Chemical and Pharmaceutical Bulletin

Pyrimido-1, 4-benzothiazines and-1, 4-benzothiazepines. I. Oxidative coupling and Pummerer rearrangement of pyrimido-1, 4-benzothiazine and its sulfoxide.

牧敬文， 平光時幸

Index: Maki; Hiramitsu Chemical and Pharmaceutical Bulletin, 1976 , vol. 24, # 12 p. 3135 - 3138

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Abstract

... Goldman” and Fenner'hf” have reported the synthesis of derivatives of I via alternate routes and the unusual chemical natures of this intriguing system, ie, the formation of stable radicals and ylides, and occurrence of the reverse Pummerer—type ... 2) Y. Maki, T. Hiramitsu, and M ...