Efficient Catalyst-Free One-Pot Three-Component Synthesis of Novel Spirooxindole Derivatives, and Their Cytotoxic Activities
摘要:
A simple and efficient one-pot approach for assembling novel spiro[indolepyranopyrrole] derivatives was developed and used to prepare a series of biologically important compounds. The reaction was easily performed with high efficiency under very simple and mild conditions without any catalysts and it gave good yields, avoiding time-consuming costly synthesis and laborious workup and purification of products. The cytotoxic activities of these new spiro[indolepyranopyrrole] derivatives were evaluated in vitro. Most of the tested compounds exhibited significant cytotoxicities to Raji cell lines.
Efficient One-Pot Synthesis of Spirooxindole Derivatives Catalyzed by <scp>l</scp>-Proline in Aqueous Medium
作者:Yuling Li、Hui Chen、Chunling Shi、Daqing Shi、Shunjun Ji
DOI:10.1021/cc9001185
日期:2010.3.8
An efficient one-potsynthesis of spirooxindole derivatives by three-component reaction of isatins, malononitrile (cyanoacetic ester) and 1,3-dicarbonyl compounds in water in the presence of l-proline is reported. This new protocol has the advantages of environmental friendliness, higher yields, shorter reaction times, low cost, and convenient operation.
PEG-400 as a nontoxic, green and reusable solvent was used for the synthesis of novel spiro-furo-pyridine-indoline-carbonitriles in the presence of a magnetically recoverable nanocatalyst.
Efficient Catalyst-Free One-Pot Three-Component Synthesis of Novel Spirooxindole Derivatives, and Their Cytotoxic Activities
作者:Jingchao Tao、Chao Han、Tao Zhang、Anqi Zhang、Dandan Wang、Weimin Shi
DOI:10.1055/s-0033-1341028
日期:——
A simple and efficient one-pot approach for assembling novel spiro[indolepyranopyrrole] derivatives was developed and used to prepare a series of biologically important compounds. The reaction was easily performed with high efficiency under very simple and mild conditions without any catalysts and it gave good yields, avoiding time-consuming costly synthesis and laborious workup and purification of products. The cytotoxic activities of these new spiro[indolepyranopyrrole] derivatives were evaluated in vitro. Most of the tested compounds exhibited significant cytotoxicities to Raji cell lines.