Spiro-type compound and organic light emitting element comprising same

Patent metadata

Field	Value
Publication number	US-9960357-B2
Application number	US-201615543372-A
Country	US
Kind code	B2
Filing date	Oct 12, 2016
Priority date	Oct 26, 2015
Publication date	May 1, 2018
Grant date	May 1, 2018

Abstract

The present specification provides a compound having a spiro structure of Chemical Formula 1, and an organic light emitting device including the same.

First claim

The invention claimed is:

1. A compound represented by the following Chemical Formula 1:

wherein, in Chemical Formula 1,
R1 to R4 are the same as or different from each other, and each independently hydrogen; deuterium; a halogen group; a nitrile group; a nitro group; a hydroxyl group; a carbonyl group; an ester group; an imide group; a substituted or unsubstituted amine 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 arylheteroarylamine group; a substituted or unsubstituted arylphosphine group; a substituted or unsubstituted phosphine oxide group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted heterocyclic group, or bond to an adjacent group to form a substituted or unsubstituted ring,
a is an integer of 0 to 10,
b is an integer of 0 to 7,
c is an integer of 0 to 5,
d is an integer of 0 to 4, and
when a, b, c and d are each 2 or greater, structures in the parentheses are the same as or different from each other.

2. The compound of claim 1 , wherein, in Chemical Formula 1, a is from 1 to 10, at least one of R1s is represented by -(L)m-A, L is a direct bond; a substituted or unsubstituted arylene group; or a substituted or unsubstituted heteroarylene group, m is an integer of 1 to 10, A is —NAr1Ar2; a substituted or unsubstituted N-containing heterocyclic group; —P(═O)R5R6; a substituted or unsubstituted anthracene group; or an aryl group substituted with a halogen group or a nitrile group, and Ar1, Ar2, R5 and R6 are the same as or different from each other, and each independently hydrogen; deuterium; a halogen group; a nitrile group; a nitro group; a hydroxyl group; a carbonyl group; an ester group; an imide group; a substituted or unsubstituted amine 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 arylheteroarylamine group; a substituted or unsubstituted arylphosphine group; a substituted or unsubstituted phosphine oxide group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted heterocyclic group, or bond to an adjacent group to form a substituted or unsubstituted ring.

3. The compound of claim 1 , wherein Chemical Formula 1 is represented by the following Chemical Formula 2:

wherein, in Chemical Formula 2,
definitions of R2 to R4, b, c and d are the same as in Chemical Formula 1,
R11 has the same definition as R1 to R4,
L is a direct bond; a substituted or unsubstituted arylene group; or a substituted or unsubstituted heteroarylene group,
Ar1 and Ar2 are the same as or different from each other, and each independently hydrogen; deuterium; a halogen group; a nitrile group; a nitro group; a hydroxyl group; a carbonyl group; an ester group; an imide group; a substituted or unsubstituted amine 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 arylheteroarylamine group; a substituted or unsubstituted arylphosphine group; a substituted or unsubstituted phosphine oxide group; a substituted or unsubstituted aryl group; or a substituted or unsubstituted heterocyclic group, or bond to an adjacent group to form a substituted or unsubstituted ring,
p is an integer of 1 to 10,
f is an integer of 0 to 10,
1≤p+f≤10,
m is an integer of 1 to 10, and
when p, f and m are each 2 or greater, structures in the parentheses are the same as or different from each other.

4. The compound of claim 1 , wherein Chemical Formula 1 is represented by the following Chemical Formula 3 or 4:

wherein, in Chemical Formulae 3 and 4,
definitions of R2 to R4, b, c and d are the same as in Chemical Formula 1,
L1 and L2 are the same as or different from each other, and each independently a direct bond; a substituted or unsubstituted arylene group; or a substituted or unsubstituted heteroarylene group,
Ar1 to Ar4, and Y1 and Y2 are the same as or different from each other, and each independently hydrogen; deuterium; a halogen group; a nitrile group; a nitro group; a hydroxyl group; a carbonyl group; an ester group; an imide group; a substituted or unsubstituted amine 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

Assignees

• Lg Chemical Ltd

Inventors

• Cha Yongbum
• Kim Jin Joo
• Suh Sang Duk
• Kim Jungbum

Classifications

• C07D307/91

  Dibenzofurans; Hydrogenated dibenzofurans · CPC title

• C07D251/24

  to three ring carbon atoms · CPC title

• C07F9/28

  with one or more P—C bonds · CPC title

• C09K11/06

  containing organic luminescent materials · CPC title

• C07C255/58

  containing cyano groups and singly-bound nitrogen atoms, not being further bound to other hetero atoms, bound to the carbon skeleton · CPC title