Notably, DMSO plays multiple roles, and is simultaneously used as an odorless methylthiolating reagent and safe solvent.doi:10.3390/molecules28155635Yong-Jun ZhouYong-Gan FangKai YangJian-Yun LinHuan-Qing LiZu-Jia ChenZhao-Yang WangMolecules
Using DCDMH/DBDMH as N-halo reagent, piperidine as catalyst, and 4-A molecular sieve as water-removing agent, α-haloacetophenone dimethyl acetals were directly obtained from the solvent of methanol. As to the substrates with electron-withdrawing groups, the conversions were 80–100%. GRAPHICAL...
othercompoundwasalsousedasallelectrophilicreagentfor th e additiv e rea ction in the car bon.car bo n double bo nd to pro. d uce me bromo compound0 ~- 321 . Sharma et a1.【00】dev eloped a new metho d fo r building up th e unit o f brom ohy dr in m ethy l eth er to...
Using DCDMH/DBDMH as N-halo reagent, piperidine as catalyst, and 4-A molecular sieve as water-removing agent, α-haloacetophenone dimethyl acetals were directly obtained from the solvent of methanol. As to the substrates with electron-withdrawing groups, the conversions were 80–100%. GRAPHICAL...