Solvent-Free One-Pot Synthesis of Spiro[indoline-3,4′(1H′)-pyrano[2,3-c]pyrazol]-2-one Derivatives by Grinding

Ying Liu Department of Chemistry, Shanghai University, Shanghai, P. R. China

Zhongjiao Ren Department of Chemistry, Shanghai University, Shanghai, P. R. ChinaCorrespondence[email protected]

Weiguo Cao Department of Chemistry, Shanghai University, Shanghai, P. R. China; State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai, P. R. ChinaCorrespondence[email protected]

Jie Chen Department of Chemistry, Shanghai University, Shanghai, P. R. China

Hongmei Deng Instrumental Analysis and Research Center, Shanghai University, Shanghai, P. R. China

Min Shao Instrumental Analysis and Research Center, Shanghai University, Shanghai, P. R. China

Abstract

The solvent-free one pot synthesis of spiropyranyl-oxindole in the presence of NaHCO₃ under grinding has been achieved. This process is simple, fast, efficient and environmentally benign.

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ACKNOWLEDGMENTS

Thanks go to the National Natural Science Foundation of China (Nos. 20872088 and 21072126) and the Leading Academic Discipline Project of Shanghai Municipal Education Commission (Grant No. J50102) for financial support.

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Solvent-Free One-Pot Synthesis of Spiro[indoline-3,4′(1H′)-pyrano[2,3-c]pyrazol]-2-one Derivatives by Grinding

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Solvent-Free One-Pot Synthesis of Spiro[indoline-3,4′(1H′)-pyrano[2,3-c]pyrazol]-2-one Derivatives by Grinding

Abstract

ACKNOWLEDGMENTS

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