CAS Registry Number

CAS 5891-21-4 — 5-Chloro-2-pentanone

5-Chloro-2-pentanone is an organochlorine compound with a ketone functional group, primarily used as an intermediate in organic synthesis, pharmaceuticals, and agrochemical production. It serves as a key building block for creating various specialty chemicals and is valued for its reactivity in halogenation and condensation reactions. This chemical has a CAS number of 5891-21-4 and carries no signal word under standard classification. It is a clear liquid with a boiling point of approximately 148–150°C and a density of around 1.04 g/cm³. Molekula supplies 5-Chloro-2-pentanone from research to bulk quantities with full documentation and ISO 9001:2015 traceability.