Patent ID: 6380181
Filing Date: 2002-04-30
Classification: A61K,A61P,C07C,C07D

Abstract:
Catechol derivatives of general formula I wherein the R1 radicals denote O-acyl, and R2 represents the following groups in the 3- and/or 4-position:amino acid residues: Y=OA, where A=H, alkyl, aryl, aralkyl, an alkali metal ion, an ammonium ion or a substituted ammonium ion, or Y=a residue of an antibacterial active ingredient which contains an OH or NH group, R6=alkyl, C1-C5 hydroxyalkyl, or alkoxyalkyl, acyloxyalkyl, arylalkoxyalkyl, or R15 represents, identically to or independently of each other, H, OH, O-acyl, n is an integer between 1 and 5 when R15 is H and/or O-acyl or R15=radicals which, identically to or independently of each other, denote H, OH, O-acyl, n1 and n2 represent an integer between 1 and 5.