CAS Registry Number

CAS 109-67-1 — 1-Pentene

1-Pentene is a linear alpha-olefin hydrocarbon with the formula C5H10, primarily used as a monomer in polymer synthesis, a solvent, and in organic synthesis for producing higher-value chemicals. It is also employed as a comonomer in ethylene-based copolymers to enhance flexibility and low-temperature performance. This clear, colorless liquid has a CAS number of 109-67-1, a molecular weight of 70.1329 g/mol, and requires storage at ambient conditions with no signal word classification. Molekula supplies 1-Pentene from research to bulk quantities with full documentation and ISO 9001:2015 traceability.