516. Tropolones. Part IX. 2: 3-Dihydro-2: 3-methylene-1: 4-naphthaquinone

GL Buchanan, JK Sutherland

Index: Buchanan; Sutherland Journal of the Chemical Society, 1956 , p. 2620,2627

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Citation Number: 9

Abstract

IN Part VIII* of this series, which describes the synthesis of a 4-hydroxy-2: 3-benzotropone t (11), it was found that bromination of the dione (XII) and subsequent alkalitreatment of the product (XVI) gave an isomeric substance for which the cyclopropane structure (XVII) was