NOVELTY - An organic electroluminescent iridium compound is new.    USE - Organic electroluminescent (EL) iridium compound for EL layer in organic EL device, organic solar cell (claimed), and organic LED (OLED).    ADVANTAGE - The iridium compound (1) has red phosphorescent property of high efficiency; can provide organic EL device having excellent luminous efficiency and improved lifetime; can provide OLED having high luminous efficiency, good color purity and decreased operation voltage.    DETAILED DESCRIPTION - An organic electroluminescent iridium compound of formula (1) is new.    L=organic ligand;    R1-R7=H, deuterium, halo, (1-60C)alkyd, (6-60C)aryl, (4-60C) heteroaryl, 5-or 6-membered heterocycloalkyl containing heteroatom(s) from N, O or S, (3-60C)cycloalkyl, tri(1-60C)alkylsilyl, di(1-60C)alkyl(6-60C)arylsilyl, tri(6-60C)arylsilyl, adamantyl, (7-60C)bicycloalkyl, (2-60C)alkenyl, (2-60C)alkynyl, (1-60C)alkoxy, CN, (1-60C)alkylamino, (6-60C)arylamino, (6-60C)ar(1-60C)alkyl, (6-60C)aryloxy, (6-60C)arylthio, (1-60C)alkoxycarbonyl, carboxyl, NO2 or OH, or each may be linked to adjacent substituent via (3-60C)alkylene or (3-60C)alkenylene with(out) fused ring to form alicyclic ring, or monocyclic or polycyclic aromatic ring;    R8=H, deuterium, halo, (1-60C)alkyl, (6-60C)aryl, (4-60C)heteroaryl, 5- or 6-membered heterocycloalkyl containing heteroatom(s) from N, O or S, (3-60C)cycloalkyl, tri(1-60C)alkylsilyl, di(1-60C)alkyl(6-60C)arylsilyl, tri(6-60C)arylsilyl, adamantyl, (7-60C)bicycloalkyl, (2-60C)alkenyl, (2-60C)alkynyl, (1-60C)alkoxy, CN, (1-60C)alkylamino, (6-60C)arylamino, (6-60C)ar(1-60C)alkyl, (6-60C)aryloxy (6-60C)arylthio, (1-60C)alkoxy carbonyl, carboxyl, NO2 or OH;    R9, R10=R1; and    n=1-3.    The alkenyl, alkynyl, (cyclo)alkyl, heterocycloalkyl, aryl, heteroaryl, arylsilyl, alkylsilyl, alkylamino, arylamino of R1-R10, or the alicyclic ring, or the monocyclic or polycyclic aromatic ring formed by linkage to an adjacent substituent via (3-60C)alkylene or (3-60C)alkenylene with(out) a fused ring may be further substituted by substituent(s) from deuterium, halogen, (1-60C)alkyl, (6-60C) aryl, (4-60C)heteroaryl, 5- or 6-membered heterocycloalkyl containing heteroatom(s) from nitrogen, oxygen or sulfur, (3-60C)cycloalkyl, tri(1-60C)alkylsilyl, di(1-60C)alkyl(6-60C)arylsilyl, tri(6-60C)arylsilyl, adamantyl, (7-60C)bicycloalkyl, (2-60C)alkenyl, (2-60C)alkynyl, (1-60C)alkoxy, cyano, (1-60C) alkylamino, (6-60C)arylamino, (6-60C)ar(1-60C)alkyl, (6-60C)aryloxy, (6-60C)arylthio, (1-60C)alkoxycarbonyl, carboxyl, nitro and hydroxyl. An INDEPENDENT CLAIM is included for an organic electroluminescent (EL) device comprising two electrodes; and organic layer(s) comprising an EL region comprising the organic EL iridium compound (1), and host(s) from 1,3,5-tricarbazolylbenzene, polyvinylcarbazole, m-biscarbazolylphenyl, 4,4'4''-tri(N-carbazolyl)triphenylamine, 1,3,5-tri(2-carbazolylphenyl)benzene, 1,3,5-tris(2-carbazolyl-5-methoxyphenyl)benzene, bis(4-carbazolylphenyl)silane and benzene containing compounds of formulae (8)-(10), and L1L2M1(Q)y (11).    L1, L2=compounds of formulae (A)-(B);    M1=bivalent or trivalent metal;    y=0 or 1;    Q=(6-60C)aryloxy or tri(6-60C)arylsilyl, where aryloxy and triarylsilyl may be further substituted with (1-60C)alkyl or (6-60C)aryl;    X=O, S or Se;    ring A=oxazole, thiazole, imidazole, oxadiazole, thiadiazole, benzoxazole, benzothiazole, benzimidazole, pyridine or quinoline;    ring B=pyridine or quinoline, or further substituted with (1-60C)alkyl, or Ph or naphthyl with(out) 1-60C alkyl substituent(s); and    R101-R104=R1.