abstract |
(57) [Summary] [PROBLEMS] To provide a method for sulfonylating alcohols, which is an alternative to the pyridine solvent method. And A sulfonyl chloride, and optionally an inorganic base, Et 3 N and RNMe 2 catalyst [R is an alkyl group, an arylalkyl group, or Me 2 N (CH 2) n groups (n is 3-6) Or tosylation of alcohols (tosylation and tosylation methods). |