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HRID 223作成日:2026年10月26日

Bromobenzene → tert-butyl N-[2-(1-phenylpiperidin-4-yl)ethyl]carbamate

https://huagongshe.com/reaction/223

反応式

関与物質

役割名称HCID仕込み量
反応物BromobenzeneHCID 7961—
反応物4-(2-Aminoethyl)piperidine, 4-BOC protectedHCID 1501849—
試薬Sodium t-butoxideHCID 23676156—
触媒1,1'-(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(1,1-diphenylphosphine)HCID 636044—
触媒Palladium (II) acetateHCID 4144353—
溶媒TolueneHCID 1140—
生成物tert-butyl N-[2-(1-phenylpiperidin-4-yl)ethyl]carbamateHCID 691527840%

反応条件

温度50 °C

反応手順

palladium(II) acetate (21.45 mg, 0.10 mmol) and (9,9-dimethyl-9H-xanthene-4,5-diyl)bis(diphenylphosphine) (111 mg, 0.19 mmol) were placed in a round-bottomed vessel that was filled with nitrogen. Toluene (0.8 mL) was added and the mixture was heated to 50°C for 30 min. sodium tert-butoxide (138 mg, 1.43 mmol) was added to a second vessel and inerted with nitrogen. tert-butyl 2-(piperidin-4-yl)ethylcarbamate (342 mg, 1.5 mmol) and bromobenzene (150mg, 0.96 mmol) and toluene (1.4 mL) were added. 14/04 2009 13:57:24 +0200 The catalyst solution was added to the reagent mixture and the combined mixture was heated to reflux for several hours. The reaction did not work.

情報源と証拠

出典データセット750 AstraZeneca ELN dataset
ORD IDord-59ade4a657944ddaa87cf04392b14d28
出典メモ750 AstraZeneca ELN dataset