反应详情

The compound of step 1 (10 g, 31.8 mmol) was dissolved in methanol, potassium carbonate (88 mg, 0.636 mmol) was added and the mixture was stirred for 2 h under reflux. After evaporation to dryness, the residue was used without further purification in the subsequent step.

1. temperatureunder reflux
2. customAfter evaporation to dryness
3. customthe residue was used without further purification in the subsequent step