The solvolyses of -tolyl chlorothionoformate and -chlorophenyl chlorothionoformate are studied in a variety of organic mixtures of widely varying nucleophilicity and ionizing power values. This solvolytic data is accumulated at 25.0 °C using the titration method. An analysis of the rate data using the extended (two-term) Grunwald-Winstein equation, and the concept of similarity of substrates based on their ratios, shows the occurrence of simultaneous side-by-side addition-elimination and unimolecular S1 mechanisms.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3873162 | PMC |
http://dx.doi.org/10.1155/2013/248534 | DOI Listing |
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