A Heavy-Atom Effect on the<i>cis</i>-<i>trans</i>Photoisomerization of Bisforlmyl-Substituted<i>trans,trans,trans</i>-1,6-Diphenyl-1,3,5-hexatriene
作者:Yoriko Sonoda、Yuji Kawanishi、Masako Sakuragi
DOI:10.1246/cl.1999.587
日期:1999.7
On irradiation of p,p′-bisformyl-substituted trans,trans,trans-1,6-diphenyl-1,3,5-hexatriene in ethyl iodide, trans,trans,trans → trans,cis,trans isomerization was predominantly observed, which is in contrast to stereoselective trans,trans,trans → cis,trans,trans isomerization in common organic solvents.
在碘化乙酯中辐照 p,p′-双甲酰基取代的反式,反式,反式-1,6-二苯基-1,3,5-己三烯时,主要观察到反式,反式,反式→反式,顺式,反式异构化,这与在普通有机溶剂中的立体选择性反式,反式,反式→顺式,反式,反式异构化不同。