Quninone chemistry. Synthesis of 3??methoxy [2, 1] benzisoxazoleand 3??methoxynaphth [2, 3??c] isoxazolequinones

T Torres, SV Eswaran, W Schäfer

Index: Torres, Tomas; Eswaran, S.V.; Schaefer, Wolfram Journal of Heterocyclic Chemistry, 1985 , vol. 22, p. 697 - 699

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Citation Number: 12

Abstract

Abstract [2, 1] Benzisoxazole-4, 7-quinones 4 are prepared by an improved method using oxidative amination of 1 to give 2, followed by amine exchange to 3 and cyclization with lead tetraacetate. Naphth [2, 3-c] isoxazole-4, 9-quinone 7 is obtained from 5 by an analogous procedure.

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