Patent ID: 7687220
Filing Date: 2010-03-30
Classification: B33Y,C07C,C07D,C07F,G03F,Y10S

Abstract:
1. A compound of the formula I, II or III wherein R or R or R X R′ diphenylenedisulfonyl, or oxydiphenylenedisulfonyl, wherein these radicals are unsubstituted or substituted by C 1 -C 12 alkyl; or R′ 1 is C 1 -C 12 alkylenedisulfonyl; R X is halogen; Ar or Ar or Ar or Ar wherein all radicals Ar Ar′ wherein all radicals Ar′ R all of which optionally are substituted by one or more Ar or R R all of which optionally are substituted by one or more Ar or R or R R all of which optionally is substituted by one or more Ar or R R all of which optionally are substituted by one or more Ar or R Ar R