反应详情

6.3 g (28.48 mmol) 5-acetoxy-6-methyl-pyridine-2,3-dicarboxylic acid anhydride and 4.1 g (31.33 mmol) 2-methyl-valinamide are stirred under nitrogen for 2 days at room temperature, and then the precipitated crystalline product is filtered off.

1. filtrationthe precipitated crystalline product is filtered off