Russian Chemical Bulletin

Dual reactivity of diazonium salts derived from 1-amino-2-ethynyl-9, 10-anthraquinones

SF Vasilevsky, AA Stepanov, DS Fadeev

Index: Vasilevsky; Stepanov; Fadeev Russian Chemical Bulletin, 2012 , vol. 61, # 11 p. 2088 - 2095 Izv. Akad. Nauk, Ser. Khim., 2012 , # 11 p. 2071 - 2078,8

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Abstract

Abstract Diazotization of vicinal 1-amino-2-ethynyl-4-R-9, 10-anthraquinones followed by a reaction with NaN 3 gave 5-hydroxy-3-R-1 H-naphtho [2, 3-g] indazole-6, 11-diones or 3- ethynyl-5-R-6 H-anthra [1, 9-cd] isoxazol-6-ones, depending on the substituents at the triply