An organic electroluminescent device comprising a substrate having stacked thereon an anode, organic layers, and a cathode, wherein at least one layer of the organic layers comprises (i) a compound represented by the following general formula (1) and (ii) a compound represented by the following general formula (2):
- wherein L1 is a substituted or unsubstituted p-valent aromatic hydrocarbon group having 6 to 30 carbon atoms, substituted or unsubstituted a p-valent heteroaromatic ring group having 3 to 30 carbon atoms other than a carbazolyl group, or a p-valent linked aromatic group obtained by linking 2 to 6 aromatic rings of the substituted or unsubstituted aromatic rings,
- each R independently represents hydrogen, a substituted or unsubstituted aromatic hydrocarbon group having 6 to 30 carbon atoms, a substituted or unsubstituted heteroaromatic ring group having 3 to 30 carbon atoms other than a carbazolyl group, a linked aromatic group obtained by linking 2 to 6 aromatic rings of the substituted or unsubstituted aromatic hydrocarbon groups or heteroaromatic ring groups, a linear, branched, or cyclic alkyl group having 1 to 12 carbon atoms, a diarylamino group having 12 to 44 carbon atoms, a cyano group, a nitro group, or a fluoro group,
- p is a substitution number and represents an integer of 1 to 3,
- m is a repeating number, and each m is independently an integer of 2 to 4,
- wherein ring A is a divalent carborane group of C2B10H10 represented by formula (a1) or formula (b1), with the proviso that when a plurality of rings A are present in a molecule, the plurality of rings A may be the same or different from each other;
- q is a substitution number and is an integer of 1 to 4;
- n is a repeating number and is an integer of 0 to 2;
- L2 represents a substituted or unsubstituted aromatic hydrocarbon group having 6 to 30 carbon atoms, a substituted or unsubstituted heteroaromatic ring group having 3 to 30 carbon atoms, or a linked aromatic group obtained by linking 2 to 6 aromatic rings of the substituted or unsubstituted aromatic hydrocarbon groups or heteroaromatic ring groups,
- L3 represents a single bond, a substituted or unsubstituted (q+1)-valent aromatic hydrocarbon group having 6 to 30 carbon atoms, a substituted or unsubstituted (q+1)-valent heteroaromatic group having 3 to 30 carbon atoms, or a (q+1)-valent linked aromatic group obtained by linking 2 to 6 aromatic rings of the substituted or unsubstituted aromatic hydrocarbon groups or heteroaromatic ring groups, with the proviso that when q=1 and n=1, L3 represents a single bond, a heteroaromatic ring group, or a linked aromatic group comprising at least one heteroaromatic ring group, and
- L4 independently represents a single bond, a substituted or unsubstituted divalent aromatic hydrocarbon group having 6 to 30 carbon atoms, a substituted or unsubstituted divalent heteroaromatic ring group having 3 to 30 carbon atoms, or a substituted or unsubstituted linked aromatic group obtained by linking 2 to 6 aromatic groups of the aromatic hydrocarbon groups or the heteroaromatic ring groups.