DL-KYNURENINE

ChemicalBook > CAS DataBase List > DL-KYNURENINE

Product Name: DL-KYNURENINE
CAS No.: 343-65-7
Chemical Name: DL-KYNURENINE
Synonyms: Kynurenin;Kynurenine;95.0% (NT);Quinurenine;DL-KYNURENINE;racKynurenine;α,2-DiaMino-γ-oxo;TIMTEC-BB SBB005347;3-Anthraniloylalanine;Tryptophan Impurity 48
CBNumber: CB5235360
Molecular Formula: C10H12N2O3
Formula Weight: 208.22
MOL File: 343-65-7.mol

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DL-KYNURENINE Property

Melting point:: ~235 °C (dec.)
Boiling point:: 347.41°C (rough estimate)
Density: 1.343±0.06 g/cm3 (20 ºC 760 Torr)
refractive index: 1.4830 (estimate)
storage temp.: 2-8°C
solubility: Aqueous Acid (Slightly), Water (Slightly, Heated, Sonicated)
form: Solid
pka: 2.21±0.23(Predicted)
color: Pale Yellow to Light Yellow
Merck: 13,5343
BRN: 2697333
CAS DataBase Reference: 343-65-7(CAS DataBase Reference)

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Safety

WGK Germany: 3

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 61250
Product name: DL-Kynurenine
Purity: ≥95.0% (NT)
Packaging: 250mg
Price: $148
Updated: 2024/03/01

Sigma-Aldrich

Product number: 61250
Product name: DL-Kynurenine
Purity: ≥95.0% (NT)
Packaging: 1g
Price: $561
Updated: 2024/03/01

Usbiological

Product number: 015407
Product name: rac Kynurenine
Packaging: 5mg
Price: $425
Updated: 2021/12/16

TRC

Product number: K661000
Product name: racKynurenine
Packaging: 5mg
Price: $65
Updated: 2021/12/16

AK Scientific

Product number: E791
Product name: DL-Kynurenine
Packaging: 100mg
Price: $58
Updated: 2021/12/16

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DL-KYNURENINE Chemical Properties,Usage,Production

Uses

vasodilator, immunomodulator

Uses

A tryptophan metabolite, is a precursor of kynurenic acid, which is an antagonist of N-methyl-aspartate receptor. An amino acid produced in the body from tryptophan.

Definition

ChEBI: A ketone that is alanine in which one of the methyl hydrogens is substituted by a 2-aminobenzoyl group.

Purification Methods

Crystallise it from H2O or aqueous AcOH. The picrate has m 188.5-189o(dec) after crystallisation from H2O. (±)-Kynurenine has m 218o. [Greenstein & Winitz The Chemistry of the Amino Acids J. Wiley, Vol 3 p2726 1961, Beilstein 14 III 1657, 14 IV 2562.]

DL-KYNURENINE Preparation Products And Raw materials

Raw materials

Preparation Products

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View Lastest Price from DL-KYNURENINE manufacturers

WUHAN FORTUNA CHEMICAL CO., LTD

Product: DL-Kynurenine 343-65-7
Price: US $0.00/G
Min. Order: 1G
Purity: 98%min
Supply Ability: 30kg/month
Release date: 2023-01-17

343-65-7, DL-KYNURENINERelated Search:

D-KYNURENINE 5-(1H-Indol-3-ylmethyl)imidazolidine-2,4-dione Methyl L-tryptophanate hydrochloride Tryptophan Impurity 3 2,4-Imidazolidinedione, 5-(1H-indol-3-ylmethyl)-, (5R)- Tryptophan Impurity 3 2-(4-hydroxy-1H-indol-3-yl)acetic acid L-KYNURENINE SULFATE HYDROXY-DL-KYNURENINE, 3-,3-HYDROXY-DL-KYNURENINE dl-kynurenine sulfate,DL-KYNURENINE SULFATE (SALT) MONOHYDRATE,DL-KYNURENINE SULFATE SALT Daptomycin DL-KYNURENINE L-KYNURENINE DL-Alanine 2-amino-4-(2-amino-3-hydroxy-phenyl)-4-oxo-butanoic acid DI-FMOC-2-AMINO-3-(2-AMINOBENZOYL)PROPIONIC ACID 3-HYDROXYKYNURENINE-O-B-GLUCOSIDE D-3-Hydroxykynurenine

TIMTEC-BB SBB005347

2-Amino-4-(2-aminophenyl)-4-oxobutanoic acid

Alanine, 3-anthraniloyl-

Benzenebutanoic acid, alpha,2-diamino-gamma-oxo-

Kynurenin

Kynurenine

Quinurenine

3-ANTHRANILOYL-DL-ALANINE

2-AMINO-3-(2-AMINOBENZOYL)PROPIONIC ACID

4-(2-aminophenyl)-2-ammonio-4-oxobutanoate

DL-2-AMINO-3-(2-AMINOBENZOYL)PROPIONIC ACID

DL-2-AMINO-4-(2-AMINOPHENYL)-4-OXOBUTANOIC ACID

DL-KYNURENINE

alpha-2-diamino-gamma-oxobenzenebutyric acid

DL-KYNURENINE, FREE BASE

3-Anthraniloylalanine

a,2-Diamino--oxobenzenebutanoic Acid

racKynurenine

DL-Kynurenine >=95.0% (NT)

2-Amino-3-(2-aminobenzoyl)propionic acid, 2-Amino-4-(2-aminophenyl)-4-oxobutyric acid

3-[(2-Aminophenyl)carbony]-2-aminoproinic acid

3-[(2-Aminophenyl)carbonyl]-2-aminopropionic acid

α,2-DiaMino-γ-oxo

rac Kynurenine-13C2,15N

Benzenebutanoic acid, a,2-diaMino-g-oxo-

Benzenebutanoic acid, α,2-diamino-γ-oxo-

Tryptophan Impurity 48

95.0% (NT)

(2S)-2-amino-4-(2-aminophenyl)-4-oxobutanoic acid (kynurenine)

343-65-7

H2NC6H4COCH2CHNH2COOH

Peptide Synthesis

Others

Specialty Synthesis

Unnatural Amino Acid Derivatives

Inhibitors

Various Metabolites and Impurities

Amino Acids

Intermediates & Fine Chemicals

Metabolites & Impurities

Pharmaceuticals