Through-bond interaction between sulfonium and sulfenyl sulfur atoms having anthracene and naphthalene spacers

Article abstract of DOI:10.1016/S0040-4039(99)01854-7

The reaction of 9-(methylsulfinyl)-10-(methylthio)anthracene with trifluoroacetic anhydride followed by quenching with aqueous NaHCO₃ gives 9,9-bis(methylthio)-10-anthraquinone. The dithia dication and/or the corresponding carbodication via thr