反应详情

A solution of Example 375A (0.6 g) and thionyl chloride (3.27 g, 27.5 mmol) was refluxed for 2 hr. The reaction solution was cooled to room temperature, concentrated, azeotroped with toluene, and used without further purification.

1. concentrationconcentrated
2. customazeotroped with toluene
3. customused without further purification