Molekula
L-Kynurenine
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
L-Kynurenine is a naturally occurring amino acid involved in the kynurenine pathway of tryptophan metabolism, used in biochemical research and metabolic studies. It has a CAS number of 2922-83-0, a molecular formula of C10H12N2O3, and a molecular weight of 208.21 g/mol. It is stable at ambient temperature and does not require special handling. Molekula supplies L-Kynurenine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | white to light yellow powder |
| Water | max. 5.0 % |
| Specific rotation | -32.5 to -28.0 |
| Purity (HPLC) | ≥ 95 area-% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 191 °C |
Source: PubChem CID 161166 (Human Metabolome Database (HMDB))
Identification
| Property | Value |
|---|---|
| SKU | 90034118 |
| CAS Number | 2922-83-0 |
| IUPAC Name | (2S)-2-amino-4-(2-aminophenyl)-4-oxobutanoic acid |
| Molecular Formula | C6H4(NH2)COCH2CH(NH2)COOH |
| Molecular Weight | 208.21 |
| Exact Mass | 208.0848 |
| SMILES | C1=CC=C(C(=C1)C(=O)C[C@@H](C(=O)O)N)N |
| InChIKey | YGPSJZOEDVAXAB-QMMMGPOBSA-N |
| InChI | InChI=1S/C10H12N2O3/c11-7-4-2-1-3-6(7)9(13)5-8(12)10(14)15/h1-4,8H,5,11-12H2,(H,14,15)/t8-/m0/s1 |
| PubChem CID | 161166 |
| REACH Code | Y113 |
| HTS Code | 29225040 |
| Tariff Code | 2922500090 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- (2S)-2-amino-4-(2-aminophenyl)-4-oxobutanoic acid
- (S)-Kynurenine
- 2-amino-4-(2-aminophenyl)-4-oxobutanoic acid
- 3-Anthraniloyl-L-alanine
- 3-Anthraniloylalanine
- 4-(2-aminophenyl)-2-azaniumyl-4-oxobutanoate
- Benzenebutanoic acid, alpha,2-diamino-gamma-oxo-
- Kynurenine
- KYNURENINE, (A+-)-
- Kynurenine, L-
Frequently asked questions
What is L-Kynurenine used for?
L-Kynurenine is primarily used in biochemical research as a precursor in the kynurenine pathway of tryptophan metabolism, and in studies of neuroprotection, inflammation, and metabolic disorders.
What is the chemical formula and molecular weight of L-Kynurenine?
The chemical formula is **C₆H₄(NH₂)COCH₂CH(NH₂)COOH**, and the molecular weight is **208.21 g/mol**.
How should L-Kynurenine be stored?
Store L-Kynurenine at **ambient temperature** in a dry, well-ventilated area, away from direct sunlight and moisture.
What grades of L-Kynurenine does Molekula supply?
Molekula supplies **research-grade L-Kynurenine**, suitable for laboratory and analytical applications.
Can Molekula supply L-Kynurenine in bulk quantities?
Yes, Molekula can provide L-Kynurenine in **bulk quantities** upon request, subject to availability and minimum order quantities.
What documentation comes with an order of L-Kynurenine?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and a **product specification sheet** for traceability and compliance.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.