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Communication | Special issue | Vol 30, No. 1, 1990, pp.385-388
Published online, 1st January, 1970
DOI: 10.3987/COM-89-S88
Formation of Morphinandienones via o-Quinol Acetates of N-Trifluoroacetyltetrahydroisoquinolin-7-ols

Osamu Hoshino,* Hiromichi Ogasawara, Masaji Suzuki, Minoru Arasawa, and Bunsuke Umezawa

*Faculty of Pharmaceutical Sciences, Science University of Tokyo, 2641 Yamazaki, Noda, Chiba 278-8510, Japan

Abstract

(±)-N-Trifluoroacetylnormorphinandienones (4a,b) were obtained by acid treatment of o-quinol acetates [o-QAs] (2a,b) in CH2Cl2 or CH3CN at low temperature.