Numéro CAS

CAS 541-02-6 — Décaméthylcyclopentasiloxane

Decamethylcyclopentasiloxane (D5) is a cyclic siloxane widely used in cosmetics, personal care products, and silicone-based formulations for its smoothing, spreading, and emollient properties. It acts as a solvent, skin conditioner, and viscosity modifier in lotions, shampoos, and makeup. CAS 541-02-6, molecular formula C10H30O5Si5, molecular weight 370.77 g/mol. Non-hazardous under normal conditions; store at ambient temperature. Molekula supplies decamethylcyclopentasiloxane from research to bulk quantities with full documentation and ISO 9001:2015 traceability.