bacterial infections. Oglufanide shows antitumor and anti-angiogenesis activities .

HY-N0707

(S)-Indoximod 1-Methyl-L-Tryptophan; (S)-NLG-8189	Structural Classification Classification of Application Fields Leguminosae Ketones, Aldehydes, Acids Source classification Abrus precatorius Linn. Plants Disease Research Fields Cancer	Indoleamine 2,3-Dioxygenase (IDO)
(S)-Indoximod (1-Methyl-L-tryptophan) is an inhibitor of indoleamine 2,3-dioxygenase (IDO) (K_i: 19 μM). (S)-Indoximod can be used for the research of cancer and neurological disease .

HY-104026

L-Kynurenine Maximum Cited Publications 10 Publications Verification	Cardiovascular Disease Structural Classification Human Gut Microbiota Metabolites Neurological Disease Classification of Application Fields Ketones, Aldehydes, Acids Endogenous metabolite Inflammation/Immunology Disease Research Fields	Aryl Hydrocarbon Receptor Endogenous Metabolite
L-Kynurenine is a metabolite of the amino acid L-tryptophan. L-Kynurenine is an aryl hydrocarbon receptor agonist.

HY-N1436

L-(+)-Abrine L-Abrine; L-N-MethylTryptophan; N-α-Methyl-L-Tryptophan	Alkaloids Structural Classification Classification of Application Fields Leguminosae Source classification Abrus precatorius Linn. Plants Inflammation/Immunology Disease Research Fields Indole Alkaloids	Others
L-(+)-Abrine, a lethal albumin found in Abrus precatorius seeds, is an acute toxic alkaloid and chemical marker for abrin.

HY-104026R

L-Kynurenine (Standard)	Structural Classification Alkaloids Human Gut Microbiota Metabolites Ketones, Aldehydes, Acids Source classification Endogenous metabolite	Aryl Hydrocarbon Receptor Endogenous Metabolite
L-Kynurenine (Standard) is the analytical standard of L-Kynurenine. This product is intended for research and analytical applications. L-Kynurenine is a metabolite of the amino acid L-tryptophan. L-Kynurenine is an aryl hydrocarbon receptor agonist.

HY-100807

Quinolinic acid 4 Publications Verification	Alkaloids Structural Classification Microorganisms Disease markers Pyridine Alkaloids Nervous System Disorder Endogenous metabolite	Endogenous Metabolite iGluR
Quinolinic acid is an endogenous N-methyl-D-aspartate (NMDA) receptor agonist synthesized from L-tryptophan via the kynurenine pathway and thereby has the potential of mediating N-methyl-D-aspartate neuronal damage and dysfunction .

HY-100807R

Quinolinic acid (Standard) 4 Publications Verification	Structural Classification Alkaloids Microorganisms Ketones, Aldehydes, Acids Source classification Disease markers Pyridine Alkaloids Nervous System Disorder Endogenous metabolite	Endogenous Metabolite iGluR
Quinolinic acid (Standard) is the analytical standard of Quinolinic acid. This product is intended for research and analytical applications. Quinolinic acid is an endogenous N-methyl-D-aspartate (NMDA) receptor agonist synthesized from L-tryptophan via the kynurenine pathway and thereby has the potential of mediating N-methyl-D-aspartate neuronal damage and dysfunction .

Cat. No.	Product Name	Chemical Structure

HY-N0623S1

L-Tryptophan-13C
L-Tryptophan- ¹³C is the ¹³C-labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S7

L-Tryptophan-15N
L-Tryptophan- ¹⁵N is the ¹⁵N-labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S3

L-Tryptophan-1-13C
L-Tryptophan-1- ¹³C is the ¹³C-labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S

L-Tryptophan-d5
L-Tryptophan-d₅ is the deuterium labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S5

L-Tryptophan-d8
L-Tryptophan-d₈ is the deuterium labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S9

L-Tryptophan-d3
L-Tryptophan-d₃ is the deuterium labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S2

L-Tryptophan-13C11
L-Tryptophan- ¹³C₁₁ is the ¹³C-labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S4

L-Tryptophan-13C11,15N2
L-Tryptophan- ¹³C₁₁, ¹⁵N₂ is the ¹³C- and ¹⁵N-labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S8

L-Tryptophan-15N2
L-Tryptophan- ¹⁵N₂ is the ¹⁵N-labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S6

L-Tryptophan-15N2,d8
L-Tryptophan- ¹⁵N₂,d₈ is the deuterium and ¹⁵N-labeled L-Tryptophan. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[1].

HY-N0623S10

L-Phenylalanine,Indole-15N
L-Phenylalanine,Indole- ¹⁵N is the ¹⁵N labeled L-Tryptophan[1]. L-Tryptophan (Tryptophan) is an essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3[2].

HY-142127S

*2-(α-D-Mannopyranosyl)-L-tryptophan-d4*
2-(α-D-Mannopyranosyl)-L-tryptophan-d₄ is the deuterium labeled 2-(α-D-Mannopyranosyl)-L-tryptophan[1].

HY-146628S

*5-Hydroxy-L-tryptophan-4,6,7-d3*
5-Hydroxy-L-tryptophan-4,6,7-d₃ is the deuterium labeled 5-Hydroxy-L-tryptophan-4,6,7[1].

HY-104026S1

L-Kynurenine-d4-1
L-Kynurenine-d₄-1 is deuterium labeled L-Kynurenine. L-Kynurenine is a metabolite of the amino acid L-tryptophan. L-Kynurenine is an aryl hydrocarbon receptor agonist.

HY-104026S

L-Kynurenine-d4
L-Kynurenine-d₄ is the deuterium labeled L-Kynurenine. L-Kynurenine is a metabolite of the amino acid L-tryptophan. L-Kynurenine is an aryl hydrocarbon receptor agonist[1][2].

HY-104026S2

L-Kynurenine-d4-1 hydrochloride
L-Kynurenine-d₄-1 hydrochloride is the deuterium labeled L-Kynurenine (HY-104026). L-Kynurenine is a metabolite of the amino acid L-tryptophan. L-Kynurenine is an aryl hydrocarbon receptor agonist .

HY-104026S3

L-Kynurenine-13C4,15N-1
L-Kynurenine- ¹³C₄, ¹⁵N-1 is the ¹³C and ¹⁵N labled L-Kynurenine (HY-104026) . L-Kynurenine is a metabolite of the amino acid L-tryptophan. L-Kynurenine is an aryl hydrocarbon receptor agonist.

HY-N0707S

(S)-Indoximod-d3
(S)-Indoximod-d₃ is the deuterium labeled (S)-Indoximod. (S)-Indoximod (1-Methyl-L-tryptophan) is an inhibitor of indoleamine 2,3-dioxygenase (IDO). (S)-Indoximod can be used for the research of cancer[1][2][3].

HY-100807S

Quinolinic acid-d3
Quinolinic acid-d₃ is the deuterium labeled Quinolinic acid. Quinolinic acid is an endogenous N-methyl-D-aspartate (NMDA) receptor agonist synthesized from L-tryptophan via the kynurenine pathway and thereby has the potential of mediating N-methyl-D-aspartate neuronal damage and dysfunction[1][2].

HY-100807S1

Quinolinic acid-13C7
Quinolinic acid- ¹³C₇ is the ¹³C labeled Quinolinic acid (HY-100807) . Quinolinic acid is an endogenous N-methyl-D-aspartate (NMDA) receptor agonist synthesized from L-tryptophan via the kynurenine pathway and thereby has the potential of mediating N-methyl-D-aspartate neuronal damage and dysfunction .

Cat. No.	Product Name		Classification

HY-N0623

*L-Tryptophan* 5 Publications Verification Tryptophan; Tryptophane		Freeze-drying Protective Agents Solubilizing Agents
L-Tryptophan (Tryptophan) is an orally active and essential amino acid that is the precursor of serotonin, melatonin, and vitamin B3. L-Tryptophan can promote an increase in stemness and osteogenic ability of BMSCs in vitro and in vivo. L-Tryptophan inhibits cell proliferation and induced cell cycle arrest with high levels .

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