Methyl 5-(chlorosulfonyl)-2-methylthiophene-3-carboxylate CAS 2090072-28-7

Purity 97%+In StockPharmaceutical Standards
CAS No.2090072-28-7
Molecular FormulaC7H7ClO4S2
Molecular Weight254.71 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Methyl 5-(chlorosulfonyl)-2-methylthiophene-3-carboxylate CAS 2090072-28-7 chemical structure

Description

Methyl 5-(chlorosulfonyl)-2-methylthiophene-3-carboxylate (CAS 2090072-28-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H7ClO4S2. Molecular weight: 254.71 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC7H7ClO4S2
Molecular Weight254.71 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1997
Halogen ContentCl-containing
Sulfur Atoms2

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