Intra-ion-pair Electron Transfer Mechanism for Photolysis of Diphenyliodonium Salt Sensitized by 9,10-Dimethoxyanthracene-2-sulfonate Counteranion
Diphenyliodonium 9,10-dimethoxyanthracene-2-sulfonate is photochemically dissociated to give 9,10-dimethoxyanthracene-2-sulfonic acid.The dissociation is considered to proceed via an intra-ion-pair electron transfer from 9,10-dimethoxyanthracene moiety to iodonium moiety.The counteranion acts as both spectral sensitizer for diphenyliodonium ion and precursor for photo-acid generator.
Naitoh, Kazuhiko,Yamaoka, Tsuguo,Umehara, Akira
p. 1869 - 1872
(2007/10/02)
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