戻る
化工社化工社 化学情報印刷レポート · 研究参考用
HRID 528作成日:2026年10月23日

Ethyl 4-piperidinecarboxylate → Ethyl 1-(6-chloro-4-methyl-3-pyridinyl)piperidine-4-carboxylate

https://huagongshe.com/ja/reaction/528

反応式

関与物質

役割名称HCID仕込み量
反応物Ethyl 4-piperidinecarboxylateHCID 70770—
反応物5-Bromo-2-chloro-4-methylpyridineHCID 2734427—
試薬Sodium t-butoxideHCID 23676156—
触媒Palladium (II) acetateHCID 4144353—
触媒2-Dicyclohexylphosphino-2',6'-diisopropoxybiphenylHCID 16217985—
溶媒TolueneHCID 1140—
生成物Ethyl 1-(6-chloro-4-methyl-3-pyridinyl)piperidine-4-carboxylateHCID 822251330%

反応条件

温度100 °C

反応手順

A solution of diacetoxypalladium (10.87 mg, 0.05 mmol) and dicyclohexyl(2',6'-diisopropoxy-[1,1'-biphenyl]-2-yl)phosphine (45.2 mg, 0.10 mmol) dissolved in toluene (3 mL) was degassed and heated to 50°C for 30 minutes before adding ethyl piperidine-4-carboxylate (0.105 mL, 0.68 mmol), 5-bromo-2-chloro-4-methylpyridine (100 mg, 0.48 mmol) and sodium 2-methylpropan-2-olate (74.5 mg, 0.77 mmol) under nitrogen. The mixture was heated to 100°C for 2 hours. LCMS indicated little product so reaction abandoned.

情報源と証拠

出典データセット750 AstraZeneca ELN dataset
ORD IDord-e4f50ecc5cb146dc9c3dbbd5fbb158a0
出典メモ750 AstraZeneca ELN dataset