研究论文

室温下铜催化制备含羰基或酯基的喹唑啉-4(3H)-亚基类衍生物

  • 谢瑞龙 ,
  • 杨新玲 ,
  • 秦耀果 ,
  • 谭晓庆 ,
  • 凌云
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  • 中国农业大学理学院应用化学系 农业部农药化学及应用重点开放实验室 北京 100193

收稿日期: 2014-02-08

  修回日期: 2014-04-28

  网络出版日期: 2014-06-03

基金资助

国家自然科学基金(No. 21272266)和国家“十二五”科技支撑计划课题(No. 2011BAE06B05-5)资助项目.

Copper Catalyzed Synthesis of Quinazolin-4(3H)-ylidene Derivatives Containing Carbonyl and Ester Group at Room Temperature

  • Xie Ruilong ,
  • Yang Xinling ,
  • Qin Yaoguo ,
  • Tan Xiaoqing ,
  • Ling Yun
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  • Key Laboratory of Pesticide Chemistry and Application, Ministry of Agriculture, Department of Applied Chemistry, College of Science, China Agricultural University, Beijing 100193

Received date: 2014-02-08

  Revised date: 2014-04-28

  Online published: 2014-06-03

Supported by

Project supported by the National Natural Science Foundation of China (No. 21272266) and the National "Twelfth Five-Year" Plan for Science & Technology (No. 2011BAE06B05-5).

摘要

在室温的条件下,建立了一种简单实用的铜催化制备含酮羰基或酯基的喹唑啉-4(3H)-亚基类衍生物的新方法. 实验证明以2-溴苯甲酰乙酸甲酯类似物及脒盐酸盐为原料,碘化亚铜为催化剂,磷酸钾为碱,无添加配体的情况下,可成功制备一系列喹唑啉类衍生物. 其结构均经1H NMR、13C NMR及HRMS确证.

关键词: ; 室温; 催化; 喹唑啉

本文引用格式

谢瑞龙 , 杨新玲 , 秦耀果 , 谭晓庆 , 凌云 . 室温下铜催化制备含羰基或酯基的喹唑啉-4(3H)-亚基类衍生物[J]. 有机化学, 2014 , 34(10) : 2076 -2082 . DOI: 10.6023/cjoc201402009

Abstract

At room temperature, a new simple and efficient copper-catalyzed method for the synthesis of quinazolin- 4(3H)-ylidene derivatives containing carbonyl and ester group was developed. The targets were prepared using methyl 3-(2-bromophenyl)-3-oxopropanoate analogues and amidine hydrochlorides as the initial materials, cuprous iodide as catalyst, and potassium phosphate as base at the ligand-free condition. Their structures were confirmed by 1H NMR, 13C NMR and HRMS.

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