Patent ID: 8535815

Claim:
A compound represented by Formula (1): where Cu represents a copper; PR 1 R 2 R 3 represents a phosphine compound coordinating with Cu, where R 1 , R 2 and R 3 may be the same or different, and represent a linear, branched or cyclic alkyl group having 1-6 carbon atoms or an aromatic cyclic group which may have a substituent; R 4 and R 5 may be the same or different, and represent a linear, branched or cyclic alkyl group having 1-6 carbon atoms or an aromatic cyclic group which may have a substituent; R 6 , R 7 , R 8 and R 9 each independently represents a halogen atom, cyano group, nitro group, linear, branched or cyclic alkyl group having 1-6 carbon atoms or H; and X represents F, Cl, Br or I.