Category:
Other Specialized Reagents
CAS NO:
5271-67-0
Standard:
ChP,
J&K Thiophene-2-carbonyl chloride (98%) is a high-purity acylating reagent derived from thiophene-2-carboxylic acid. Its synthesis involves the chlorination of the parent carboxylic acid using thionyl chloride or oxalyl chloride. The chemical formula is C5H3ClOS with CAS No. 1066-47-7.
This compound is moisture-sensitive and releases corrosive HCl gas upon contact with water. Store in a cool, dry, well-ventilated area under inert atmosphere. Strict personal protective equipment (PPE) including respirators and chemical-resistant gloves is mandatory during handling to prevent severe skin burns and respiratory irritation.