Organic compound, organic light-emitting diode and organic light-emitting device containing the compound

An organic compound represented by the following Chemical Formula 1:

• wherein each of R1 and R2 is independently selected from the group consisting of hydrogen, deuterium, tritium, amino group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C5-C30 aryl group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C4-C30 heteroaryl group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C5-C30 aralkyl group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C4-C30 heteroaralkyl group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C5-C30 aryloxyl group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group and a C4-C30 heteroaryloxyl group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, and at least one of R1 and R2 is not hydrogen, deuterium and tritium,
• wherein each of L1 and L2 is independently selected from the group consisting of a C5-C30 arylene group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C4-C30 heteroarylene group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C5-C30 aralkylene group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C4-C30 heteroaralkylene group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C5-C30 aryloxylene group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group and a C4-C30 heteroaryloxylene group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, and each of m and n is independently 0 (zero) or 1, and
• wherein X is CR3R4, NRs, O or S, and each of R3 to R5 is independently selected from the group consisting of hydrogen, a linear or branched C1-C20 alkyl group, a C5-C30 aryl group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C4-C30 heteroaryl group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C5-C30 aralkyl group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C4-C30 heteroaralkyl group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C5-C30 aryloxyl group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C4-C30 heteroaryloxyl group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group, a C5-C30 arylamino group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group and a C4-C30 heteroaryl amino group unsubstituted or substituted with a C4-C30 aromatic or heteroaromatic group.