A. Grinev, N. V. Arkhangel'skaya, G. Y. Uretskaya
Nov 1, 1971
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Journal
Chemistry of Heterocyclic Compounds
Abstract
The bromination and nitration of 2-methyl-3-ethoxycarbonyl-5-hydroxybenzofuran (I) leads to 6-bromo and 6-nitro derivatives, while azo coupling results in substitution of the hydrogen in the 4 position. The structures of the compounds obtained were confirmed by IR and PMR spectra.