Patent ID: 6534201
Filing Date: 2003-03-18
Classification: C07D,H01L,Y10S

Abstract:
An electroluminescent device which comprises an organic luminescent layer containing the organometallic luminescent material comprising a compound of formula (II): wherein,M2 is a mono-, di-, tri- or tetravalent metal selected from the group consisting of Li, Na, K, Ca, Be, Ga, Zn, Cd, Al, Cs, Fr, Rb, Mg, Mn, Ti, Cu, Zr, Si, Hf, Pr, Pa, Ge, Sn, Pb, Tm and Md; M3 is selected from the group consisting of Li+, Na+, K+, Cs+, Fr+, Rb+, Ca2+, Be2+, Ga3+, Zn2+, Al3+, Mg2+, Mn2+, Ti2+ and Cu2+; R is a hydrogen or C1-10 alkyl; A is a hydrogen, F, Cl, Br or I; and n is an integer ranging from 1 to 4.