Glutathione EP Impurity A

Name: Glutathione EP Impurity A
Brand: Vaqora Chemicals
SKU: VQ-026010

About Glutathione EP Impurity A

Listed under CAS 19246-18-5, Glutathione EP Impurity A is a pharmacopeial impurity of Glutathione available from Vaqora Chemicals. Formula C5H10N2O3S, molecular weight 178.21 g/mol. Systematically, it is named 2-[[(2R)-2-amino-3-sulfanylpropanoyl]amino]acetic acid. Alternative names: L-Cysteinylglycine and Glutathione EP Impurity A (Free Base).

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Pharmaceutical QC and development laboratories use this impurity standard of Glutathione to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Glutathione EP Impurity A in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Glutathione

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

Glutathione impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Glutathione EP Impurity A
Catalogue No.	VQ-026010
CAS Number	19246-18-5
IUPAC name	2-[[(2R)-2-amino-3-sulfanylpropanoyl]amino]acetic acid
Molecular formula	C₅H₁₀N₂O₃S
Molecular weight	178.21 g/mol
Exact mass	178.0412
Grade	Reference Standard
HSN code	38229090
InChIKey	ZUKPVRWZDMRIEO-VKHMYHEASA-N
SMILES	C([C@@H](C(=O)NCC(=O)O)N)S
PubChem CID	439498

Physical properties
Physical form	Solid
LogP (XLogP3)	-3.7
H-bond donors / acceptors	4 / 5
TPSA	93.4 Å²
Synonyms	L-Cysteinylglycine, Glutathione EP Impurity A (Free Base), Cysteinylglycine, Cys-Gly, L-Cysteinyl-glycine, N-L-cysteinylglycine, cysteinyl-glycine, Glycine, N-L-cysteinyl-, 2-[(2R)-2-amino-3-sulfanylpropanamido]acetic acid, 2-((2R)-2-amino-3-sulfanylpropanamido)acetic acid, 2-(((2R)-2-amino-3-sulfanylpropanoyl)amino)acetic acid, 2-(((2R)-2-azaniumyl-3-sulfanylpropanoyl)amino)acetate

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H319Causes serious eye irritation

Precautionary statements: P264, P264 + P265, P270, P280, P301 + P317, P305 + P351 + P338, P330, P337 + P317, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 Glutathione EP Impurity A?

The CAS Registry Number of Glutathione EP Impurity A is 19246-18-5. It is also known as L-Cysteinylglycine, Glutathione EP Impurity A (Free Base), Cysteinylglycine.

What is the molecular formula and molecular weight of Glutathione EP Impurity A?

Glutathione EP Impurity A has the molecular formula C5H10N2O3S and a molecular weight of 178.21 g/mol. Its IUPAC name is 2-[[(2R)-2-amino-3-sulfanylpropanoyl]amino]acetic acid.

What is Glutathione EP Impurity A used for?

Glutathione EP Impurity A is supplied as a characterised reference material related to Glutathione. 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 Glutathione EP Impurity A can I order?

We supply Glutathione EP Impurity A 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 Glutathione EP Impurity A?

Yes. Every lot of Glutathione EP Impurity A 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 Glutathione EP Impurity A be shipped internationally?

Yes. Glutathione EP Impurity A is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.