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

A compound represented by Formula (1):

• wherein:
• A is a substituent represented by Formula (A-1) or (A-2);
• R1, R2, R3, R4 and R5, being the same or different from each other, are hydrogen or deuterium;
• a and b are each independently an integer of 0 to 4, c is an integer of 0 to 7, d is an integer of 0 to 6, e is an integer of 0 to 5;
• La is a direct bond or a C6˜C60 arylene group;
• Ara is a C6˜C60 aryl group;
• wherein the aryl group or arylene group may be substituted with one or more substituent(s) 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;
• and C8-C20 arylalkenyl group;
• and 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 combination thereof.