反应详情

A mixture of Example 133A in 1:1 dioxane/4M HCl at room temperature was stirred for 3 hours, poured into saturated Na2CO3 (400 mL), and extracted with ethyl acetate (3×300 mL). The combined extracts were dried (Na2SO4), filtered, and concentrated to provide the desired product.

1. extractionextracted with ethyl acetate (3×300 mL)
2. dry with materialThe combined extracts were dried (Na2SO4)
3. filtrationfiltered
4. concentrationconcentrated