反应详情

温度

140 °C

A mixture of the product from Step 9 (0.46 g, 1.1 mmol) and Amberlyst-15 (0.50 g) in xylene (10 mL) was heated at 140° C. for 2 h. The reaction mixture was filtered and the filtrate was concentrated. The residue was purified by chromatography on silica gel to give the title product.

1. filtrationThe reaction mixture was filtered
2. concentrationthe filtrate was concentrated
3. customThe residue was purified by chromatography on silica gel