Patent ID: 7273909
Filing Date: 2007-09-25
Classification: C08G

Abstract:
1. A compound of formula (I): wherein R X is O or NH, Y is selected from the group consisting of Z is a side chain of an amino acid, m is from 1 to 17, n is from 10 to 10,000, and p is from 1 to 3, wherein said capping group is halogen, epoxide, maleimide, orthopyridyl disulfide, tosylate, isocyanate, hydrazine hydrate, cyanuric halide, N-succinimidyloxy, sulfo-N-succinimidyloxy, 1-benzotriazolyloxy, 1-imidazolyloxy, p-nitrophenyloxy, hydrogen, hydroxy, benzyloxy, lower alkyl, lower cycloalkyl, lower alkenyl, aryl or heteroaryl.