83820-01-3Relevant articles and documents
Bistriazine-based streptocyanines. Preparation, structural determination and optoelectronic properties
León, Fernando,Elizalde, Patricia,Prieto, Pilar,Sánchez-Migallón, Ana,Rodríguez, Antonio M.,De La Hoz, Antonio
, p. 307 - 319 (2016)
A series of bistriazine-based streptocyanines has been selectively prepared. A variety of substituents has been introduced into the triazine ring with p-phenylenediamine as a conjugated spacer between the triazine and the streptocyanine moieties. Fukui in
Novel Anti-oxidant Compounds and Compositions
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Paragraph 0009, (2021/06/22)
Trisubstituted triazine antioxidants.
Ultralong room-temperature phosphorescence remarkably weakened by halogenation-induced molecular packing in hexaphenylmelamine derivatives
Guo, Qiang,Zhou, Shiyi,Li, Xiaoyu,Tao, Li,Li, Mengke,Su, Shi-Jian,Wan, Danyang,Li, Jie
supporting information, p. 6177 - 6180 (2021/06/30)
A series of pure organic halogenated hexaphenylmelamine (HPM) derivatives featuring remarkably weakened ultralong room-temperature phosphorescence (RTP) were meticulously investigated. As the p-substituted atoms of these HPM derivatives sequentially changed from H to F, Cl and Br, both the RTP lifetimes and efficiencies dramatically decreased from 608 ms with 13.4% (HPM-H) to 337 ms with 5.3% (HPM-F), 99 ms with 1.3% (HPM-Cl), and 2.8 ms with undetectable efficiency (HPM-Br), respectively. Most notably, the severely weakened efficiencies are fundamentally different from the trends of the effect of halogenation on phosphorescence properties previously reported. Coupled with experimental results and theoretical simulations, the subtle change of molecular packing induced by halogenation should be responsible for the distinctive RTP properties. This finding not only provides a unique halogen-involved RTP phenomenon, but also offers a very special perspective to understand the effect of halogenation on phosphorescence.
Conjugated asymmetric donor-substituted 1,3,5-triazines: New host materials for blue phosphorescent organic light-emitting diodes
An, Zhong-Fu,Chen, Run-Feng,Yin, Jun,Xie, Guo-Hua,Shi, Hui-Fang,Tsuboi, Taiju,Huang, Wei
experimental part, p. 10871 - 10878 (2011/11/01)
Conjugated asymmetric donor-substituted 1,3,5-triazines (ADTs) have been synthesized by nucleophilic substitution of organolithium catalyzed by [Pd(PPh3)4]. Theoretical and experimental investigations show that ADTs possess high solubility and thermostability, high fluorescent quantum yield (35 %), low HOMO (-6.0 eV) and LUMO (-2.8 eV), and high triplet energy (ET, 3.0 eV) according to the different substitution pattern of triazine. The application as host materials for blue PHOLEDs yielded a maximum current efficiency of 20.9 cd A-1, a maximum external quantum efficiency of 9.8 %, and a brightness of 9671 cd m-2 at 5.4 V, making ADTs good candidates for optoelectronic devices.
USE OF DIPHENYLAMINO-BIS(PHENOXY)- AND BIS(DIPHENYLAMINO)-PHENOXYTRIAZINE COMPOUNDS
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, (2010/11/03)
The present invention relates to an organic light-emitting diode comprising at least one diphenylaminobis(phenoxy)triazine or at least one bis(diphenylamino)phenoxytriazine compound, to a light-emitting layer comprising at least one diphenylamino-bis(phenoxy)triazine or at least one bis(diphenylamino)phenoxytriazine compound, to the use of the aforementioned compounds as a matrix material, hole/exciton blocker material, electron/exciton blocker material, hole injection material, electron injection material, hole conductor material and/or electron conductor material, and to a device selected from the group consisting of stationary visual display units, mobile visual display units and illumination units comprising at least one inventive organic light-emitting diode.