Pharmacopeial Impurities (EP / USP / BP)

Captopril EP Impurity B

Name: Captopril EP Impurity B
Brand: Zemixal
SKU: ZX-021023

Reference StandardAvailable on request

Buy Captopril EP Impurity B (CAS 80629-35-2) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 10 mg.

Pack sizes

Captopril EP Impurity B chemical structure

CAS number80629-35-2

FormulaC₉H₁₄BrNO₃

Molar mass264.12 g/mol

Physical formSolid

HS code38229090

InChIKeySJYSAVFKJLHJHP-RQJHMYQMSA-N

IUPAC name(2S)-1-[(2S)-3-bromo-2-methylpropanoyl]pyrrolidine-2-carboxylic acid

About Captopril EP Impurity B

Analytical teams working on Captopril use Captopril EP Impurity B as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 80629-35-2, formula C9H14BrNO3 and molar mass 264.12 g/mol. It is handled as a solid.

Typical applications

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

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Captopril

See every impurity, metabolite and related compound we list for this API.

Captopril standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Captopril EP Impurity B
Product name	Captopril EP Impurity B
Catalogue number	ZX-021023
CAS number	80629-35-2
IUPAC name	(2S)-1-[(2S)-3-bromo-2-methylpropanoyl]pyrrolidine-2-carboxylic acid
Molecular formula	C₉H₁₄BrNO₃
Molar mass	264.12 g/mol
Exact mass	263.0157
Grade	Reference Standard
Physical form	Solid
XLogP3	0.8
H-bond donors / acceptors	1 / 3
Topological polar surface area	57.6 Å²
HS code	38229090
InChIKey	SJYSAVFKJLHJHP-RQJHMYQMSA-N
SMILES	C[C@H](CBr)C(=O)N1CCC[C@H]1C(=O)O
PubChem CID	12760206
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

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Captopril EP Impurity B
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Captopril EP Impurity B

Which CAS number identifies Captopril EP Impurity B?

Captopril EP Impurity B is registered under CAS 80629-35-2. You may also see it listed as Captopril - Impurity B, Captopril Impurity B, L-Proline, 1-((2S)-3-bromo-2-methyl-1-oxopropyl)-. Our catalogue number for this item is ZX-021023.

What are the formula and molar mass of Captopril EP Impurity B?

For Captopril EP Impurity B, its formula is C9H14BrNO3 and its molar mass is 264.12 g/mol. The systematic (IUPAC) name is (2S)-1-[(2S)-3-bromo-2-methylpropanoyl]pyrrolidine-2-carboxylic acid. InChIKey SJYSAVFKJLHJHP-RQJHMYQMSA-N lets you match it in any structure database.

How is Captopril EP Impurity B used in pharmaceutical QC?

Captopril EP Impurity B is a characterised reference material linked to Captopril. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for Captopril EP Impurity B?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with Captopril EP Impurity B?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship Captopril EP Impurity B to my country?

Yes. Captopril EP Impurity B ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

More Captopril standards

More in Pharmacopeial Impurities (EP / USP / BP)

Captopril EP Impurity D

CAS: 56970-78-6
Formula: C₄H₇BrO₂
MW: 167 g/mol

ZX-021022

Captopril EP Impurity E

CAS: 23500-15-4
Formula: C₉H₁₅NO₃
MW: 185.22 g/mol

ZX-021024

Captopril EP Impurity F

CAS: 63250-36-2
Formula: C₉H₁₅NO₃S
MW: 217.29 g/mol

ZX-021021

Captopril EP Impurity N

CAS: 65134-74-9
Formula: C₈H₁₄O₄S₂
MW: 238.3 g/mol

ZX-021025

Captopril EP Impurity C

CAS: 26473-47-2
Formula: C₄H₈O₂S
MW: 120.17 g/mol

ZX-021020

1-[(2R)-3-Mercapto-2-methyl-1-oxopropyl]-D-proline

CAS: 112243-88-6
Formula: C₉H₁₅NO₃S
MW: 217.29 g/mol

ZX-021026

Captopril EP Impurity G

CAS: 33325-40-5
Formula: C₆H₁₀O₃S
MW: 162.21 g/mol

ZX-021019

Captopril EP Impurity J

CAS: 64838-55-7
Formula: C₁₁H₁₇NO₄S
MW: 259.32 g/mol

ZX-021027

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