反应详情

温度

0 °C

The product of Step A, 2,2-dimethyl-3-acetyloxypropionic acid (11.76 g, 80 mmol) was dissolved in benzene (100 mL), and the reaction solution was cooled to 0° C., and then oxalyl chloride (15.0 g, 120 mmol) was slowly added dropwise. After 3 hours, the solvent was removed in vacuo, and the reaction mixture was distilled in vacuo to give the title compound.

1. customthe solvent was removed in vacuo
2. distillationthe reaction mixture was distilled in vacuo