CAS Registry Number

CAS 627-63-4 — Fumaroyl dichloride

Fumaroyl dichloride is an acyl chloride derivative of fumaric acid, primarily used as an intermediate in organic synthesis, pharmaceuticals, and polymer chemistry for cross-linking and functionalization. It is a reactive reagent in the production of specialty chemicals, adhesives, and pharmaceutical intermediates. This chemical has a CAS number of 627-63-4, with the molecular formula C4H2Cl2O2 and a molecular weight of 150.97 g/mol. It requires storage at temperatures not exceeding +4°C and carries no signal word under standard classification. Molekula supplies Fumaroyl dichloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.