Captopril EP Impurity G (R-Isomer) CAS 74431-52-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 74431-52-0 |
| Molecular Formula | C6H10O3S |
| Molecular Weight | 162.21 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Captopril EP Impurity G (R-Isomer) (CAS 74431-52-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H10O3S. Molecular weight: 162.21 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H10O3S |
| Molecular Weight | 162.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1978 |
| Sulfur Atoms | 1 |
Related Captopril Standards
- Captopril EP Impurity G (CAS 33325-40-5)
- Captopril EP Impurity G (S-Isomer) (CAS 76497-39-7)
- Captopril EP Impurity D (CAS 56970-78-6)
- Captopril Impurity 31 (CAS 69570-39-4)
- Captopril Impurity 8 (CAS 74345-73-6)
- Captopril Impurity 26 (CAS 51161-88-7)
- Captopril EP Impurity E (CAS 23500-15-4)
- Captopril Impurity 37(Piracetam Impurity E) (CAS 1249080-59-8)
Recommended Standards
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- (E)-1-methyl-4-(3-oxobut-1-en-1-yl)pyridin-1-ium (CAS 471289-96-0)
- Fasudil Impurity 2 (CAS CATO-C4X-13652)
- Avibactam Impurity 25 (CAS 1501980-29-5)
- 1-Phenylethyl chloroformate (CAS 15600-32-5)
- 9-(3,5-Dihydro-2H-benzo[e][1,4]dioxepin-3-yl)-9H-purin-6-amine (CAS 918304-37-7)
- N,N-Dibutyl-2-(methylthio)-6-vinylpyrimidin-4-amine (CAS 823220-74-2)
- 1,1,2,2,3,3,4,4-Octamesityltetrasiletane (CAS 918424-77-8)
- TRAF6 Peptide trifluoroacetate salt (CAS 852805-92-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com