Ethyl (4-chloro-1,1-dioxidotetrahydrothiophen-3-yl)carbamate CAS 18240-45-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18240-45-4 |
| Molecular Formula | C7H12ClNO4S |
| Molecular Weight | 241.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl (4-chloro-1,1-dioxidotetrahydrothiophen-3-yl)carbamate (CAS 18240-45-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H12ClNO4S. Molecular weight: 241.69 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H12ClNO4S |
| Molecular Weight | 241.69 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 2,3-dihydro-[1,4]dioxino[2,3-b]pyridine-7-sulfonyl chloride (CAS 1823887-47-3)
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- Ambazone (CAS 539-21-9)
- 4-(2-Chloroethyl)thiomorpholine hydrochloride (CAS 89583-39-1)
- 6-(Bromomethyl)-2,2-dimethyl-4H-1,3-dioxin-4-one (CAS 81956-30-1)
- 6-Bromo-4-methylbenzo[d]thiazole (CAS 1807164-46-0)
- (1R,4aS,7aS)-Methyl 1-(benzyloxy)-7-(hydroxymethyl)-1,4a,5,7a-tetrahydrocyclopenta[c]pyran-4-carboxylate (CAS 206755-40-0)
- 5-(Trifluoromethoxy)pyridin-2-amine dihydrochloride (CAS 1707602-50-3)
- Semaglutide impurity 193 (CAS CATO-C4X-2226193)
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