Patent ID: 7732633

Claim:
An arylsulfinate salt comprising: an anion of Formula I wherein Ar 1 is a substituted phenyl, an unsubstituted or substituted C 7-30 aryl, or an unsubstituted or substituted C 3-30 heteroaryl, said substituted Ar 1 having a substituent that is an electron withdrawing group or an electron withdrawing group in combination with an electron donating group; and a cation comprising a ring structure comprising a 4 to 12 member heterocyclic group with a positively charged nitrogen atom and at least one other heteroatom selected from nitrogen, oxygen, sulfur, or combinations thereof, said heterocyclic group being saturated or unsaturated, wherein said ring structure can be unsubstituted or substituted with a substituent selected from an alkyl, aryl, acyl, alkoxy, aryloxy, halo, mercapto, amino, hydroxy, azo, cyano, carboxy, alkoxycarbonyl, aryloxycarbonyl, or halocarbonyl group.