ethyl 3-oxo-4,5-diphenyl-2-[(2,4,6-trimethoxyphenyl)methylidene]pent-4-enoate 在
C
58H
63Fe
2NiOP
3(2+)*2ClO
4(1-) 作用下,
以
二氯甲烷 为溶剂,
生成 ethyl 2-oxo-3,4-diphenyl-5-(2,4,6-trimethoxyphenyl)cyclopent-3-ene-1-carboxylate 、 (1S,5S)-ethyl 2-oxo-3,4-diphenyl-5-(2,4,6-trimethoxyphenyl)cyclopent-3-enecarboxylate