abstract |
The present invention relates to a process for the preparation of N- [5- (aminosulfonyl) -4-methyl-1,3-dioxolane by using boronic acid derivatives or borolane reagents while avoiding toxic organotin compounds. Thiazol-2-yl] -N-methyl-2- [4- (2-pyridinyl) phenyl] acetamide and its mesylate monohydrate salt, Methyl-1, 3-thiazol-2-yl] -N-methyl-2- [4- (2 < / RTI > - < / RTI > pyridinyl) phenyl] acet-amide. |