反应详情

温度

70 °C

A mixture of cis(±)N,N-dibenzyl-3-methoxypiperidin-4-amine (1.7 g, 5.5 mmol) (WO 2005/068461), bromoethanol (0.5 mL, 7.1 mmol), and N,N-diisopropylethylamine (1.4 mL, 8.3 mmol) were reacted as described for Intermediate 37, but heating for one hour at 70° C. Chromatography on silica gel with 5% methanol in dichloromethane containing 0.25% ammonium hydroxide gave 1.3 g (68%) of product as a colorless solid.

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