CAS Registry Number

CAS 79-04-9 — Chloroacetyl chloride

Chloroacetyl chloride (CAS 79-04-9) is a reactive acyl chloride widely used in organic synthesis, pharmaceutical intermediates, and agrochemical manufacturing as a key reagent for chlorination and acylation reactions. It appears as a colorless to pale yellow liquid with a pungent odor, highly moisture-sensitive and corrosive. Catalogue details: molecular formula C2H2Cl2O, molecular weight 112.94 g/mol, stored at ambient conditions under inert gas, and classified with a **Danger** signal word (H300, H314, H335). Molekula supplies Chloroacetyl chloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.