| abstract |
R a bis R c , X und n wie im Anspruch 1 definiert sind, deren Gemische von Stellungsisomerenmeren und deren Salze, welche wertvolle Eigenschaften aufweisen. The invention relates to substituted biphenylyl derivatives of the general formula in the R a to R c , X and n are as defined in claim 1, their mixtures of positional isomers and their salts, which have valuable properties. |