Captopril
Captopril (CAS: 62571-86-2, Formula: C9H15NO3S) is a bioactive small molecule with a molecular weight of 217.29 g/mol. This compound, chemically known as N-[(S)-3-Mercapto-2-methylpropionyl]-L-proline, functions as an enzyme inhibitor. It meets USP testing specifications and is valuable in biochemical research and cell biology studies, particularly in investigations related to enzyme activity and substrate analogs. Tech Serve Solutions supplies this reagent for laboratory applications.
- IUPAC
- N-[(S)-3-Mercapto-2-methylpropionyl]-L-proline
- Synonyms
- N-[(S)-3-Mercapto-2-methylpropionyl]-L-proline

Enzyme Inhibition Studies
Captopril is utilized as a key tool in biochemical research to study the mechanisms of enzyme inhibition. Its specific action allows researchers to investigate ACE (Angiotensin-Converting Enzyme) activity and related pathways.
Biochemical Reagent
As a well-defined biochemical, Captopril serves as a valuable reagent in various laboratory assays. It is employed in studies focusing on enzyme kinetics and the development of enzyme inhibitors.
Cell Biology Research
This compound finds application in cell biology research, particularly in experiments investigating cellular processes influenced by enzyme activity. Its role as a substrate analog makes it useful for probing biological systems.
| Molecular weight | 217.29 |
|---|---|
| Empirical formula | C9H15NO3S |
| Suitability | meets USP testing specifications |
| Melting point | 104-108 °C(lit.) |


Hazard statements
- H317May cause an allergic skin reaction
- H361Suspected of damaging fertility or the unborn child
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 63-43 |
| Safety statements (S) | 36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... ACE(1636) |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Captopril used for?
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Captopril is used as a biochemical reagent, particularly in enzyme inhibition studies and cell biology research, serving as a substrate analog for enzymes like ACE.
What is the CAS number and formula for Captopril?
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The CAS number for Captopril is 62571-86-2, and its molecular formula is C9H15NO3S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Captopril that meets USP testing specifications. For specific assay details, please refer to the product's Certificate of Analysis or contact our sales team.
What are the safety considerations when handling Captopril?
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Captopril is labelled with GHS07 and GHS08 symbols and a Warning signal word. It has hazard statements H317 (May cause an allergic skin reaction) and H361 (Suspected of damaging fertility or the unborn child). Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection (N100 or P3 filters), must be used. Handle in a well-ventilated area.
How is Captopril packed, shipped, and exported?
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Captopril is carefully packed to ensure stability and safety during transit. Tech Serve Solutions is a global supplier and exporter, adhering to all relevant regulations for international chemical shipments.
How can I request a sample or quote for Captopril?
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To request a sample or a quote for Captopril, please visit our website or contact our dedicated sales team with your requirements.
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