Patent ID: 6197783
Filing Date: 2001-03-06
Classification: A61P,C07D

Abstract:
A compound of the formula I ##STR13##in whichR1 is 1-4C-alkyl,R2 is 1-4C-alkyl or hydroxy-1-4C-alkyl,R3 is hydrogen or halogen,one of the substituents R4a and R4b is hydrogen and the other is hydrogen, hydroxyl, 1-4C-alkoxy, 1-4C-alkoxy-1-4C-alkoxy or 1-4C-alkylcarbonyloxy, or in which R4a and R4b together are O (oxygen),one of the substituents R5a and R5b is hydrogen and the other is hydrogen, hydroxyl, 1-4C-alkoxy, 1-4C-alkoxy-1-4C-alkoxy or 1-4C-alkylcarbonyloxy, or in which R5a and R5b together are O (oxygen),or in whichone of the substituents R4a and R4b on the one hand and one of the substituents R5a and R5b on the other hand is in each case hydrogen, and the other substituents in each case together form a methylenedioxy radical (--O--CH.sub.2 --O--) or an ethylenedioxy radical (--O--CH.sub.2 --CH.sub.2 --O--),where R4a, R4b, R5a and R5b are not simultaneously hydrogen,R6 is hydrogen, halogen, 1-4C-alkyl, 1-4C-alkoxy, 1-4C-alkoxycarbonylamino, 1-4C-alkoxy-1-4C-alkoxycarbonylamino or trifluoromethyl andR7 is hydrogen, halogen, 1-4C-alkyl or 1-4C-alkoxy,or a salt thereof.