[C:1]([CH:4]1[CH2:9][CH2:8][CH:7]([CH3:10])[CH2:6][C:5]1=O)(=O)[CH3:2].[CH3:12][CH:13]([C:20]1[CH:21]=[C:22]([OH:27])[CH:23]=[C:24]([CH:26]=1)[OH:25])[CH2:14][CH2:15][CH2:16][CH2:17][CH2:18][CH3:19]>>[OH:27][C:22]1[C:23]2[CH:1]([CH3:2])[C:4]3[CH2:9][CH2:8][CH:7]([CH3:10])[CH2:6][C:5]=3[O:25][C:24]=2[CH:26]=[C:20]([CH:13]([CH3:12])[CH2:14][CH2:15][CH2:16][CH2:17][CH2:18][CH3:19])[CH:21]=1Reaction of 2-acetyl-5-methylcyclohexanone with 5-(1 -methylheptyl)resorcinol according to the procedure of Example 1 gives 5,6,7,8-tetrahydro-1 -hydroxy-6,9-dimethyl-3-(1-methylheptyl)xanthene.
Wird geladen…