Patent ID: 6326327
Filing Date: 2001-12-04
Classification: C07B,C07D

Abstract:
Ligands of the Formula (I) ##STR16##whereinm is is a whole number in the range of 50 to 150, n a whole number in the region of 1 to 5 and z a whole number in the range of 0 to 4,R.sub.1, R.sub.2 and R.sub.3 independently of each other are equal or different, and R.sub.2 and R.sub.3 depend from n variable, H, (C.sub.1 -C.sub.5)-alkyl, linear or branched, (C.sub.3 -C.sub.8)-cycloalkyl, aryl, aralkyl, alklaryl or (C.sub.1 -C.sub.8)-alkylalkoxy, linear or branched, andand R is a residue selected from the group consisting of Formula (II) and (III)I) ##STR17##