BONE ACTIVE NITROGEN-CONTAINING BISPHOSPHONATES WITH A NEAR INFRARED FLUORESCENT LABEL

摘要

A compound of Formula I has the structure:; ;wherein G is a straight, branched or cyclic alkyl group having 2 to 50 carbon atoms or an ether group, and R is a fluorescent dye. In some embodiments, G is selected from the group consisting of —(CH₂)_n— and —(CH₂OCH₂)_m—, wherein n is an integer from 2 to 18, m is an integer from 2 to 18.