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Chem."],"accepted":{"date-parts":[[2020,5,27]]},"abstract":"<jats:p>\n                    Ferrocenyl thioketones reacted with donor\u2013acceptor cyclopropanes in dichloromethane at room temperature in the presence of catalytic amounts of Sc(OTf)\n                    <jats:sub>3<\/jats:sub>\n                    yielding tetrahydrothiophene derivatives, products of formal [3 + 2]-cycloaddition reactions, in moderate to high yields. In all studied cases, dimethyl 2-arylcyclopropane dicarboxylates reacted with the corresponding aryl ferrocenyl thioketones in a completely diastereoselective manner to form single products in which (C-2)-Ar and (C-5)-ferrocenyl groups were oriented in a\n                    <jats:italic>cis<\/jats:italic>\n                    -fashion. In contrast, the same cyclopropanes underwent reaction with alkyl ferrocenyl thioketones to form nearly equal amounts of both diastereoisomeric tetrahydrothiophenes. A low selectivity was also observed in the reaction of a 2-phthalimide-derived cyclopropane with ferrocenyl phenyl thioketone.\n                  <\/jats:p>","DOI":"10.3762\/bjoc.16.109","type":"journal-article","created":{"date-parts":[[2020,6,10]],"date-time":"2020-06-10T05:59:53Z","timestamp":1591768793000},"page":"1288-1295","source":"Crossref","is-referenced-by-count":26,"title":["Ferrocenyl-substituted tetrahydrothiophenes via formal [3 + 2]-cycloaddition reactions of ferrocenyl thioketones with donor\u2013acceptor 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