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Report | Regular issue | Vol 20, No. 2, 1983, pp.269-271
Published online, 1st January, 1970
DOI: 10.3987/R-1983-02-0269
A Convenient and Simplified Method for Synthesis of 1,4-Dioxo-1,2,4,5-tetrahydroimidazo[1,5-a]quinoxalines

Yoshihisa Kurasawa, Mitsugu Ichikawa, and Atsushi Takada

*School of Pharmaceutical Sciences, Kitasato University, Shirokane, Minato-ku, Tokyo 108-8641, Japan

Abstract

1,4-Dioxo-1,2,4,5-tetrahydroimidazo[1,5-a]quinoxalines were prepared via 3-azidocarbonylmethylene-2-oxo-1,2,3,4-tetrahydroquinoxaline from 3-hydrazinocarbonylmethylene-2-oxo-1,2,3,4-tetrahydroquinoxaline.