Captopril Methyl Ester

About Captopril Methyl Ester

Captopril Methyl Ester is an impurity of Captopril carrying the CAS registry number 176036-41-2. Formula C10H17NO3S, molecular weight 231.31 g/mol. Systematically, it is named methyl (2S)-1-[(2S)-2-methyl-3-sulfanylpropanoyl]pyrrolidine-2-carboxylate.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Good laboratory practice and suitable PPE are recommended during handling.

Pharmaceutical QC and development laboratories use this impurity standard of Captopril 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.

We offer Captopril Methyl Ester in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Captopril

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

Captopril impurities

Specifications & identifiers

Chemical identifiers
Product name	Captopril Methyl Ester
Catalogue No.	VQ-044337
CAS Number	176036-41-2
IUPAC name	methyl (2S)-1-[(2S)-2-methyl-3-sulfanylpropanoyl]pyrrolidine-2-carboxylate
Molecular formula	C₁₀H₁₇NO₃S
Molecular weight	231.31 g/mol
Exact mass	231.0929
Grade	Reference Standard
HSN code	38229090
InChIKey	NJJLWDSRKWBYRY-SFYZADRCSA-N
SMILES	C[C@H](CS)C(=O)N1CCC[C@H]1C(=O)OC
PubChem CID	11665809

Physical properties
Physical form	Solid
LogP (XLogP3)	0.7
H-bond donors / acceptors	1 / 4
TPSA	47.6 Å²
Synonyms	(2S)-1-[(2S)-2-Methyl-3-Sulphanylpropanoyl]pyrrolidine-2-carboxylic Acid Methyl ester, 1-[(2S)-3-Mercapto-2-methyl-1-oxopropyl]-L-proline methyl ester, 1-((2S)-3-Mercapto-2-methyl-1-oxopropyl)-L-proline methyl ester, Methyl 1-[(2S)-2-methyl-3-sulfanylpropanoyl]-L-prolinate, (S)-Methyl 1-((S)-3-mercapto-2-methylpropanoyl)pyrrolidine-2-carboxylate, methyl(2S)-1-[(2S)-2-methyl-3-sulfanylpropanoyl]pyrrolidine-2-carboxylate

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 Methyl Ester?

The CAS Registry Number of Captopril Methyl Ester is 176036-41-2. It is also known as (2S)-1-[(2S)-2-Methyl-3-Sulphanylpropanoyl]pyrrolidine-2-carboxylic Acid Methyl ester, 1-[(2S)-3-Mercapto-2-methyl-1-oxopropyl]-L-proline methyl ester, 1-((2S)-3-Mercapto-2-methyl-1-oxopropyl)-L-proline methyl ester.

What is the molecular formula and molecular weight of Captopril Methyl Ester?

Captopril Methyl Ester has the molecular formula C10H17NO3S and a molecular weight of 231.31 g/mol. Its IUPAC name is methyl (2S)-1-[(2S)-2-methyl-3-sulfanylpropanoyl]pyrrolidine-2-carboxylate.

What is Captopril Methyl Ester used for?

Captopril Methyl Ester 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 Methyl Ester can I order?

We supply Captopril Methyl Ester 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 Methyl Ester?

Yes. Every lot of Captopril Methyl Ester 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 Methyl Ester be shipped internationally?

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