Liquid-phase synthesis of cyclic diene diepoxides using metal halides and hydrogen peroxide |
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Authors: | Kh M Alimardanov O A Sadygov N I Garibov M Ya Abdullaeva |
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Institution: | 1. Mamedaliev Institute of Petrochemical Processes, National Academy of Sciences of Azerbaijan, pr. Khodzhaly 30, Baku, AZ 1025, Azerbaijan
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Abstract: | Optimal conditions were found for induced hydroxyhalogenation of cyclic dienes (tetrahydroindene, 4-vinylcyclohexene and 5-vinyl- and 5-cyclohexenylbicyclo2.2.1]hept-2-enes) in the system MHlg-HA or HHlg]-H2O2 (or NaClO). Dehydrohalogenation of the chloro- and bromohydrins thus obtained with powdered potassium carbonate gave the corresponding diepoxy derivatives, and their hydrolysis led to mixtures of stereoisomeric tetrahydric alcohols. |
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