Category:
Active Pharmaceutical Ingredients
CAS NO:
24065-33-6
Standard:
In-house Standards,
5-Chloro-2-thiophenecarboxylic acid (CAS 1078-49-3, C6H5ClO2S) is a key heterocyclic intermediate synthesized via chlorination of thiophene derivatives. It serves as a critical building block for pharmaceuticals and agrochemicals.
Store in cool, dry, ventilated areas away from oxidizers. Use PPE including gloves and goggles; avoid inhalation or skin contact due to potential irritation.