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. Author manuscript; available in PMC: 2013 Jul 5.
Published in final edited form as: J Phys Chem A. 2012 Jun 21;116(26):7210–7218. doi: 10.1021/jp3039169

Scheme 3.

Scheme 3

Hydrolysis of sulfite radical adduct showing nucleophilic substitution at the (A) Cα; (B) S; of the O-centered adducts as well as (C) Cα of the S-centered adduct. Only hydrolysis at Cα of an O-centered adduct will result in additional epr signal splitting in the presence of 17OH2.