Each compound has different characteristics, and only by selecting the characteristics of the compound suitable for a specific situation can the compound be applied on a large scale. 38696-20-7, name is 5-Bromo-2-phenylpyrimidine. This compound has unique chemical properties. The synthetic route is as follows. Product Details of 38696-20-7
(1) In a 500 mL three-necked flask, (9H-carbazol-3-yl)boronic acid (25.32 g, 150 mmol),5-bromo-2-phenylpyrimidine (28.21 g, 120 mmol), sodium tert-butoxide (23.04 g, 240 mmol),Tri-tert-butylphosphine tetrafluoroborate (0.21 g, 0.72 mmol), added 250 mL of toluene,Tris(dibenzylideneacetone)dipalladium (0.33 g, 0.36 mmol) was added under a nitrogen atmosphere.The temperature is raised to 50-150 ° C for 4 to 48 hours, the liquid phase monitoring reaction is completed, cooled to room temperature, washed with water,Filtration, column chromatography,40.31g of (9-(2-phenylpyrimidin-5-yl)-9H-indazol-3-yl)boronic acid can be obtained.Yield 92percent;
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Reference:
Patent; Wuhan Shang Sai Optoelectric Technology Co., Ltd.; Mu Guangyuan; Zhuang Shaoqing; Ren Chunting; (55 pag.)CN109369567; (2019); A;,
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