Acetylcysteine EP Impurity C

About Acetylcysteine EP Impurity C

Acetylcysteine EP Impurity C is a pharmacopeial impurity of Acetylcysteine carrying the CAS registry number 5545-17-5. Formula C10H16N2O6S2, molecular weight 324.4 g/mol. The IUPAC name is (2R)-2-acetamido-3-[[(2R)-2-acetamido-2-carboxyethyl]disulfanyl]propanoic acid. It is also known as Acetylcysteine - Impurity C or N,N'-Diacetyl-L-cystine.

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. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Acetylcysteine to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Acetylcysteine EP Impurity C is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Acetylcysteine

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

Acetylcysteine impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Acetylcysteine EP Impurity C
Catalogue No.	VQ-021421
CAS Number	5545-17-5
IUPAC name	(2R)-2-acetamido-3-[[(2R)-2-acetamido-2-carboxyethyl]disulfanyl]propanoic acid
Molecular formula	C₁₀H₁₆N₂O₆S₂
Molecular weight	324.4 g/mol
Exact mass	324.045
Grade	Reference Standard
HSN code	38229090
InChIKey	YTPQSLLEROSACP-YUMQZZPRSA-N
SMILES	CC(=O)N[C@@H](CSSC[C@@H](C(=O)O)NC(=O)C)C(=O)O
PubChem CID	6995101

Physical properties
Physical form	Solid
LogP (XLogP3)	-0.4
H-bond donors / acceptors	4 / 8
TPSA	183 Å²
Synonyms	Acetylcysteine - Impurity C, N,N'-Diacetyl-L-cystine, N,N'-Diacetylcystine, N,N-Diacetylcystine, L-Cystine, N,N'-diacetyl-, (Ac-Cys-OH)2, N,N'-Diacetyl-L-cysteine, (2R,2'R)-3,3'-Disulfanediylbis(2-acetamidopropanoic acid), (Ac-Cys-OH)2 (Disulfide bond), Cystine, N,N'-diacetyl-, L-, (Ac-Cys-OH), Acetylcysteine Impurity C

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 Acetylcysteine EP Impurity C?

The CAS Registry Number of Acetylcysteine EP Impurity C is 5545-17-5. It is also known as Acetylcysteine - Impurity C, N,N'-Diacetyl-L-cystine, N,N'-Diacetylcystine.

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

Acetylcysteine EP Impurity C has the molecular formula C10H16N2O6S2 and a molecular weight of 324.4 g/mol. Its IUPAC name is (2R)-2-acetamido-3-[[(2R)-2-acetamido-2-carboxyethyl]disulfanyl]propanoic acid.

What is Acetylcysteine EP Impurity C used for?

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

We supply Acetylcysteine 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 Acetylcysteine EP Impurity C?

Yes. Every lot of Acetylcysteine 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 Acetylcysteine EP Impurity C be shipped internationally?

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