Compound for organic electronic element, organic electronic element using the same, and an electronic device thereof

A compound represented by Formula 1:

• wherein:
• 1) Ar1 and Ar2 are each independently a C6-C60 aryl group;
• or a C2-C60 heterocyclic group including at least one hetero atom of O, N, S, Si or P;
• 2) Y1, Y2 and Y3 are each independently N or CR′, provided that at least one is N;
• 3) wherein R′ is selected from the group consisting of hydrogen;
• deuterium;
• halogen;
• C1-C60 alkyl group;
• a C2-C60 alkenyl group;
• a C2-C60 alkynyl group;
• a C1-C60 alkoxyl group;
• a C6-C60 aryloxy group;
• 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;
• 4) X, Y and Z are each independently O or S;
• 5) R1, R2 and R3 are each the same or different, and each independently selected from the group consisting of hydrogen;
• deuterium;
• halogen;
• a C1-C60 alkyl group;
• a C2-C60 alkenyl group;
• a C2-C60 alkynyl group;
• a C1-C60 alkoxyl group;
• a C6-C60 aryloxy group;
• 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;
• and -L′-N(Ra)(Rb);
• 6) wherein L′ is selected from the group consisting of a single bond;
• a C6-C60 arylene group;
• a fluorenylene group;
• a C2-C60 heterocyclic group including at least one heteroatom of O, N, S, Si or P;
• and a C3-C30 aliphatic ring;
• wherein Ra and Rb 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 heteroatom of O, N, S, Si or P;
• and a fused ring group of a C3-C60 aliphatic ring and a C6-C60 aromatic ring;
• 7) x, y and z are each independently 0 or 1, and x+y+z is 2 or 3;
• 8) a is an integer from 0 to 5, b and c are each independently an integer from 0 to 2;
• 9) wherein, the aryl group, heteroaryl group, arylene group, heterocyclic group, fluorenyl group, fluorenylene 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;
• silane group;
• siloxane group;
• boron group;
• germanium group;
• cyano group;
• nitro group;
• C1-C20 alkylthio group;
• C1-C20 alkoxy 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;
• C2-C20 heterocyclic group;
• C3-C20 cycloalkyl group;
• C7-C20 arylalkyl group;
• C8-C20 arylalkenyl group;
• and -L′-N(Ra)(Rb);
• the substituents may be bonded to each other to 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 thereof.