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CAS 13657-90-4 — 3-Acetylthiophene-2-carboxylic acid

3-Acetylthiophene-2-carboxylic acid is an organic heterocyclic compound featuring a thiophene ring with an acetyl group and a carboxylic acid functional group, primarily used as a building block in pharmaceutical synthesis, agrochemicals, and advanced organic materials. This high-purity intermediate is available with a CAS number of 13657-90-4, molecular formula C7H6O3S, and a molecular weight of 170.1857 g/mol. It requires no special storage precautions beyond ambient conditions and carries no signal word for hazard classification. Molekula supplies 3-Acetylthiophene-2-carboxylic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.