A New Modification of the Ullmann Synthesis of Fluorene Derivatives

WC Lothrop, PA Goodwin

Index: Lothrop; Goodwin Journal of the American Chemical Society, 1943 , vol. 65, p. 363,365

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Citation Number: 31

Abstract

Summary 1. Treatment of the lithium derivative of orcinol dimethyl ether with N- methylformanilide produced orsellinaldehyde dimethyl ether, which was converted to the corresponding 2, 6-dimethoxy-4-methylcinnamic acid by means of malonic acid and pyridine. Addition to this acid of 2, 3-dimethyl-1, 3-butadiene gave l, 2-dimethyl-4-(2, 6- dimethoxy-4-methylphenyl)-1-cyclohexene-5-carboxylic acid, 2. In a similar manner, 2, 6- ...