COMPOUND WITH NOVEL 6-MEMBERED RING STRUCTURE FOR USE IN ORGANIC ELECTRONIC DEVICES

• Main Authors: AMIR HOSSAIN PARHAM, CHRISTOF PFLUMM, ANJA JATSCH, PHILIPP STOESSEL
• Format: Patent
• Language: English; Japanese
• Published: 05.03.2020
• Subjects: ADHESIVES; CHEMISTRY; DYES; ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; HETEROCYCLIC COMPOUNDS; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC CHEMISTRY; PAINTS; POLISHES

To provide novel compounds having a 6-membered ring structure substituted with electron donor, electron acceptor and sterically demanding groups, the compound being suited for use in organic electroluminescent devices.SOLUTION: The invention provides compounds having a novel 6-membered ring structure of the formula (I) in the figure. In the formula, Qand Qare selected from among N, CR, CRand CR; Zand Zare selected from among N, CRand CR; Ris a group with -M-effect; Ris a group with +M-effect; and Ris a sterically demanding group, with the proviso that the compound of general formula (I) comprises at least one group CRand at least one group CR.SELECTED DRAWING: None 【課題】有機エレクトロルミッセンス素子での使用に適す、電子供与体、受容体とかさ高い基により置換された６員環構造を有する新規化合物の提供。【解決手段】下式（Ｉ）の新規６員環構造を有する化合物。式中、Ｑ１とＱ２はＮ、ＣＲＡ、ＣＲＤおよびＣＲＳより選ばれ；Ｚ１とＺ２は、Ｎ、ＣＲＡおよびＣＲＤより選ばれ；ＲＡは、−Ｍ効果基；ＲＤは、＋Ｍ効果基；およびＲＳは、立体的にかさ高い基であるが、ただし、一般式（Ｉ）の化合物は、少なくとも一つの基ＣＲＡと少なくとも一つの基ＣＲＤとを含む。【選択図】なし