Nitrogen-containing polycyclic compound and organic electroluminescent device using the same

1. A compound represented by the following Formula 1:

in Formula 1,

Cy1 to Cy3 are the same as or different from each other, and are each independently a substituted or unsubstituted aromatic hydrocarbon ring having 6 to 30 carbon atoms; or a substituted or unsubstituted heterocyclic group,

X is N or CR,

L1 is a direct bond; a substituted or unsubstituted divalent aromatic hydrocarbon ring group having 6 to 30 carbon atoms; or a substituted or unsubstituted divalent heterocyclic group having 6 to 30 carbon atoms,

Z and Z′ are the same as or different from each other,

at least one of Z and Z′ is represented by any one of the following Formulae 2 to 6,

n and m are each independently 0 or 1,

at least one of n and m is 1,

p 1 and q 1 are each independently an integer of 1 to 4,

p 2 to p 4 are each independently an integer of 1 to 3, and q 2 to q 4 are each independently an integer of 1 to 4,

p 5 and q 5 are each independently an integer of 1 to 5, and p+q is 5 or less,

when p 1 to p 5 are each independently an integer of 2 or more, a plurality of Ar1's is the same as or different from each other,

when q 1 to q 5 are each independently an integer of 2 or more, a plurality of Ar2's is the same as or different from each other, and

R and Ar1 to Ar3 are the same as or different from each other, and are each independently hydrogen; deuterium; a halogen group; a nitrile group; a nitro group; a hydroxy group; a carbonyl group; an ester group; an imide group; an amino group; a substituted or unsubstituted silyl group; a substituted or unsubstituted boron group; a substituted or unsubstituted alkyl group; a substituted or unsubstituted cycloalkyl group; a substituted or unsubstituted alkoxy group; a substituted or unsubstituted aryloxy group; a substituted or unsubstituted alkylthioxy group; a substituted or unsubstituted arylthioxy group; a substituted or unsubstituted alkylsulfoxy group; a substituted or unsubstituted arylsulfoxy group; a substituted or unsubstituted alkenyl group; a substituted or unsubstituted aralkyl group; a substituted or unsubstituted aralkenyl group; a substituted or unsubstituted alkylaryl group; a substituted or unsubstituted alkylamine group; a substituted or unsubstituted aralkylamine group; a substituted or unsubstituted heteroarylamine group; a substituted or unsubstituted arylamine group; a substituted or unsubstituted arylphosphine group; a substituted or unsubstituted phosphineoxide group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted heterocyclic group, or optionally combine with an adjacent group to form a ring.

2. The compound of claim 1 , wherein Cy1 is a substituted or unsubstituted monocyclic aromatic hydrocarbon ring having 6 to 30 carbon atoms; or a substituted or unsubstituted monocyclic heterocyclic group including one or more N's.

3. The compound of claim 1 , wherein Cy1 is a substituted or unsubstituted benzene.

4. The compound of claim 1 , wherein Cy2 is a substituted or unsubstituted benzene; or a substituted or unsubstituted naphthalene.

5. The compound of claim 1 , wherein Cy3 is a substituted or unsubstituted benzene; or a substituted or unsubstituted naphthalene.

6. The compound of claim 1 , wherein L is a direct bond; a substituted or unsubstituted phenylene group; or a substituted or unsubstituted divalent naphthalene group.

7. The compound of claim 1 , wherein Formula 6 is represented by a substituted or unsubstituted phenyl group; a substituted or unsubstituted naphthyl group; a substituted or unsubstituted fluorenyl group; or a substituted or unsubstituted phenanthrene group.

8. The compound of claim 1 , wherein m is 0.

9. The compound of claim 1 , wherein at least one of Z and Z′ is represented by any one of Formulae 2 and 6 and the following Formulae 7 to 18:

in Formulae 7 to 18,

p 2 to p 4 , q 2 to q 4 , and Ar1 to Ar3 are the same as those defined in claim 1 .

10. The compound of claim 1 , wherein the compound represented by Formula 1 is represented by any one of the following Formulae 1-1 to 1-7,

provided that m is 0:

in Formulae 1-1 to 1-7,

Cy1, X, L1, Ar1 to Ar3, p 2 , and q 2 are the same as those defined in Formula 1,

R1 and R2 are the same as or different from each other, and the same as the definition of Ar1 to Ar3, a is an integer of 1 to 3,

when a is an integer of 2 or more, a plurality of R1's is the same as or different from each other,

b is an integer of 1 to 4, and

when b is an integer of 2 or more, a plurality of R2's is the same as or different from each other.

11. The compound of claim 1 , wherein the compound represented by Formula 1 is represented by the following Formula 1-8 or 1-9:

in Formulae 1-8 and 1-9,

Cy1, X, L1, Ar1 to Ar3, p 2 , and q 2 are the same as those defined in Formula 1,

R1 and R3 are the same as or different from each other, and the same as the definition of Ar1 to Ar3,

a is an integer of 1 to 4,

when a is an integer of 2 or more, a plurality of R1's is the same as or different from each other,

c is an integer of 1 to 5, and

when c is an integer of 2 or more, a plurality of R3's is the same as or different from each other.

12. The compound of claim 1 , wherein the compound represented by Formula 1 is selected from the following structural formulae:

13. The compound of claim 1 , wherein the compound represented by Formula 1 is selected from the following structural formulae:

14. The compound of claim 1 , wherein the compound represented by Formula 1 is selected from the following structural formulae:

15. An organic electroluminescent device, comprising:

a first electrode;

a second electrode provided to face the first electrode; and

one or more organic material layers provided between the first electrode and the second electrode,

wherein at least one of the organic material layers comprises the compound of claim 1 .

16. The organic electroluminescent device of claim 15 , wherein the organic material layer comprising the compound is a light emitting layer.

17. The organic electroluminescent device of claim 15 , wherein the organic material layer comprising the compound is an electron injection layer, an electron transporting layer, or an electron injection and transporting layer.

18. The organic electroluminescent device of claim 15 , wherein the organic material layer comprising the compound is a hole injection layer, a hole transporting layer, or a hole injection and transporting layer.

19. The organic electroluminescent device of claim 15 , wherein the compound is a phosphorescent host material or a fluorescent host material.