[C:1]([C:6]1[CH:11]=[CH:10][C:9]([CH:12]=[C:13]([CH3:16])[CH2:14][OH:15])=[CH:8][CH:7]=1)([CH2:4][CH3:5])([CH3:3])[CH3:2].[H][H]>[Pd]>[C:1]([C:6]1[CH:7]=[CH:8][C:9]([CH2:12][CH:13]([CH3:16])[CH2:14][OH:15])=[CH:10][CH:11]=1)([CH2:4][CH3:5])([CH3:2])[CH3:3]70 g of 3-(p-tert.amyl-phenyl)-2-methyl-allyl alcohol are dissolved in 700 ml of alcohol, treated with 7 g of 5% palladium/carbon and hydrogenated until the hydrogen uptake has been completed. The catalyst is subsequently filtered and the alcohol is evaporated. By distillation there is obtained pure 3-(p-tert.amyl-phenyl)-2-methyl-propanol of boiling point 124°-129° C./0.04 Torr.
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