CAS Registry Number

CAS 108-12-3 — Isovaleryl chloride

Isovaleryl chloride is an organic acyl chloride derived from isovaleric acid, widely used as a reagent in pharmaceutical synthesis, fragrance production, and organic chemistry for acylation reactions. It serves as a key intermediate in the manufacture of flavor compounds, pharmaceutical intermediates, and specialty chemicals. This reagent has a CAS number of 108-12-3 and carries no signal word under standard hazard classification. It is a colorless to pale yellow liquid with a pungent odor, typically handled under anhydrous conditions due to its reactivity with moisture. Molekula supplies Isovaleryl chloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.