2-[2-Hydroxymethyl-6-(2-methyl-allyloxy)-benzoyl]-5-methyl-4,4-bis-(3-methyl-but-2-enyl)-cyclohexane-1,3-dione 在
manganese(IV) oxide 作用下,
以
乙醚 为溶剂,
反应 15.0h,
以82%的产率得到2-[2-Hydroxy-4-methyl-3,3-bis-(3-methyl-but-2-enyl)-6-oxo-cyclohex-1-enecarbonyl]-3-(2-methyl-allyloxy)-benzaldehyde