Efficient One-Pot Synthesis of Novel Spirooxindole Derivatives via Three-Component Reaction in Aqueous Medium
作者:Hui Chen、Daqing Shi
DOI:10.1021/cc100056p
日期:2010.7.12
A novel and efficient one-pot synthesis of spiro[indoline-3,4'-pyrazolo[3,4-b]quinoline]dione, spiro[furo[3,4-e]pyrazolo[3,4-b]pyridine-4,3'-indoline]dione, and spiro[indeno[2,1-e]pyrazolo[3,4-b]pyridine-4,3'-indoline]dione derivatives via three-component reaction of isatin, 5-amino-3-methylpyrazole, and 1,3-dicarbonyl compounds in aqueous medium is described. The advantages of this method include
螺[吲哚啉-3,4'-吡唑并[3,4-b]喹啉]二酮,螺[呋喃[3,4-e]吡唑并[3,4-b]吡啶- 4,3'-二氢吲哚]二酮和螺[茚并[2,1-e]吡唑并[3,4-b]吡啶-4,3'-二氢吲哚]二酮衍生物是通过Isatin,5-amino的三组分反应描述了在水性介质中的-3-甲基吡唑和1,3-二羰基化合物。该方法的优点包括高效,温和的反应条件,方便的操作以及对环境有益的条件。