Category:
Chiral Intermediates
CAS NO:
154445-78-0
Standard:
ChP,
98%min
PBF-Cl (CAS 85071-49-2) is a specialized sulfonyl chloride reagent, chemically defined as 2,2,4,6,7-Pentamethyldihydrobenzofuran-5-sulfonyl chloride. This compound features a sterically hindered benzofuran scaffold and serves as a critical intermediate in the synthesis of complex pharmaceuticals via sulfonylation reactions.
Strictly store under inert atmosphere at temperatures below 25°C to prevent hydrolysis. Personnel must utilize full PPE including acid-resistant gloves and respiratory protection due to severe corrosive and sensitizing risks upon contact with moisture or skin.