Patent ID: 6570040
Filing Date: 2003-05-27
Classification: C07F,C07H,C07K

Abstract:
A compound of the formula:Y-Z-PR2R3 where Z is an aryl group substituted with R1, wherein R1 is in the ortho position on the aryl ring relative to the PR2R3; and wherein R1 is an electrophilic group; R2 and R3 are independently aryl groups, substituted aryl groups, or cycloalkyl groups; and Y is a reactive group selected from the group consisting of a carboxyl, an amine, an ester, a thioester, a sulfonyl halide, an alcohol, a thiol, a succinimidyl ester, an isothiocyanate, an iodoacetamide, a maleimide, and a hydrazine.