Organic light emitting materials

Organic light emitting materials

  • CN 103,130,835 A
  • Filed: 11/21/2012
  • Published: 06/05/2013
  • Est. Priority Date: 11/21/2011
  • Status: Active Application
First Claim
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1. the compound with following formula:

  • formula I;

    Wherein M is nucleidic mass higher than 40 metal;

    Wherein L is Ligands;

    Wherein d is the meshing degree of L;

    Wherein m is the maximum coordination number of described metal M;

    Wherein n is at least 1;

    R wherein 1, R 2and R 3in each independently selected from the group formed by the following;

    hydrogen, deuterium, alkyl, silyl, germyl, cycloalkyl and its combination;

    R wherein 1, R 2and R 3in at least two be not hydrogen or deuterium;

    R wherein 1, R 2and R 3the carbon atom number summation be at least 4;

    And R wherein 1, R 2or R 3in be connected directly to the ring A any carbon atom be primary carbon atom, secondary carbon(atom) or tertiary carbon atom;

    R wherein amean that monosubstituted, two replacements, three replace or four replacements;

    And R wherein athe group of selecting free the following to form;

    hydrogen, deuterium, halogenide, alkyl, cycloalkyl, assorted alkyl, aralkyl, alkoxyl group, aryloxy, amino, silyl, thiazolinyl, cycloalkenyl group, assorted thiazolinyl, alkynyl, aryl, heteroaryl, acyl group, carbonyl, carboxylic acid, ester, nitrile, isonitrile, sulfanyl, sulfinyl, alkylsulfonyl, phosphino-and its combination.

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