Starburst molecule containing 2,4,6-tri(2-thineyl)-1,3,5-s-triazine unit and preparation method thereof and use

Abstract

The invention relates to a stellated compound which contains 2, 4, 6-tri [2-thienyl)-1, 3, 5-sym-triazine units, wherein the structural formula of the stellated compound is as shown in a figure. The preparation method for the stellated compound is as follows: 2, 4, 6-tri [2-(5- bromine thienyl)]-1,3,5-sym-triazine prepared by bromination reaction of the 2, 4, 6-tri [2- thienyl)-1, 3, 5-sym-triazine undergoes Suzuki reaction with mono-bromination arene ArBr under the catalysis of Ed(PPh3)4, so as to obtain the stellated compound of the 2, 4, 6-tri (2- thienyl)-1, 3, 5-sym-triazine units; or the 2,4,6-tri [2-(5- bromine thienyl)]-1,3,5-sym-triazine and mono-acetylenyl-substituted aromatic ArH undergo Sonogashira reaction under the catalysis of the Pd(PPh3)4 and CuI, so as to obtain the stellated compound which contains the 2, 4, 6-tri (2- thienyl)-1, 3, 5-sym-triazine units. The stellated compound which contains the 2, 4, 6-tri (2- thienyl)-1, 3, 5-sym-triazine units is applied to the field of organic luminescent materials or organic two-photon absorption materials.

Description

technical field The invention relates to a star compound containing 2,4,6-tris(2-thienyl)-1,3,5-s-triazine unit and its preparation method and application. technical background Due to its unique structural characteristics and excellent chemical and thermal stability, s-triazine molecules and their derivatives have been widely used in the research fields of organic optoelectronic functional materials such as electron injection and transport, nonlinear optics, electroluminescence and supramolecular construction. received widespread attention. At present, the research on small molecules and polymer materials with triphenyl-s-triazine as the core is more common, but few people have explored the synthesis and performance of organic (polymer) photoelectric functional materials with aromatic heterocyclic s-triazine as the core. Research. Since organic (polymer) compounds containing thiophene units exhibit unique photoelectric properties in the field of optoelectronic functional m...

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Problems solved by technology

At present, the research on small molecules and polymer materials with triphenyl-s-triazine as the core is more common, but few people have explored the synthesis and performance of organic (polymer) photoelectric functional materials with aromatic heterocyclic s-triazine as the core. Research

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