CAS Registry Number

CAS 5760-50-9 — Methyl undecylenate

Methyl undecylenate is an unsaturated fatty acid methyl ester derived from castor oil, primarily used in cosmetics and personal care formulations as an emollient, skin conditioner, and fragrance modifier. It improves texture and spreadability in lotions, creams, and lip products while providing a subtle, natural scent. This clear, colorless liquid has a CAS number of 5760-50-9, molecular formula C12H22O2, and a molecular weight of 198.31 g/mol. It is stable at ambient storage conditions with no signal word classification. Molekula supplies Methyl undecylenate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.