1-[(2R)-3-Mercapto-2-methyl-1-oxopropyl]-D-proline
- CAS
- 112243-88-6
- Formula
- C9H15NO3S
- MW
- 217.29 g/mol
ZX-021026
Pharmacopeial Impurities (EP / USP / BP)
Captopril EP Impurity J
Reference StandardAvailable on request
Captopril EP Impurity J (CAS 64838-55-7) supplier Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-021027.
CAS number64838-55-7
FormulaC11H17NO4S
Molar mass259.32 g/mol
Physical formSolid
HS code38229090
InChIKeyZNQRGUYIKSRYCI-APPZFPTMSA-N
IUPAC name(2S)-1-[(2S)-3-acetylsulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylic acid
About Captopril EP Impurity J
Captopril EP Impurity J belongs to the Captopril reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 64838-55-7, formula C11H17NO4S and molar mass 259.32 g/mol. It is handled as a solid.
Common uses in the lab and plant
- Pharmacopeial method verification
- Impurity profiling
- QC release testing
- ANDA / DMF filings
Handling and storage
Hazard communication follows GHS (Danger: H317, H319, H360 and H361). Our SDS lists exposure controls and first-aid measures.
Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
Reference standards for Captopril
See every impurity, metabolite and related compound we list for this API.
Captopril standardsTypical uses
- Pharmacopeial method verification
- Impurity profiling
- QC release testing
- ANDA / DMF filings
Applications
Grade guides
Specifications and identifiers
| Product name | Captopril EP Impurity J |
|---|---|
| Catalogue number | ZX-021027 |
| CAS number | 64838-55-7 |
| IUPAC name | (2S)-1-[(2S)-3-acetylsulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylic acid |
| Molecular formula | C11H17NO4S |
| Molar mass | 259.32 g/mol |
| Exact mass | 259.0878 |
| Grade | Reference Standard |
| Physical form | Solid |
| XLogP3 | 0.5 |
| H-bond donors / acceptors | 1 / 5 |
| Topological polar surface area | 100 Ų |
| HS code | 38229090 |
| InChIKey | ZNQRGUYIKSRYCI-APPZFPTMSA-N |
| SMILES | C[C@H](CSC(=O)C)C(=O)N1CCC[C@H]1C(=O)O |
| PubChem CID | 689016 |
| 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 |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
- H360May damage fertility or the unborn child
- H361Suspected of damaging fertility or the unborn child
- H372Causes 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 summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 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 J
Which CAS number identifies Captopril EP Impurity J?
Captopril EP Impurity J is registered under CAS 64838-55-7. You may also see it listed as Captopril - Impurity J, 1-[(2S)-3-(Acetylthio)-2-methyl-1-oxopropyl]-L-proline, (S)-1-(3-(Acetylthio)-2-methyl-1-oxopropyl)-L-proline. Our catalogue number for this item is ZX-021027.
What are the formula and molar mass of Captopril EP Impurity J?
For Captopril EP Impurity J, its formula is C11H17NO4S and its molar mass is 259.32 g/mol. The systematic (IUPAC) name is (2S)-1-[(2S)-3-acetylsulfanyl-2-methylpropanoyl]pyrrolidine-2-carboxylic acid. InChIKey ZNQRGUYIKSRYCI-APPZFPTMSA-N lets you match it in any structure database.
How is Captopril EP Impurity J used in pharmaceutical QC?
Captopril EP Impurity J 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 J?
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 J?
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 J to my country?
Yes. Because Captopril EP Impurity J is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.
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