Captopril EP Impurity B

Name: Captopril EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-021987

About Captopril EP Impurity B

Vaqora Chemicals supplies Captopril EP Impurity B, a pharmacopeial impurity of Captopril registered under CAS number 80629-35-2. With the molecular formula C9H14BrNO3, it has a molar mass of 264.12 g/mol. Its systematic (IUPAC) name is (2S)-1-[(2S)-3-bromo-2-methylpropanoyl]pyrrolidine-2-carboxylic acid. It is also known as Captopril - Impurity B or Captopril Impurity B.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

As a characterised impurity of Captopril, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

We offer Captopril EP Impurity B 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 Captopril

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

Captopril impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Captopril EP Impurity B
Catalogue No.	VQ-021987
CAS Number	80629-35-2
IUPAC name	(2S)-1-[(2S)-3-bromo-2-methylpropanoyl]pyrrolidine-2-carboxylic acid
Molecular formula	C₉H₁₄BrNO₃
Molecular weight	264.12 g/mol
Exact mass	263.0157
Grade	Reference Standard
HSN code	38229090
InChIKey	SJYSAVFKJLHJHP-RQJHMYQMSA-N
SMILES	C[C@H](CBr)C(=O)N1CCC[C@H]1C(=O)O
PubChem CID	12760206

Physical properties
Physical form	Solid
LogP (XLogP3)	0.8
H-bond donors / acceptors	1 / 3
TPSA	57.6 Å²
Synonyms	Captopril - Impurity B, Captopril Impurity B, L-Proline, 1-((2S)-3-bromo-2-methyl-1-oxopropyl)-, L-Proline, 1-(3-bromo-2-methyl-1-oxopropyl)-, (S)-, (2S)-1-((2S)-3-Bromo-2-methylpropanoyl)pyrrolidine-2-carboxylic acid, Captopril specified impurity B, (S)-1-((S)-3-Bromo-2-methylpropanoyl)pyrrolidine-2-carboxylic acid, 1-[(2S)-3-BroMo-2-Methyl-1-oxopropyl]-L-proline, 1-[(2S)-3-Bromo-2-methylpropanoyl]-L-proline, (S)-1-((S)-3-Bromo-2-methylpropanoyl)pyrrolidine-2-carboxylicacid

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 Captopril EP Impurity B?

The CAS Registry Number of Captopril EP Impurity B is 80629-35-2. It is also known as Captopril - Impurity B, Captopril Impurity B, L-Proline, 1-((2S)-3-bromo-2-methyl-1-oxopropyl)-.

What is the molecular formula and molecular weight of Captopril EP Impurity B?

Captopril EP Impurity B has the molecular formula C9H14BrNO3 and a molecular weight of 264.12 g/mol. Its IUPAC name is (2S)-1-[(2S)-3-bromo-2-methylpropanoyl]pyrrolidine-2-carboxylic acid.

What is Captopril EP Impurity B used for?

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

We supply Captopril EP Impurity B 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 Captopril EP Impurity B?

Yes. Every lot of Captopril EP Impurity B 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 Captopril EP Impurity B be shipped internationally?

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