Patent ID: 8436170
Filing Date: 2013-05-07
Classification: C07D,C07K,C09B,G01N

Abstract:
1. A compound of Formula Ia or Ib: wherein: provided that at least one of R wherein one or more pair of R 2 and R 1a , R 3 and R 4a , R 4 and R 5 , R 5 and R 6 , R 8 and R 9 , or R 9 and R 1 , together with the atoms to which they are attached form one or more fused saturated or unsaturated rings that are optionally substituted by at least one halogen, CN, alkyl, heteroalkyl, alkenyl, alkoxy, alkylthio, alkylamino, dialkylamino, alkylaminocarbonyl, dialkylaminocarbonyl, aryl, heteroaryl, -L-PO 3 2− , -L-SO 3 − , -L-R x , a reactive sulfonamide or an unreactive sulfonamide.