1′-dithiobis(1H-1,2,4-triazole) 4 at −15 °C to form the corresponding thiiranes in moderate to good yields. The thiiranations of anti- and syn-9,9′-bibenzonorbornenylidenes and cis- and trans-cyclooctenes with 4 proceeded with retention of configuration of the starting alkenes.
八个烯烃在-15°C下与1,1'-二
硫代双(1 H -
1,2,4-三唑)4反应,以中等至良好的产率形成相应的
噻喃。的thiiranations抗和-顺式- bibenzonorbornenylidenes -9,9'-和顺-和反式与-cyclooctenes 4进行与起始烯烃的结构的保持。