(2Z,6E)-3-(Diethoxy-phosphoryloxy)-7,11-dimethyl-dodeca-2,6,10-trienoic acid methyl ester 在
potassium triiodide 、 mercury(II) trifluoroacetate 作用下,
生成 (4aR,6R,8aS)-6-Iodo-5,5,8a-trimethyl-2-oxo-decahydro-naphthalene-1-carboxylic acid methyl ester 、
(4aR,6R,8aS)-6-Iodo-5,5,8a-trimethyl-2-oxo-decahydro-naphthalene-1-carboxylic acid methyl ester