NAPHTHALENE DERIVATIVE, ORGANIC MATERIAL INCLUDING THE SAME, AND ORGANIC ELECTROLUMINESCENT DEVICE INCLUDING THE SAME

摘要

The present invention provides a compound represented by the following formula 1. The compound of the present invention has high luminance, high luminous efficiency, excellent color purity and excellent high-temperature stability, and thus can provide a material for an organic electroluminescent device and an organic electroluminescent device having a long lifetime.;

主权项

1. A compound represented by the following formula 1: wherein Ar1 is hydrogen or a C6-10 monovalent aromatic group, wherein the C6-10 monovalent aromatic group is unsubstituted or substituted with phenyl or naphthyl, Ar2 is hydrogen or a C6-10 monovalent aromatic group, wherein the C6-10 monovalent aromatic group is unsubstituted or substituted with phenyl or naphthyl, Ar3 is hydrogen or a C6-10 monovalent aromatic group, wherein the C6-10 monovalent aromatic group is unsubstituted or substituted with phenyl or naphthyl, Ar4 is a C6-16 divalent aromatic group, wherein the C6-16 divalent aromatic group is unsubstituted or substituted with phenyl, and Ar5 is a C6-14 monovalent aromatic group, wherein the C6-14 monovalent aromatic group is unsubstituted or substituted with naphthyl, phenyl, naphthyl-substituted phenyl, or biphenyl, with the proviso that when Ar3 is a C6-10 monovalent aromatic group, Ar1 and Ar2 are each hydrogen, and when Ar3 is hydrogen, Ar1 and Ar2 are each a C6-10 monovalent aromatic group.