A new facile synthesis of 5-aryl-4-trifl
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Yasuhiro Kamitori; Masaru Hojo; RyΕichi Masuda; Yoshihiko Kawamura; Kazuyoshi Ka
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Article
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1990
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Elsevier Science
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French
β 125 KB
By reaction with an excess of trifluoroacetic anhydride, title compounds 4 were synthesized from C-trifluoroacetylated hydrazones 1 which are readily obtainable by trifluoroacetylation of arylaldehyde dimethylhydrazones. Oxadiazine derivatives have attracted much attention of organic chemists from i