Patent ID: 7375078
Filing Date: 2008-05-20
Classification: A61K,A61P,C07D,C07K

Abstract:
1. A heterocyclic linker compound selected from Formula Ia: wherein U is O, S or NR Q is CR R R where C R X and Y independently: are H; a protecting group selected from Fmoc, Boc, carbobenzoxy (CBz), benzyhydryl, allyloxyl group, and triphenylmethyl, or; a reactive functional group selected from N-hydroxysuccinimide, para-nitrophenyl carbonate, para-nitrophenyl carbamate, pentafluorophenyl, haloacetamide, and maleimide; and m is 1, 2, 3, 4, 5, or 6.