How we can perform methylation reaction on only two hydroxyl of calix[4] arene?

07 July 2013 1 3K Report

Main use of stereochemistry is in such a kind of reactions. For substitution at a particular hydroxyl group u have to chose ortho and para director compounds according to reactant nature ,whiches acting on particular site, or first u can modify ur compound in a transition state then it will be more easy for substitution.

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