METHOD FOR THE PRODUCTION OF MORPHOLOGICALLY HOMOGENOUS MIRABEGRON AND MIRABEGRON MONOHYDROCHLORIDE

摘要

The object of the present invention relates to a method for the production of formula 1 (R)-2- (2-aminothiazole-4-yl)-4'-[2-[(2-hydroxy-2-phenyl)ethylamino]ethyl]acetanilide (mirabegron) and formula 1c mirabegron monohydrochloride, as well as the intermediates used during the method.