反应详情

Using 5.2 g of 1-(4-acetoxy-3-methoxycinnamoyl)-4-methylpiperidine (Example 55), 70 ml of methanol, and 5 g of potassium carbonate, a reaction similar to that conducted in Example 54 was carried out. As a result, 3.4 g of 1-(4-hydroxy-3-methoxycinnamoyl)-4-methylpiperidine (a compound of the present invention) was obtained as a yellow oil, which had the following physiochemical properties:

1. customa reaction similar to