Patent ID: 7569706
Filing Date: 2009-08-04
Classification: A61K,A61P,B82Y,C07C,C07D

Abstract:
1. A compound represented by formula (1): wherein R is selected from (i) the group consisting of a caboxylic acid active ester, carbonate, maleimido, mercapto, formyl, tresyl, isocyanato, an acid anhydride, an acid halide, vinylsulfonyl, hydrazido, amino, a hydroxyl group, halogen, carboxy, vinyl and phosphono, and (ii) the group consisting of a carboxylic acid active ester, carbonate, maleimido, mercapto, formyl, tresyl, isocyanato, an acid anhydride, an acid halide, vinylsulfonyl, hydrazido, amino, a hydroxyl group, halogen, carboxy, vinyl and phosphono, which are bound to a moiety which is at least one member selected from the group consisting of substituted or unsubstituted alkylene, carbonyl, substituted or unsubstituted imino, O and S; n represents an integer of 3 to 1024; and X represents a structure in which this branching is repeated.