反应详情

The product from step c) (4.78 g, 14.5 mmol) was treated with 4 M HCl at 100° C. for 16 hours. Next, the reaction was evaporated to dryness, azeotroped with toluene (2×50 ml) and placed on the high vacuum to give the subtitle compound. MS calculated for C17H19NO2S−H 300, observed 300.

1. customNext, the reaction was evaporated to dryness
2. customazeotroped with toluene (2×50 ml)