78176-81-5Relevant academic research and scientific papers
The Regiospecific Preparation of 1,4-Dioxygenated Anthraquinones: A New Route to Islandicin, Digitopurpone, and Madeirin
Russell, Richard A.,Warrener, Ronald N.
, p. 108 - 110 (1981)
A direct, versatile, one-step synthesis of anthraquinones which exhibits total regioselectivity (>99 percent) and involves the reaction of the anion of 4- or 7-methoxy-3-phenylsulphonylphthalides with variously substituted quinone monoacetals is reported.
