Photoisomerization of the gem-dichlorobenzobicyclo[5.1.0]octenone 1(6 h, Pyrex) furnished the trans-fused cyclopropane 2 and the trans- and cis-cyclooctenes 3 and 4; single-crystal X-ray analyses defined the novel photoproduct structures.
                                    所述光异构化的宝石-dichlorobenzobicyclo [5.1.0] octenone 1(6小时,派热克斯
玻璃)得到的反式-融合
环丙烷2和反式-和顺-cyclooctenes 3和4; 单晶X射线分析定义了新颖的光产物结构。