反应详情

To a solution of the product of Step 2 in MeOH (180 mL) and EtOAC (50 mL), was added 10% palladium on carbon (280 mg). This mixture was then stirred under hydrogen atmosphere for 36 h. The reaction mixture was filtered and then concentrated to afford the title compound, which was used directly to next step without further purification. MS (ES+) m/e 260 [M+H]+.

1. filtrationThe reaction mixture was filtered
2. concentrationconcentrated