CAS Registry Number

CAS 947-42-2 — Dihydroxydiphenylsilane

Dihydroxydiphenylsilane is a silane coupling agent with two hydroxyl groups, primarily used as a precursor in silicone polymer synthesis, adhesives, and sealants for improved bonding and durability. It functions as a reactive intermediate in the production of silicone resins and elastomers, enhancing mechanical and thermal properties. CAS 947-42-2, molecular formula (C6H5)2Si(OH)2, molecular weight 216.31 g/mol, stored at ambient conditions. Signal word: Danger. Molekula supplies Dihydroxydiphenylsilane from research to bulk quantities with full documentation and ISO 9001:2015 traceability.