Patent ID: 7939621

Claim:
A cyclic carbonate monomer, comprising: wherein R 1 , R 2 , and R 3 are independently selected from the group consisting of H, linear or branched, substituted or unsubstituted alkyl; R 10 is a connecting group selected from the group consisting of linear or branched, substituted or unsubstituted alkyl, heteroalkyl, cycloalkyl, heterocyclic, aryl and heteroaryl; R 4 is an optional bridging group selected from the group consisting of linear or branched, substituted or unsubstituted alkyl, heteroalkyl, cycloalkyl, heterocyclic, aryl and heteroaryl; Z is selected from the group consisting of O, NH, NR, and S; G is a guanidine group; and P is a protecting group.