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Pharmacopeial Impurities (EP / USP / BP)

Captopril EP Impurity H

Reference StandardAvailable on request

Captopril EP Impurity H (CAS 205521-07-9) supplier Zemixal: C15H23NO5S2, COA and SDS with every lot, worldwide shipping.

Pack sizes
Captopril EP Impurity H chemical structure
CAS number205521-07-9
FormulaC15H23NO5S2
Molar mass361.5 g/mol
Physical formSolid
HS code38229090
InChIKeyWVMLNLMJPJCSEK-FOGDFJRCSA-N
IUPAC name(2S)-1-[(2S)-3-[(2R)-3-acetylsulfanyl-2-methylpropanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylic acid

About Captopril EP Impurity H

Captopril EP Impurity H is supplied by Zemixal as a characterised reference material for Captopril analysis. Identity at a glance (Reference Standard): CAS 205521-07-9, formula C15H23NO5S2 and molar mass 361.5 g/mol. It is handled as a solid.

Use cases we see most often

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

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. 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 QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Captopril EP Impurity H
Product nameCaptopril EP Impurity H
Catalogue numberZX-023745
CAS number205521-07-9
IUPAC name(2S)-1-[(2S)-3-[(2R)-3-acetylsulfanyl-2-methylpropanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylic acid
Molecular formulaC15H23NO5S2
Molar mass361.5 g/mol
Exact mass361.1018
GradeReference Standard
Physical formSolid
XLogP31.4
H-bond donors / acceptors1 / 7
Topological polar surface area142 Ų
HS code38229090
InChIKeyWVMLNLMJPJCSEK-FOGDFJRCSA-N
SMILESC[C@H](CSC(=O)C)C(=O)SC[C@@H](C)C(=O)N1CCC[C@H]1C(=O)O
PubChem CID71587630
SynonymsCaptopril - Impurity H, ((S)-3-(((R)-3-(Acetylthio)-2-methylpropanoyl)thio)-2-methylpropanoyl)-L-proline, 1-[(2S)-3-[[(2R)-3-(Acetylthio)-2-methyl-1-oxopropyl]thio]-2-methyl-1-oxopropyl]-L-proline

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 H
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted 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 H

Which CAS number identifies Captopril EP Impurity H?
Captopril EP Impurity H is registered under CAS 205521-07-9. You may also see it listed as Captopril - Impurity H, ((S)-3-(((R)-3-(Acetylthio)-2-methylpropanoyl)thio)-2-methylpropanoyl)-L-proline, 1-[(2S)-3-[[(2R)-3-(Acetylthio)-2-methyl-1-oxopropyl]thio]-2-methyl-1-oxopropyl]-L-proline. Our catalogue number for this item is ZX-023745.
What are the formula and molar mass of Captopril EP Impurity H?
For Captopril EP Impurity H, its formula is C15H23NO5S2 and its molar mass is 361.5 g/mol. The systematic (IUPAC) name is (2S)-1-[(2S)-3-[(2R)-3-acetylsulfanyl-2-methylpropanoyl]sulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylic acid. InChIKey WVMLNLMJPJCSEK-FOGDFJRCSA-N lets you match it in any structure database.
How is Captopril EP Impurity H used in pharmaceutical QC?
Captopril EP Impurity H 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 H?
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 H?
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 H to my country?
Yes. Captopril EP Impurity H ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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