PHOTOSENSITIZED OXYGENATION OF CYCLIC SULFIDES. SELECTIVE C-S BOND CLEAVAGE
TPP-Senzitized photooxidation of five-membered ring sulfides in aprotic solvent afforded C-S bond cleavage products, unlike six- and seven-membered ring sulfides which gave only S-oxidation products.The products as well as substitution and concentration effects suggest that C-S bond cleavage depends upon acidity of α-proton of persulfoxide intermediate.
Takata, Toshikazu,Ishibashi, Koichi,Ando, Wataru
p. 4609 - 4612
(2007/10/02)
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