Novel organic electroluminescent compounds and organic electroluminescent device using the same

An organic electroluminescent compound represented by Chemical Formula 1:

• wherein
• A1 through A19 independently represent CR1 or N, X represents —(CR2R3)1—, —N(R4)—, —S—, —O—, —Si(R5)(R6)—, —P(R7)—, —P(═O) (R8)— or —B(R9)—, and Ar1 represents (C6-C40)arylene with or without substituent(s) or (C3-C40)heteroarylene with or without substituent(s), except for the case where m is 0, and A15 through A19 are CR1 at the same time;
• R1 through R9 independently represent hydrogen, deuterium, halogen, (C1-C30)alkyl with or without substituent(s), (C6-C30)aryl with or without substituent(s), substituted or unsubstituted (C6-C30)aryl fused with one or more (C3-C30)cycloalkyl(s) with or without substituent(s), (C3-C30)heteroaryl with or without substituent(s), 5- to 7-membered heterocycloalkyl with or without substituent(s), 5- to 7-membered heterocycloalkyl fused with one or more aromatic ring(s) with or without substituent(s), (C3-C30)cycloalkyl with or without substituent(s), (C3-C30)cycloalkyl fused with one or more aromatic ring(s) with or without substituent(s), cyano, trifluoromethyl, NR21R22, BR23R24, PR25R26, P(═O)R27R28, RaRbRcSi—, RdY—, ReC(═O)—, RfC(═O)O—, (C6-C30)ar(C1-C30)alkyl with or without substituent(s), (C2-C30)alkenyl with or without substituent(s), (C2-C30)alkynyl with or without substituent(s), carboxyl, nitro,
• or hydroxyl, or each of them may be linked to an adjacent substituent via (C3-C30)alkylene or (C3-C30)alkenylene with or without a fused ring to form an alicylic ring, a mono- or polycyclic aromatic ring or a mono- or polycyclic heteroaromatic ring;
• W represents —(CR51R52)n—, —(R51)C═C(R52)—, —N(R53)—, —S—, —O—, —Si (R54)(R55)—, —P(R56)—, —P(═O)(R57)—, —C(═O)— or —B(R58)—, and R51 through R58 and R61 through R63 are the same as R1 through R9;
• the heterocycloalkyl or heteroaryl may contain one or more heteroatom(s) selected from B, N, O, S, P(═O), Si and P;
• R21 through R28 independently represent (C1-C30)alkyl with or without substituent(s), (C6-C30)aryl with or without substituent(s) or (C3-C30)heteroaryl with or without substituent(s), Ra, Rb, and Rc independently represent (C1-C30)alkyl with or without substituent(s) or (C6-C30)aryl with or without substituent(s), Y represents S or O, Rd represent (C1-C30)alkyl with or without substituent(s) or (C6-C30)aryl with or without substituent(s), Re represent (C1-C30)alkyl with or without substituent(s), (C1-C30)alkoxy with or without substituent(s), (C6-C30)aryl with or without substituent(s) or (C6-C30)aryloxy with or without substituent(s), Rf represent (C1-C30)alkyl with or without substituent(s), (C1-C30)alkoxy with or without substituent(s), (C6-C30)aryl with or without substituent(s) or (C6-C30)aryloxy with or without substituent(s);
• m represents an integer 0 to 2;
• and
• l and n represent an integer 1 or 2.