CAS Registry Number

CAS 69739-34-0 — tert-Butyldimethylsilyl trifluoromethanesulfonate

tert-Butyldimethylsilyl trifluoromethanesulfonate (TBDMS triflate) is a highly reactive silylating agent used in organic synthesis to protect alcohols, phenols, and amines as their tert-butyldimethylsilyl ethers or amides. It enables selective silylation under mild conditions, making it valuable in pharmaceutical and fine chemical research. This reagent has a CAS number of 69739-34-0, a molecular formula of C7H15F3O3SSi, and a molecular weight of 264.3379 g/mol. It requires storage at +4°C and carries no signal word for hazard classification. Molekula supplies tert-Butyldimethylsilyl trifluoromethanesulfonate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.