SYNTHESIS OF SPIRO[IMIDAZOLE-4,3'-THIOCHROMAN]ONES FROM [2-(BENZYLSULFANYL)BENZYLIDENE]IMIDAZOLONES
DOI:
https://doi.org/10.1007/6837Keywords:
benzylideneimidazolones, thiochromanes, titanium tetrachloride, C–H activation, [1, 5]-hydride shiftAbstract
A methodology was developed for the synthesis of phenylspiro[imidazole-4,3'-thiochroman]ones by treatment of [2-(benzylsulfanyl)benzylidene]imidazolones with titanium tetrachloride. The reaction proceeded according to [1,5]-hydride shift mechanism followed by thiochromane ring closure.
Authors: Elvira R. Zaitseva, Anatolii I. Sokolov, Andrey A. Mikhaylov, Nadezhda S. Baleeva, Mikhail S. Baranov, Alexander Yu. Smirnov*
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Published
2022-09-21
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Short Communications