Methyl 3-chlorosulfonylthiophene-2-carboxylate
Pharmaceutical Materials 2025-03-02
CAS Number: 59337-92-7
Molecular Formula: C6H5ClO4S2
Molecular Weight: 240.68 g/mol
Appearance: White to brown crystalline powder
Melting Point: 61-64°C
Usage: Used as a pharmaceutical intermediate.
| Aspect | Details |
|---|---|
| Name | Methyl 3-Chlorosulfonylthiophene-2-carboxylate |
| Common Synonyms | 3-(Chlorosulfonyl)thiophene-2-carboxylic acid methyl ester |
| CAS No. | 137981-68-6 |
| Molecular Formula | C₆H₅ClO₄S₂ |
| Molecular Weight | 252.69 g/mol |
| Physical Properties |
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| Chemical Properties | Features a thiophene ring substituted with a chlorosulfonyl group (-SO₂Cl) at the 3-position and a methyl ester group (-COOCH₃) at the 2-position. The chlorosulfonyl group is highly reactive, enabling nucleophilic substitution and addition reactions, while the ester group can undergo hydrolysis or transesterification. |
| Applications |
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| Safety Information |
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