Patent ID: 7087755

Claim:
A functionalized pyridine compound of the structural formula: wherein R 1 is a moiety selected from the group consisting of halogen atoms, amine groups, —NHBOC, —CN, —COOH, —COOR, —NHPG, CH2NHPG, —(CH 2 ) n —C(O)R, —CHO, and —OR, wherein R 2 , R 3 , and R 4 can be the same or different and are selected from the group consisting of hydrogen atoms, NH2, —NHBOC, —CN, —COOH, and —CHO, and wherein R represents alkyl groups containing from 1 to 10 carbon atoms or arene moieties containing from 1 to 10 carbon atoms, wherein PG represents a protecting group, and wherein n represents an integer from 0 to 10, with the proviso that if R 1 is a halogen atom then R 2 or R 4 is a moiety other than a hydrogen atom.