Hole transport material for organic electroluminescence device and organic electroluminescence device comprising the same

An organic electroluminescence device comprising a hole transport layer that includes a hole transport material, the hole transport material being represented by compound (8) of following Formula 3:

• wherein, Idc is an indolocarbazole divalent group,
• each X of ring A is independently a methine group or a nitrogen atom,
• Y is a methylene group, an oxygen atom, or a sulfur atom,
• Ar1 is an aryl group having 6 to 20 carbon atoms,
• each of R1-R5 independently represents a substituted or unsubstituted straight or branched chain alkyl group having 6 to 20 carbon atoms, or an aryl group or a heteroaryl group having 6 to 20 carbon atoms,
• a is an integer of 0 to 9,
• b is an integer of 0 to 4,
• c is an integer of 0 to 10,
• d is an integer of 0 to 5, and
• e is an integer of 0 to 10.