A method of producing an N-alkoxycarbonylpiperidine derivative, comprising reacting an N-aralkylpiperidine derivative represented by the following general formula (1):
1
wherein R
1
represents an aralkyl group which may have a substituent, with a mesyl halide in the presence of a base, thereby obtaining a mesylated product represented by the following general formula (2):
2
wherein R
1
represents an aralkyl group which may have a substituent and Ms represents a mesyl group, and reacting the mesylated product with a dicarbonate represented by the following general formula (3):
3
wherein R
4
represents an alkyl group, in the presence of hydrogen and a catalyst containing palladium, thereby obtaining an N-alkoxycarbonylpiperidine derivative represented by the following general formula (4):
4
wherein R
4
represents an alkyl group and Ms represents a mesyl group.
一种制备N-烷氧羰基
哌啶衍
生物的方法,包括将以下通式(1)所表示的N-芳基烷基
哌啶衍
生物与一种磺
酰卤在碱存在下反应,从而得到以下通式(2)所表示的磺化产物,其中R1表示可能带有取代基的芳基烷基,Ms表示磺酰基:然后在氢和含有
钯的催化剂存在下,将所得的磺化产物与以下通式(3)所表示的双
碳酸酯反应,从而得到以下通式(4)所表示的N-烷氧羰基
哌啶衍
生物,其中R4表示烷基,Ms表示磺酰基。