SEVEN-MEMBERED HETEROCYCLES FROM<i>F</i>-2-METHYL-2-PENTENE AND ORTHO-BIFUNCTIONAL BENZENES
作者:Masamichi Maruta、Tomoya Kitazume、Satoshi Kubota、Narihiko Yoshimura、Nobuo Ishikawa
DOI:10.1246/cl.1979.291
日期:1979.3.5
4-Fluoro-2-(F-ethyl)-3-(F-methyl)-1,5-benzoxazepine (2) was prepared by a simple reaction of F-2-methyl-2-pentene (1) with 2-aminophenol in the presence of triethylamine in diethyl ether. Catechol and o-phenylenediamine similarly reacted with 1 to give corresponding seven-membered heterocyles, i.e., 1,5-benzodioxepin and 1,5-benzodiazepin-2-one derivatives, respectively.
在二乙醚中,F-2-甲基-2-戊烯(1)与 2-氨基苯酚在三乙胺存在下发生简单反应,制备出 4-氟-2-(F-乙基)-3-(F-甲基)-1,5-苯并氧氮杂卓(2)。邻苯二酚和邻苯二胺也同样与 1 发生反应,生成相应的七元杂环,即 1,5-苯并二氧杂环庚烷和 1,5-苯并二氮杂环庚烷-2-酮衍生物。