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

A fluorinated compound represented by Formula (2-12):

• wherein:
• 1) 1) Ar2 is a C6-C30 aryl group;
• or a C2-C30 heterocyclic group including at least one heteroatom of O, N, S, Si or P;
• 2) A′ is a C6-C30 arylene group;
• 3) R4 is selected from the group consisting of a C6-C30 aryl group;
• a fluorenyl group;
• a C2-C30 heterocyclic group including at least one heteroatom of O, N, S, Si or P;
• a C1-C20 alkyl group;
• and a C1-C20 alkoxyl group;
• or R4 may be bonded to each other to form a ring,
• 4) R3′ is selected from the group consisting of hydrogen;
• deuterium;
• a C6-C30 aryl group;
• fluorenyl group;
• a C2-C30 heterocyclic group including at least one heteroatom of O, N, S, Si or P;
• a C1-C20 alkyl group;
• and a C1-C20 alkoxyl group;
• and R3′ may be bonded to each other to form a ring,
• 5) b and c are each independently an integer of 0 to 10,
• 6) x is an integer from 2 to 15, and y+z is an integer of 2x+1,
• 7) wherein the aryl group, the arylene group, the heterocyclic group, the fluorenyl group, the alkyl group, the alkoxyl group and a ring formed by bonding adjacent groups to each other may be further substituted with one or more substituents selected from the group consisting of each deuterium;
• halogen;
• a C1-C20 alkyl group;
• C2-C20 alkenyl group;
• C6-C20 aryl group;
• C6-C20 aryl group substituted with deuterium;
• C6-C20 aryl group substituted with halogen;
• and C2-C20 heterocyclic group, wherein the substituents may be bonded to each other to form a ring.