高等学校化学学报 ›› 1999, Vol. 20 ›› Issue (3): 418.

• 研究简报 • 上一篇    下一篇

由吡啶叶立德和Mannich碱一步合成1-酰基中氮茚衍生物

王炳祥, 胡家欣, 胡跃飞, 胡宏纹   

  1. 南京大学化学系, 南京 210093
  • 收稿日期:1998-04-30 出版日期:1999-03-24 发布日期:1999-03-24
  • 通讯作者: 胡宏纹
  • 作者简介:王炳祥,男,34岁,博士研究生.
  • 基金资助:

    (批准号:29572052)资助课题

A Facile Onestep Synthesis of 1-Acylindolizines by the Reaction of Pyridinium Salts with Mannich Bases in the Presence of TPCD

WANG Bing-Xiang, HU Jia-Xin, HU Yue-Fei, HU Hong-Wen   

  1. Department of Chemistry, Nanjing University, Nanjing, 210093
  • Received:1998-04-30 Online:1999-03-24 Published:1999-03-24

摘要: 吡啶季铵盐在碱作用下生成叶立德(E为吸电子基团),叶立德与缺电子烯烃发生1,3-偶极环加成反应生成四氢中氮茚.四氢中氮茚还可以开环,然后再起其它反应,生成多种产物,因此,吡啶叶立德在合成上有广泛用途[1].

关键词: 吡啶季铵盐, Mannich碱, 1-酰基中氮茚, 二氢铬酸四吡啶合钴

Abstract: Afacile onestep method is presented for the synthesis of 1acylindolizines in moderate yields by the reaction of pyridinium salts with Mannich bases in the presence of NaHCO3and a mild oxidizing agent, tetrakispyridine cobalt dichromate (TPCD).

Key words: Pyridinium salts, Mannich base, 1-Acylindolizine, Tetrakispyridine cobalt dichromate

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