SIC 2295.0 ((Chloromethyl)phenylethyl)trimethoxysilane 68128-25-6 Gelest Crosslinking / Coupling / Curing Agents >> Silane ADHESIVE SEALANT ((Chloromethyl)phenylethyl)trimethoxysilane. Used as a high temperature coupling agent. ((Chloromethyl)phenylethyl)trimethoxysilane. Used as high temperature coupling agent.