(R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L… 65167-28-4

Name: (R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline
Brand: Vaqora Chemicals
SKU: VQ-034802

About (R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline

Listed under CAS 65167-28-4, (R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline is an impurity of Captopril available from Vaqora Chemicals. Formula C11H17NO4S, molecular weight 259.32 g/mol. Systematically, it is named (2S)-1-[(2R)-3-acetylsulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylic acid.

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.

This Captopril impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies (R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide. SDS and detailed specification sheets can be requested with your quotation.

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	(R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline
Catalogue No.	VQ-034802
CAS Number	65167-28-4
IUPAC name	(2S)-1-[(2R)-3-acetylsulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylic acid
Molecular formula	C₁₁H₁₇NO₄S
Molecular weight	259.32 g/mol
Exact mass	259.0878
Grade	Reference Standard
HSN code	38229090
InChIKey	ZNQRGUYIKSRYCI-CBAPKCEASA-N
SMILES	C[C@@H](CSC(=O)C)C(=O)N1CCC[C@H]1C(=O)O
PubChem CID	689015

Physical properties
Physical form	Solid
LogP (XLogP3)	0.5
H-bond donors / acceptors	1 / 5
TPSA	100 Å²

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 (R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline?

The CAS Registry Number of (R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline is 65167-28-4. It is also known as ((R)-3-(Acetylthio)-2-methylpropanoyl)-L-proline, 1-[(2r)-3-(acetylsulfanyl)-2-methylpropanoyl]-l-proline, L-Proline, 1-(3-(acetylthio)-2-methyl-1-oxopropyl)-, (R)-.

What is the molecular formula and molecular weight of (R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline?

(R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline has the molecular formula C11H17NO4S and a molecular weight of 259.32 g/mol. Its IUPAC name is (2S)-1-[(2R)-3-acetylsulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylic acid.

What is (R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline used for?

(R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline 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 (R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline can I order?

We supply (R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline 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 (R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline?

Yes. Every lot of (R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline 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 (R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline be shipped internationally?

Yes. We export (R)-1-[3-(Acetylthio)-2-methyl-1-oxopropyl] L-Proline worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.