CAS Registry Number

CAS 104-12-1 — 4-Chlorophenyl isocyanate

4-Chlorophenyl isocyanate is an aromatic isocyanate used primarily as an intermediate in the synthesis of polyurethane foams, adhesives, and pharmaceuticals. It is also employed in the production of dyes and agrochemicals. This chemical has a CAS number of 104-12-1, with the molecular formula C7H4ClNO and a molecular weight of 153.5658. It requires storage at temperatures above +4°C and carries no signal word under standard hazard classifications. Molekula supplies 4-Chlorophenyl isocyanate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.