Patent ID: 6274806
Filing Date: 2001-08-14
Classification: C07F,H01G,H01L,Y02E

Abstract:
A platinum complex represented by the following formula (1):PtL.sup.1 L.sup.2 (1)whereinL.sup.1 represents a ligand selected from the group consisting of 2,2'-bipyridine compounds having at least one anionic group and 1,10-phenanthroline compounds having at least one anionic group andL.sup.2 represents a dithiolate selected from the group consisting of those represented by the following formulas (a) through (d): ##STR8##wherein R represents an alkyl group having 1 to 6 carbon atoms, an alkoxyalkyl group having 2 to 12 carbon atoms, an aminoalkyl group having 1 to 12 carbon atoms, an alkoxycarbonyl group having 2 to 6 carbon atoms, a cyano rup or a hydrogen atom, ##STR9##wherein R represents an alkyl group having 1 to 6 carbon atoms, an alkoxyalkyl group having 2 to 12 carbon atoms, an aminoalkyl group having 1 to 12 carbon atoms, an alkoxycarbonyl group having 2 to 6 carbon atoms, a cyano group or a hydrogen atom, ##STR10##wherein R and R.sup.1 represent, independently from each other, an alkyl group having 1 to 6 carbon atoms, an alkoxyalkyl group having 2 to 12 carbon atoms, an aminoalkyl group having 1 to 12 carbon atoms, an alkoxycarbonyl group having 2 to 6 carbon atoms, a cyano group or a hydrogen atom, ##STR11##wherein R and R.sup.1 represent, independently from each other, an alkyl group having 1 to 6 carbon atoms, an alkoxyalkyl group having 2 to 12 carbon atoms, an aminoalkyl group having 1 to 12 carbon atoms, an alkoxycarbonyl group having 2 to 6 carbon atoms, a cyano group or a hydrogen atom.