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HRID 259作成日:2026年10月23日

4-Fluoro-N-methylaniline → 5-bromo-N-(4-fluorophenyl)-N-methylpyridin-3-amine

https://huagongshe.com/ja/reaction/259

反応式

関与物質

役割名称HCID仕込み量
反応物4-Fluoro-N-methylanilineHCID 68024—
反応物3,5-DibromopyridineHCID 69369—
試薬Cesium carbonateHCID 10796—
触媒2-(Dicyclohexylphosphino)biphenylHCID 2734216—
触媒Bis(dibenzylideneacetone)palladiumHCID 9811564—
溶媒TolueneHCID 1140—
生成物5-bromo-N-(4-fluorophenyl)-N-methylpyridin-3-amineHCID 1045316970%

反応条件

温度110 °C

反応手順

In a 50 mL round-bottomed flask (t=g) was 4-fluoro-N-methylaniline (.05 g, 0.40 mmol), 3,5-dibromopyridine (0.114 g, 0.48 mmol), and Pd2(dba)3 (0.018 g, 0.02 mmol) in toluene (16 mL) ([VOLUME]) to give a purple suspension. biphenyl-2-yldicyclohexylphosphine (0.021 g, 0.06 mmol) and CS2CO3 (0.195 g, 0.60 mmol) were added. After LC/MS indicated no reaction had taken place at room temp, the temperature was gradually rasied to up to 110 degrees. LC/MS indicated that the reaction was not progressing. Reaction was discarded.

情報源と証拠

出典データセット750 AstraZeneca ELN dataset
ORD IDord-d1bfb220e27441fcb5908d58a9e8690c
出典メモ750 AstraZeneca ELN dataset