A quick, efficient, one-pot, BF3·OEt2-mediated synthesis of substituted N-aryl lactams in good to excellent yields by reaction of various substituted arenes with a variety of ω-azido alkanoic acid chlorides at room temperature is reported.
[EN] QUATERNARY AMMONIUM FLUORIDE SALTS FOR FLUORINATION REACTIONS<br/>[FR] SELS DE FLUORURE D'AMMONIUM QUATERNAIRE POUR RÉACTIONS DE FLUORATION
申请人:COUNCIL SCIENT IND RES
公开号:WO2022038631A1
公开(公告)日:2022-02-24
The present invention relates to a quaternary ammonium fluoride salt selected from formula (Ia) and formula (Ib), process for the preparation thereof and their use in the SN2 and SNAr fluorination reaction of sulfonates and halides.(1a), (1b) (tΒuΟΗ)Μe3ΝF (di- tBuOH)2Me2NF (Ia)-C7H18NOF (Ib)-C10H24NOF