Compound for organic electronic element, organic electronic element using same and electronic device therefor

A compound represented by Formula (1):

• in Formula (1) and (1-1):
• 1) X is O or S,
• 2) R1, R2 and R3 are each independently selected from the group consisting of hydrogen;
• deuterium;
• a C6-C60 aryl group;
• a fluorenyl group;
• a C2-C60 heterocyclic group including at least one heteroatom of O, N, S, Si or P;
• a fused ring group of a C3-C60 aliphatic ring and a C6-C60 aromatic ring;
• a C1-C50 alkyl group;
• a C2-C20 alkenyl group;
• a C2-C20 alkynyl group;
• a C2-C20 alkoxyl group;
• a C6-C30 aryloxy group;
• and -Lb-NAr3Ar4;
• with the proviso that one of R1, R2 and R3 is -Lb-NAr3Ar4 3) R4, R5, R6 and R7 are each independently selected from the group consisting of hydrogen;
• deuterium;
• a C6-C60 aryl group;
• a fluorenyl group;
• a C2-C60 heterocyclic group including at least one heteroatom of O, N, S, Si or P;
• a fused ring group of a C3-C60 aliphatic ring and a C6-C60 aromatic ring;
• a C1-C50 alkyl group;
• a C2-C20 alkenyl group;
• a C2-C20 alkynyl group;
• a C2-C20 alkoxyl group;
• a C6-C30 aryloxy group;
• 4) and wherein two adjacent R1 and R2, R2 and R3, R3 and R4, R5 and R6, R6 and R7 may be each independently bonded to form an aromatic or heteroaromatic ring,
• 5) Ar', Ar2, Ar3 and Ar4 are each independently selected from the group consisting of a C6-C60 aryl group;
• a fluorenyl group;
• a C2-C60 heterocyclic group including at least one hetero atom of O, N, S, Si or P;
• a fused ring group of a C3-C60 aliphatic ring and a C6-C60 aromatic ring;
• a C1-C50 alkyl group;
• a C2-C20 alkenyl group;
• a C2-C20 alkynyl group;
• a C2-C20 alkoxyl group;
• a C6-C30 aryloxy group;
• with the proviso that at least one of Ar1, Ar2, Ar3 and Ar4 is a substituent represented by Formula (1-1),
• 6) La and Lb are each independently single bond;
• a C6-C60 arylene group;
• a fluorenylene group;
• a fused ring group of a C3-C60 aliphatic ring and a C6-C60 aromatic ring;
• a C2-C60 heterocyclic group;
• 7) n is an integer of 0 to 3, and m is an integer of 0 to 4,
• 8) Fe and R9 are each independently selected from the group consisting of hydrogen;
• deuterium;
• a C6-C60 aryl group;
• a fluorenyl group;
• a C2-C60 heterocyclic group including at least one heteroatom of O, N, S, Si or P;
• a fused ring group of a C3-C60 aliphatic ring and a C6-C60 aromatic ring;
• a C1-C50 alkyl group;
• a C2-C20 alkenyl group;
• a C2-C20 alkynyl group;
• a C2-C20 alkoxyl group;
• a C6-C30 aryloxy group;
• or in case n and m are 2 or more, and Fe and R9 are each in plural being the same or different, and a plurality of Fe or a plurality of R9 combine to each other to form an aromatic ring or an heteroaromatic ring, wherein, the aryl group, fluorenyl group, arylene group, heterocyclic group, fused ring group, alkyl group, alkenyl group, alkoxy group and aryloxy group may be substituted with one or more substituents selected from the group consisting of deuterium;
• halogen;
• a silane group substituted or unsubstituted with C1-C20 alkyl group or C6-C20 aryl group;
• siloxane group;
• a C1-C20 alkylthio group;
• C1-C20 alkoxyl group;
• C1-C20 alkyl group;
• C2-C20 alkenyl group;
• C2-C20 alkynyl group;
• C6-C20 aryl group;
• C6-C20 aryl group substituted with deuterium;
• a fluorenyl group;
• a C2-C20 heterocyclic group;
• a C3-C20 cycloalkyl group;
• a C7-C20 arylalkyl group;
• and a C8-C20 arylalkenyl group;
• wherein the substituents may combine each other and form a saturated or unsaturated ring, wherein the term ‘ring’ means a C3-C60 aliphatic ring or a C6-C60 aromatic ring or a C2-C60 heterocyclic group or a fused ring formed by the combination of thereof.