Universal Display Corporation

Janssen Pharmaceutica Nv

Ortho-Mcneil Pharmaceutical Corp.

James J Fiordeliso

Chuanjun Xia

Bert Alleyne

Raymond Kwong

Jason Brooks

Zhihua Sui

Weiqin Jiang

Bin Ma

Vadim Adamovich

Alan Deangelis

Nasrin Ansari

Michael Stewart Weaver

James C Lanter

David Zenan Li

Yonggang Wu

Dinesh Rayabarapu

Scott A Beers

Suman Layek

Xuqing Zhang

Alexey Borisovich Dyatkin

Pierre-Luc T Boudreault

Walter H Yeager

Edward Barron

Gregg Kottas

Scott Joseph

Hitoshi Yamamoto

Ed Barron

Jui-Yi Tsai

Chun Lin

Zhiqiang Ji

Michael Stuart Weaver

Zeinab M Elshenawy

Wei-Chun Shih

Derek Ian Wozniak

Ting-Chih Wang

Alan DeAngelis

Raymond C Kwong

Scott Ansari

Provided is a compound including a first ligand Lof Formula I In Formula I, ring C is a 5- or 6-membered ring; each of Xto Xis C or N; one of Xto Xis C and is connected to ring C, and one of Xto Xis N and is coordinated to a metal M; Y is a divalent linker; K is a direct bond, O, or S; each R', R″, R, R, and Ris hydrogen or a general substituent; at least one of Ror Rcomprises an electron-withdrawing group; at least one of Ris a cyclic group; and metal M is selected from Os, Ir, Pd, Pt, Cu, Ag, and Au. Formulations, devices, and consumer products comprising the compound are also disclosed.

Organic electroluminescent materials and devices

A compound including a first ligand Lof Formula I, is disclosed. In Formula I, ring B is a 5- or 6-membered ring; X, X, and Xare each CRor N; R is a 5- or 6-membered carbocyclic or heterocyclic ring, which can be further fused or substituted; and (1) when ring B is an unfused 6-membered ring, Xand Xare N, and Xis C; and (2) when ring B is a fused 6-membered ring, ring B has the structure of Formula II, In this structure, the wavy line indicates the point of connection to ring A; Qto Qare each C or N; and, when proviso (2) applies, (I) at least one of X, X, and Xis N; or (II) R is two or more fused or unfused 5- or 6-membered carbocyclic or heterocyclic rings, or (III) at least ring A or R is substituted with a partially or fully deuterated alkyl or partially or fully deuterated cycloalkyl group.

A compound having an ancillary ligand Lhaving the formula: Formula I is disclosed. The ligand Lis coordinated to a metal M having an atomic number greater than 40, and two adjacent substituents are optionally joined to form into a ring. Such compound is suitable for use as emitters in organic light emitting devices.

Novel organic compounds comprising ligands with deuterium substitution are provided. In particular, the compound is an iridium complex comprising methyl-dsubstituted ligands. The compounds may be used in organic light emitting devices to provide devices having improved color, efficiency and lifetime.

A compound of: is disclosed. In Formula III, ring B and ring C are each independently a 5 or 6-membered carbocyclic or heterocyclic ring; A-B represents a bonded pair of carbocyclic or heterocyclic rings coordinated to a metal M via a nitrogen atom in ring A and an sphybridized atom in ring B; A-C represents a bonded pair of carbocyclic or heterocyclic rings; M is a metal having an atomic number greater than 40; L' is a monoanionic bidentate ligand; m is the oxidation state of the metal M; and n is at least 1.

A compound having the structure of is disclosed. In the structure of Formula I, each of R, R, and Ris independently a hydrogen, a non-fused aryl group having one meta-substituent, or a non-fused heteroaryl six-membered ring having one or more meta-substituents; each meta-substituent is a non-fused aryl or non-fused heteroaryl six-membered ring optionally substituted with further substituents selected from the group consisting of non-fused aryl groups, non-fused heteroaryl groups, and alkyl groups; and at least one of R, R, and Ris a non-fused aryl having one meta-substituent or a heteroaryl six-membered ring having at least one meta-substituent, wherein each meta-substituent is a non-fused aryl or non-fused heteroaryl group further substituted with a chain of at least two non-fused aryl or non-fused heteroaryl groups. The compounds may be useful in phosphorescent organic light emitting devices.

Compounds are provided that comprise a ligand having a 5-substituted 2-phenylquinoline. In particular, the 2-phenylquinoline may be substituted with a cycloalkyl containing group at the 5-position. These compounds may be used in organic light emitting devices, in particular as red emitters in the emissive layer of such devices, to provide devices having improved properties.

A compound having the structure of Formula I is disclosed. In the structure of Formula I, each of R, R, and Ris independently a hydrogen, a non-fused aryl group having one meta-substituent, or a non-fused heteroaryl six-membered ring having one or more meta-substituents; each meta-substituent is a non-fused aryl or non-fused heteroaryl six-membered ring optionally substituted with further substituents selected from the group consisting of non-fused aryl groups, non-fused heteroaryl groups, and alkyl groups; and at least one of R, R, and Ris a non-fused aryl having one meta-substituent or a heteroaryl six-membered ring having at least one meta-substituent, wherein each meta-substituent is a non-fused aryl or non-fused heteroaryl group further substituted with a chain of at least two non-fused aryl or non-fused heteroaryl groups. The compounds may be useful in phosphorescent organic light emitting devices.

Organometallic compounds comprising an imidazole carbene ligand having a N-containing ring fused to the imidazole ring are provided. In particular, the N-containing ring fused to the imidazole ring may contain one nitrogen atom or more than one nitrogen atom. These compounds may demonstrate high photoluminescent (PL) efficiency, Gaussian emission spectra, and/or short excited state lifetimes. These materials may be especially useful as blue phosphorescent emitters.

A compound of: is disclosed. In Formula IV, ring B and ring C are each independently a 5 or 6-membered carbocyclic or heterocyclic ring; A-B represents a bonded pair of carbocyclic or heterocyclic rings coordinated to a metal M via a nitrogen atom in ring A and an sphybridized atom in ring B; A-C represents a bonded pair of carbocyclic or heterocyclic rings; M is a metal having an atomic number greater than 40; L' is a monoanionic bidentate ligand; m is the oxidation state of the metal M; and n is at least 1.

An OLED containing an emissive dopant that is a heteroleptic complex having the formula Ir(L)(L) is disclosed. In the formula, Lis and Lcan be selected from 

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Raritan, NJ, United States of America

James J Fiordeliso