New Type of S-S Dications. Preparation and Their Reactions with Alkenes and Dienesстатья
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Дата последнего поиска статьи во внешних источниках: 19 июля 2013 г.
Аннотация:The reaction of dimethyl sulfide ditriflate with dimethyl sulfide leads to the formation of tetramethyldisulfonium ditriflate 1a representing a first example of acyclic S-S dication. Similarly was prepared S-S dication 1b from tetrahydrothiophene. It was found that dications 1a and 1b react with arylalkenes. The reaction forms the corresponding 1,2-disulfonium salts. Conjugated dienes afford 1,4-disulfonium salts.