[ClH:1].C([N:9]1[CH2:14][CH:13]=[C:12]([C:15]2[C:21]([OH:22])=[CH:20][C:19]([CH:23]([CH3:25])[CH3:24])=[CH:18][C:16]=2[OH:17])[CH2:11][CH2:10]1)C1C=CC=CC=1.[H][H]>CO.[Pd]>[ClH:1].[NH:9]1[CH2:10][CH:11]=[C:12]([C:15]2[C:16]([OH:17])=[CH:18][C:19]([CH:23]([CH3:25])[CH3:24])=[CH:20][C:21]=2[OH:22])[CH2:13][CH2:14]1The product of Example XI (30.1 g) was suspended in 150 ml methanol and hydrogenated using 4 g of 5% Pd on carbon. After uptake of 1 mole hydrogen, the catalyst was filtered, the solution concentrated and the residue crystallized from isopropyl alcohol to give 12.27 g (52.5%) of product, m.p. 269°-271°.
Wird geladen…