反应详情

A solution of EXAMPLE 30A (166 mg) in THF (8 mL) was treated with lithium hydroxide monohydrate (155 mg) in water (7.4 mL), stirred at ambient temperature for 3 hours, diluted with 10% ammonium chloride (20 mL), adjusted to pH 3 with 1M HCl, and extracted with dichloromethane. The extract was dried (Na2SO4), filtered, and concentrated.

1. extractionextracted with dichloromethane
2. dry with materialThe extract was dried (Na2SO4)
3. filtrationfiltered
4. concentrationconcentrated