Substituent effects in aromatic substitution of aryltriethyltin compounds by mercuric halides
Second-order rate constants are reported for the reaction of some YC6H4SnEt3 compounds with mercuric halides in tetrahydrofuran, and show that the reaction is one of low selectivity.The substituent effects can be correlated only in terms of Hammett ?-constants, and the data for the meta-methoxy group are anomalous.The results indicate that the rate determining step involves reaction of a ?-complex.Activation parameters are reported, and are in accordance with the suggested mechanism.
Sedaghat-Herati, M. Reza,Sharifi, Taghi
p. 39 - 44
(2007/10/02)
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