UV영역의 고에너지 외부광원을 효과적으로 흡수하여 유기 전계 발광 소자 내부의 유기물들의 손상을 최소화함으로써 유기 전계 발광 소자의 실질적인 수명 향상에 기여하는 3차 아민 유도체를 제공한다. 본 발명에 따른 유기 전계 발광 소자는, 제1 전극; 제2 전극; 상기 제1 전극과 제2 전극 사이에 배치된 1층 이상의 유기물층; 및 캡핑층을 포함하고, 상기 캡핑층은 하기 화학식 1로 표시되는 3차 아민 유도체를 포함한다. [화학식 1] (상기 화학식 1에서 각 치환기들은 발명의 상세한 설명에서 정의한 바와 같다.)
BENZONITRILE DERIVATIVE, LIGHT-EMITTING MATERIAL, AND LIGHT-EMITTING ELEMENT USING SAME
申请人:KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
公开号:US20210332032A1
公开(公告)日:2021-10-28
A compound represented by formula (I).
In formula (I), each L independently represents a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group, n indicates the number of L groups, and is either 1 or 2, each Q independently represents a substituted or unsubstituted 3,6-di-t-butyl-9H-carbazol-9-yl group, a substituted or unsubstituted 3,6-diphenyl-9H-carbazol-9-yl group, or a substituted or unsubstituted 3-phenyl-6-t-butyl-9H-carbazol-9-yl group, and in indicates the number of Q groups, and has a value of 5−n.
C–H Borylation Catalysts that Distinguish Between Similarly Sized Substituents Like Fluorine and Hydrogen
作者:Susanne L. Miller、Ghayoor A. Chotana、Jonathan A. Fritz、Buddhadeb Chattopadhyay、Robert E. Maleczka、Milton R. Smith
DOI:10.1021/acs.orglett.9b02299
日期:2019.8.16
By modifying ligand steric and electronic profiles it is possible to C–H borylate ortho or meta to substituents in aromatic and heteroaromatic compounds, where steric differences between accessible C–H sites are small. Dramatic effects on selectivities between reactions using B2pin2 or 4,4,5,5-tetramethyl-1,3,2-dioxaborolane (HBpin) are described for the first time. Judicious ligand and borane combinations
Sterically Directed Functionalization of Aromatic C−H Bonds: Selective Borylation Ortho to Cyano Groups in Arenes and Heterocycles
作者:Ghayoor A. Chotana、Michael A. Rak、Milton R. Smith
DOI:10.1021/ja0428309
日期:2005.8.1
Ir-catalyzed borylations of 4-substituted benzonitriles are described. In contrast to electrophilic aromatic substitutions and directed ortho metalations, C-H activation/borylation enables functionalization at the 2-position, adjacent to the cyano group, when the 4-subsitutent is larger than cyano. When an excess of borane reagent is used, diborylation can be achieved with a single regioisomer being
描述了 4-取代苄腈的 Ir 催化硼化。与亲电芳香取代和定向邻位金属化相反,当 4-取代基大于氰基时,CH 活化/硼酸化能够在与氰基相邻的 2-位进行官能化。当使用过量的硼烷试剂时,在某些情况下可以通过形成单一区域异构体来实现二硼化。还报道了空间定向硼酸化扩展到氰基取代的五元和六元环杂环。
[EN] 4-(3-CYANOPHENYL)-6-PYRIDINYLPYRIMIDINE MGLU5 MODULATORS<br/>[FR] MODULATEURS 4-(3-CYANOPHÉNYL)-6-PYRIDINYLPYRIMIDINE DE MGLU5
申请人:HEPTARES THERAPEUTICS LTD
公开号:WO2015008073A1
公开(公告)日:2015-01-22
The disclosures herein relate to novel compounds of formula wherein R1, R2, R3 and R4 and n are defined herein, and their use in treating, preventing, ameliorating, controlling or reducing the risk of inflammation, neurological or psychiatric disorders associated with modulating mGlu5 receptor function.