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HRID 555作成日:2026年10月23日

4-Bromopyridine → 1-(Pyridin-4-yl)pyrrolidin-3-ol

https://huagongshe.com/ja/reaction/555

反応式

関与物質

役割名称HCID仕込み量
反応物4-BromopyridineHCID 14268—
反応物4-HydroxypyrrolidineHCID 98210—
試薬Lithium HexamethyldisilazideHCID 2733832—
触媒2-(Dicyclohexylphosphino)-2'-(dimethylamino)biphenylHCID 2734217—
触媒Bis(dibenzylideneacetone)palladiumHCID 9811564—
溶媒TetrahydrofuranHCID 8028—
生成物1-(Pyridin-4-yl)pyrrolidin-3-olHCID 2190619843.01%

反応条件

温度65 °C

反応手順

In a 50 ml round bottomed flask THF (1 mL) was added to a mixture of 4-bromopyridine (1 g, 6.33 mmol), pyrrolidin-3-ol (0.662 g, 7.60 mmol),2-(dimethylamino)-2'-(dicyclohexylphosphino)biphenyl (0.249 g, 0.63 mmol) and Pd2(dba)3 (0.580 g, 0.63 mmol). To the slurry lithium bis(trimethylsilyl)amide (13.92 mL, 13.92 mmol) was added dropwise at 0 °C and the solution was refluxed at 65 °C overnight for 20 hrs. The reaction mixture was passed through celite, concentrated and column purified (0-20%MeOH/DCM) to obtain 0.447 mg of product.

情報源と証拠

出典データセット750 AstraZeneca ELN dataset
ORD IDord-15613520ef9b4d099659a0a3ac545228
出典メモ750 AstraZeneca ELN dataset