methyl 5-chlorothiophene-3-carboxylate CAS 36157-43-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 36157-43-4 |
| Molecular Formula | C6H9ClO2S |
| Molecular Weight | 180.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
methyl 5-chlorothiophene-3-carboxylate (CAS 36157-43-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H9ClO2S. Molecular weight: 180.65 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H9ClO2S |
| Molecular Weight | 180.65 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1967 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related methyl Standards
- methyl 4-chlorothiophene-2-carboxylate (CAS 88105-19-5)
- 5-Chlorothiophene-2-carbonyl Chloride (CAS 42518-98-9)
- 5-Chlorothiophene-2-sulfinic acid (CAS 126714-86-1)
- 5-Chlorothiophene-2-carbothioamide (CAS 85347-12-2)
- 4-Chlorothiophene-2-carbohydrazide (CAS 1263212-33-4)
- 3-Chlorothiophene-2-carbohydrazide (CAS 478483-31-7)
- 5-Chlorothiophene-2-carbohydrazide (CAS 351983-31-8)
- Methyl 2-chlorothiophene-3-carboxylate (CAS 76360-42-4)
Recommended Standards
- Milnacipran Impurity 4 (CAS 64805-64-7)
- Cyclohex-3-ene-1-sulfonyl chloride (CAS 854724-91-7)
- Spiro[2.2]pentan-1-ylmethanesulfonyl chloride (CAS 2137750-67-3)
- Bithionol sulfoxide (CAS 844-26-8)
- 4-Bromo-6-cyanobenzo[b]thiophene-2-carboxylic acid (CAS 1415564-52-1)
- (8-Benzyl-8-azabicyclo[3.2.1]octan-3-yl)methanamine (CAS 223570-84-1)
- 2-(Dimethylamino)-4-methoxypyrimidine-5-carboxylic Acid (CAS 72411-90-6)
- (R)-Aminofol D3 (CAS 1286597-21-4)
- 4,5-Diphenyl-1H-imidazol-2(5H)-one (CAS 642-36-4)
- Semaglutide (CAS CATO-C4X-2226105)
Why CATO?
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