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HRID 32140作成日:2026年10月23日

Morpholine → 4-[2-(4,4-Dimethylcyclohexyl)-4-morpholin-4-ylphenyl]piperazine-1-carboxylic acid t-butyl ester

https://huagongshe.com/ja/reaction/32140

反応式

関与物質

役割名称HCID仕込み量
反応物MorpholineHCID 8083—
反応物Tri-tert-butylphosphine tetrafluoroborateHCID 2734635—
反応物Sodium t-butoxideHCID 23676156—
反応物4-[4-Bromo-2-(4,4-dimethylcyclohexyl)phenyl]piperazine-1-carboxylic acid t-butyl esterHCID 59769418—
触媒palladium(II) acetateHCID 167845—
溶媒O-XyleneHCID 7237—
生成物4-[2-(4,4-Dimethylcyclohexyl)-4-morpholin-4-ylphenyl]piperazine-1-carboxylic acid t-butyl esterHCID 59769398—

反応条件

温度100 °C

反応手順

A mixture of 4-[4-bromo-2-(4,4-dimethylcyclohexyl)phenyl]piperazine-1-carboxylic acid t-butyl ester (1 g, 2.22 mmol) prepared in Example (3e), morpholine (290 mg, 3.32 mmol), sodium t-butoxide (533 mg, 5.55 mmol), palladium(II) acetate (50 mg, 0.222 mmol), tri-t-butylphosphonium tetrafluoroborate (193 mg, 0.666 mmol) and xylene (10 mL) was stirred at an external temperature of 100° C. for 1 hour and 15 minutes under a nitrogen atmosphere.

情報源と証拠

DOI10.6084/m9.figshare.5104873.v1
特許番号US07425554B2
出典データセットuspto-grants-2008_09
ORD IDord-f8115643e41243a5b6904d2d00786913
出典メモuspto-grants-2008_09