Issue 0, 1979

Reactions of formylchromone derivatives. Part 2. Addition reactions of 3-(aryliminomethyl)chromones

Abstract

Whereas chromones are usually cleaved by amines. 3-(aryliminomethyl)chromones undergo nucleophilic addition with aromatic primary amines to give 2-amino-3-(arylaminomethylene)chroman-4-one derivatives. The 3-(aryliminomethyl) group also facilitates addition to the system of a variety of alcohols and thiols, and certain thiol adducts can be cyclised to thiazepine derivatives. The action of manganese dioxide on 3-(aryliminomethyl)chromones leads to 3-(arylaminomethylene)chroman-2,4-diones.

Article information

Article type
Paper

J. Chem. Soc., Perkin Trans. 1, 1979, 1691-1694

Reactions of formylchromone derivatives. Part 2. Addition reactions of 3-(aryliminomethyl)chromones

A. O. Fitton, J. R. Frost, P. G. Houghton and H. Suschitzky, J. Chem. Soc., Perkin Trans. 1, 1979, 1691 DOI: 10.1039/P19790001691

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