反应详情

The starting 1-[(2H)-1,3-benzoxathiol-5-yl methyl]piperazine, M.P. of its dihydrochloride: 275°-278° C., was prepared by hydrolysis with alcoholic potassium hydroxyde of the corresponding formyl derivative, raw oil itself prepared by condensing 5-chloromethyl-(2H)-1,3-benzoxathiole with an excess of 1-formyl piperazine.