4-Acetyl-3-methyl-5-(methylthio)thiophene-2-carboxylic acid CAS 74597-87-8

Purity 97%+In StockPharmaceutical Standards
CAS No.74597-87-8
Molecular FormulaC9H10O3S2
Molecular Weight230.30 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Acetyl-3-methyl-5-(methylthio)thiophene-2-carboxylic acid CAS 74597-87-8 chemical structure

Description

4-Acetyl-3-methyl-5-(methylthio)thiophene-2-carboxylic acid (CAS 74597-87-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H10O3S2. Molecular weight: 230.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC9H10O3S2
Molecular Weight230.30 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1978
Sulfur Atoms2

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