Tryptophan EP Impurity C

Name: Tryptophan EP Impurity C
Brand: Vaqora Chemicals
SKU: VQ-028558

About Tryptophan EP Impurity C

Listed under CAS 2922-83-0, Tryptophan EP Impurity C is a pharmacopeial impurity of Tryptophan available from Vaqora Chemicals. The compound has the formula C10H12N2O3, corresponding to a molecular weight of 208.21 g/mol. Systematically, it is named (2S)-2-amino-4-(2-aminophenyl)-4-oxobutanoic acid. It is also known as Tryptophan - Impurity C or Kynurenine, L-.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

This Tryptophan impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer Tryptophan EP Impurity C in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Tryptophan

View every impurity, metabolite and intermediate we list for Tryptophan.

Tryptophan impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Tryptophan EP Impurity C
Catalogue No.	VQ-028558
CAS Number	2922-83-0
IUPAC name	(2S)-2-amino-4-(2-aminophenyl)-4-oxobutanoic acid
Molecular formula	C₁₀H₁₂N₂O₃
Molecular weight	208.21 g/mol
Exact mass	208.0848
Grade	Reference Standard
HSN code	38229090
InChIKey	YGPSJZOEDVAXAB-QMMMGPOBSA-N
SMILES	C1=CC=C(C(=C1)C(=O)C[C@@H](C(=O)O)N)N
PubChem CID	161166

Physical properties
Physical form	Solid
LogP (XLogP3)	-2.2
H-bond donors / acceptors	3 / 5
TPSA	106 Å²
Synonyms	Tryptophan - Impurity C, Kynurenine, L-, 3-Anthraniloyl-L-alanine, 3-Anthraniloylalanine, (S)-Kynurenine, 4-(2-aminophenyl)-2-azaniumyl-4-oxobutanoate, 2-amino-4-(2-aminophenyl)-4-oxobutanoic acid, Benzenebutanoic acid, alpha,2-diamino-gamma-oxo-, Kynurenine, L-kynurenine, (S)-2-Amino-4-(2-aminophenyl)-4-oxobutanoic acid, Kynurenin

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Tryptophan EP Impurity C?

The CAS Registry Number of Tryptophan EP Impurity C is 2922-83-0. It is also known as Tryptophan - Impurity C, Kynurenine, L-, 3-Anthraniloyl-L-alanine.

What is the molecular formula and molecular weight of Tryptophan EP Impurity C?

Tryptophan EP Impurity C has the molecular formula C10H12N2O3 and a molecular weight of 208.21 g/mol. Its IUPAC name is (2S)-2-amino-4-(2-aminophenyl)-4-oxobutanoic acid.

What is Tryptophan EP Impurity C used for?

Tryptophan EP Impurity C is supplied as a characterised reference material related to Tryptophan. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Tryptophan EP Impurity C can I order?

We supply Tryptophan EP Impurity C in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tryptophan EP Impurity C?

Yes. Every lot of Tryptophan EP Impurity C is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Tryptophan EP Impurity C be shipped internationally?

Yes. We export Tryptophan EP Impurity C worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.