Patent ID: 8975404
Filing Date: 2015-03-10
Classification: C07D,G01N

Abstract:
1. A compound represented by formula I; or a salt form thereof; wherein Y is a piperazine moiety that may be substituted or unsubstituted and that may optionally be cleavably linked to a support, wherein the piperazine moiety comprises at least one ring nitrogen atom that is linked through a covalent bond to the group J; J is a group represented by formula —CJ′ K is a group represented by formula —(CK′ L is a group represented by formula —(CL′ either or X each X each X Z is —OH, —SH, —O each R each R each X′ is independently O or S; and each X″ is independent of the other, —F, —Cl, —Br or I; wherein the compound comprises at least one isotopically enriched site.