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HRID 239作成日:2026年10月23日

Morpholine → Ethyl 5-morpholin-4-ylpyridine-3-carboxylate

https://huagongshe.com/ja/reaction/239

反応式

関与物質

役割名称HCID仕込み量
反応物MorpholineHCID 8083—
反応物Ethyl 5-bromopyridine-3-carboxylateHCID 140785—
試薬Sodium t-butoxideHCID 23676156—
触媒2-(Dicyclohexylphosphino)-2'-(dimethylamino)biphenylHCID 2734217—
触媒Bis(dibenzylideneacetone)palladiumHCID 9811564—
溶媒1,4-DioxaneHCID 31275—
生成物Ethyl 5-morpholin-4-ylpyridine-3-carboxylateHCID 715654120%

反応条件

温度80 °C

反応手順

ethyl 5-bromonicotinate (200 mg, 0.87 mmol), morpholine (0.083 mL, 0.96 mmol), sodium 2-methylpropan-2-olate (167 mg, 1.74 mmol) and 2'-(dicyclohexylphosphino)-N,N-dimethylbiphenyl-2-amine (17.11 mg, 0.04 mmol) were suspended in dioxane (5 mL). The reaction flask was purged with nitrogen and TRIS(DIBENZYLIDENEACETONE)DIPALLADIUM(0) (19.90 mg, 0.02 mmol) was added. The reaction was stirred at 80 °C for 90 minutes. LCMS analysis appeared to indicate addition of 2 morpholine rings and the reaction was abandoned.

情報源と証拠

出典データセット750 AstraZeneca ELN dataset
ORD IDord-bddc6734b7ce4143a8ed8f8385933b6e
出典メモ750 AstraZeneca ELN dataset