Ethyl 1-(methylsulfonyl)cyclopropane-1-carboxylate CAS 1257236-76-2
| CAS No. | 1257236-76-2 |
| Molecular Formula | C7H12O4S |
| Molecular Weight | 192.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 1-(methylsulfonyl)cyclopropane-1-carboxylate (CAS 1257236-76-2) is a high-purity analytical reference standard with the molecular formula C7H12O4S and a molecular weight of 192.23 g/mol.
Owing to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, Ethyl 1-(methylsulfonyl)cyclopropane-1-carboxylate is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 192.23 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Ethyl 1-(methylsulfonyl)cyclopropane-1-carboxylate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H12O4S |
| Molecular Weight | 192.23 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.) | 1990 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
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Recommended Standards
- Furan-2-yl(3-methylthiophen-2-yl)methanone (CAS 1248062-65-8)
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- 2-(Sec-butylamino)-5-fluorobenzonitrile (CAS 1338989-35-7)
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- 6-Chloro-4-(2-fluorophenyl)quinazolin-2(1H)-one (CAS 40069-75-8)
- (2-Methyl-5,6,7,8-tetrahydroimidazo[1,2-a]pyridin-8-yl)methanamine dihydrochloride (CAS 2173999-71-6)
- 2-(2-Bromo-5-hydroxyphenyl)acetonitrile (CAS 51506-70-8)
- 2-[(3-methylcyclohexyl)oxy]butanoic acid (CAS 1218052-49-3)
- 24440-16-2 Benzeneethanimidamide, alpha-hydroxy- (9CI) Mandelamidine, monohydrochloride alpha-Hydroxybenzeneethanimidamide (CAS 24440-16-2)
- 5-(4-Fluorophenyl)-2-(1-methylethyl)-1-(3-oxopropyl)-N,4-diphenyl-1H-pyrrole-3-carboxamide (CAS 110862-46-9)
- 4-(Difluoromethyl)-3-fluoro-5-methoxy-2-nitropyridine (CAS 1806968-99-9)
- Semaglutide impurity 23 (CAS CATO-C4X-222623)
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