(1S)-1-[(2,6,6-trimethyl-1-cyclohexen-1-yl)methyl]-2-propynyl acetate 在
platinum(II) chloride 、
potassium carbonate 作用下,
以
1,2-二氯乙烷 、
甲醇 为溶剂,
反应 9.5h,
生成
(1R,5S,6R)-6,10,10-trimethyltricyclo[4.4.0.0(1,5)]decan-4-one 、
(1R,5S,6R)-6,10,10-trimethyltricyclo[4.4.0.0(1,5)]decan-3-one 、 (3aS,3bS,7aS)-3b,7,7-Trimethyl-hexahydro-cyclopenta[1,3]cyclopropa[1,2]benzen-2-one 、 (1S,5R,6S)-6,10,10-trimethyltricyclo[4.4.0.0(1,5)]decan-4-one