Patent ID: 6838573

Claim:
A monovalent copper(+1)(β-diketonate)(L) or monovalent copper(+1)(β-ketoiminate)(L) complex represented by the formula: wherein X represents O or NR 9 wherein R 1 and R 3 are each independently, selected from the group consisting of C 1-8 alkyl, C 1-8 fluoroalkyl, aryl, C 1-8 alkoxy, and C 1-8 alkyl ethers and R 2 is H, C 1-8 alkyl, C 1-8 alkoxy, and halogen, R 9 is C 1-8 alkyl, C 1-8 fluoroalkyl, phenyl, alkylpheny, trialkylsilyl, and L represents a ligand having the structure: (R 4 )(R 5 )C═(R 6 )(R 7 ) or R 4 —C≡C—R 7 wherein R 4 is selected from the group consisting of C 1-8 alkanol, C 1-8 alkoxyalkanol, C 1-8 unsaturated alkoxyalkanol, trialkylsilanol, C 1-8 alkylamine, phenylamine; R 5 , R 6 , and R 7 are selected from the group consisting of H, C 1-8 alkyl, triakylsilyl, alkoxy or phenyl.