Benzothiazinone oxides, processes for their preparation, medicaments containing them and the use thereof, and intermediates for their preparation

摘要

Compounds I <IMAGE> (I) in which R(1) and R(4) equal H, alkyl, alkoxy, Hal, CF3, NO2, OH, acetamido or amino; R(2) equals H, alk(en)yl or phenylalkyl (optionally substituted); R(3) equals H, (cyclo)alk(en)yl-(alkyl), phenyl or phenylalkyl (optionally substituted); A equal CHOH, CO, CH=CH, C 3BOND C, CH2, O or S; m equals 1 or 2; n equals 1 to 3; p equals 0 to 4; R(5) equals some amino groups, and their salts, exhibit excellent calcium-antagonistic activity. Processes for their preparation are described.