9-Benzyl-1-oxa-4,9-diazaspiro[5.5]undecan-3-one → 1-Oxa-4,9-diazaspiro(5.5)undecan-3-one

참여 물질

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To a solution of compound 399 (316.1 mg, 1214 μmol) in ethanol (15 mL) was added palladium hydroxide, 20 wt % pd (dry basis) on carbon, wet (300 mg, 427 μmol). After hydrogenating the reaction mixture at 50 psi for 6 days, the mixture was filtered thru a plug of celite and concentrated in vacuo to give compound 400 (287.0 mg). LCMS-ESI (POS), M/Z, M+1: Found 171.1, Calculated 171.1.

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