反应详情

温度

0 °C

A solution of tert-butyl cis-4-aminocyclohexanecarbamate (22.1 g, 103 mmol) and methyl trifluoroacetate (11 ml, 110 mmol) in 110 ml of methanol is stirred at RT for 4 h. After the reaction mixture has been cooled down to 0° C., the precipitate is filtered off, washed with diethyl ether and dried. Yield: 17.6 g.

1. filtrationthe precipitate is filtered off
2. washwashed with diethyl ether
3. customdried