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1-[(2R)-3-Mercapto-2-methyl-1-oxopropyl]-D-proline
- CAS
- 112243-88-6
- Formula
- C9H15NO3S
- MW
- 217.29 g/mol
VQ-021990
VAQORACaptopril EP Impurity J
Synonyms: Captopril - Impurity J · 1-[(2S)-3-(Acetylthio)-2-methyl-1-oxopropyl]-L-proline · (S)-1-(3-(Acetylthio)-2-methyl-1-oxopropyl)-L-proline · (S)-1-[3-(acetylthio)-2-methyl-1-oxopropyl]-L-proline
CAS No.64838-55-7
FormulaC11H17NO4S
Mol. weight259.32
Catalogue No.VQ-021991
PurityReference Standard
HSN38229090
Captopril EP Impurity J (CAS 64838-55-7) – Captopril impurity standard. C11H17NO4S, MW 259.32. Order from Vaqora Chemicals with COA and global delivery.
Pack sizesPrice on quotation · bulk available
10 mg
25 mg
50 mg
100 mg
Bulk / custom pack · kg to MT
Enquire Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing
About Captopril EP Impurity J
Listed under CAS 64838-55-7, Captopril EP Impurity J is a pharmacopeial impurity of Captopril available from Vaqora Chemicals. Its molecular formula is C11H17NO4S and its molecular weight is 259.32 g/mol. The IUPAC name is (2S)-1-[(2S)-3-acetylsulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylic acid. It is also known as Captopril - Impurity J or S-Acetylcaptopril.
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. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.
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. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.
We offer Captopril EP Impurity J 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 impuritiesGrade guides
Specifications & identifiers
| Product name | Captopril EP Impurity J |
|---|---|
| Catalogue No. | VQ-021991 |
| CAS Number | 64838-55-7 |
| IUPAC name | (2S)-1-[(2S)-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-APPZFPTMSA-N |
| SMILES | C[C@H](CSC(=O)C)C(=O)N1CCC[C@H]1C(=O)O |
| PubChem CID | 689016 |
| Physical form | Solid |
|---|---|
| LogP (XLogP3) | 0.5 |
| H-bond donors / acceptors | 1 / 5 |
| TPSA | 100 Ų |
| Synonyms | Captopril - Impurity J, 1-[(2S)-3-(Acetylthio)-2-methyl-1-oxopropyl]-L-proline, (S)-1-(3-(Acetylthio)-2-methyl-1-oxopropyl)-L-proline, (S)-1-[3-(acetylthio)-2-methyl-1-oxopropyl]-L-proline, 1-((2S)-3-(Acetylthio)-2-methyl-1-oxopropyl)-L-proline, S-Acetylcaptopril, (S)-1-((S)-3-(Acetylthio)-2-methylpropanoyl)pyrrolidine-2-carboxylic acid, 1-[(2s)-3-(acetylsulfanyl)-2-methylpropanoyl]-l-proline, 1-[(S)-3-(Acetylthio)isobutyryl]-L-proline Hydrate, (2S)-1-((2S)-3-acetylthio-2-methylpropanoyl)pyrrolidine-2-carboxylic acid, 1-[(2S)-3-(Acetylthio)-2-Methylpropionyl]-L-proline Hydrate, Captopril impurity J |
Safety & hazard information (GHS)
Signal word: Danger
Hazard statements
H317May cause an allergic skin reactionH319Causes serious eye irritationH360May damage fertility or the unborn childH361Suspected of damaging fertility or the unborn childH372Causes damage to organs through prolonged or repeated exposure
Precautionary statements: P203, P260, P261, P264, P264 + P265, P270, P272, P280, P302 + P352, P305 + P351 + P338, P318, P319, P321, P333 + P317, P337 + P317, P362 + P364, P405, P501
Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.
Documents
Frequently asked questions
What is the CAS number of Captopril EP Impurity J?
The CAS Registry Number of Captopril EP Impurity J is 64838-55-7. It is also known as Captopril - Impurity J, 1-[(2S)-3-(Acetylthio)-2-methyl-1-oxopropyl]-L-proline, (S)-1-(3-(Acetylthio)-2-methyl-1-oxopropyl)-L-proline.
What is the molecular formula and molecular weight of Captopril EP Impurity J?
Captopril EP Impurity J has the molecular formula C11H17NO4S and a molecular weight of 259.32 g/mol. Its IUPAC name is (2S)-1-[(2S)-3-acetylsulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylic acid.
What is Captopril EP Impurity J used for?
Captopril EP Impurity J 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 J can I order?
We supply Captopril EP Impurity J 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 J?
Yes. Every lot of Captopril EP Impurity J 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 J be shipped internationally?
Yes. Captopril EP Impurity J is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.
Enquire about Captopril EP Impurity J
We reply within one business day with price, pack options, lead time and documentation.
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