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Efficient Construction of Drug-like Bispirocyclic Scaffolds Via Organocatalytic Cycloadditions of α-Imino γ-Lactones and Alkylidene Pyrazolones
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February 07, 2019
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Enantiomerically enriched bispiro[γ-butyrolactone-pyrrolidin-4,4'-pyrazolone] skeletons are asymmetrically synthesized through a simple organocatalytic 1,3-dipolar cycloaddition reaction.
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Keyword Extraction:Drug-like Bispirocyclic ScaffoldsOrganocatalytic Cycloadditionsα-imino γ-lactonesAlkylidene PyrazolonesBipolar CycloadditionBispirocyclic CompoundsNatural ProductsBiological ActivitiesChiral Spiral CentersHigh YieldsStereoselectivityPyrazoloneHydrazineEthyl Acetoacetateα-arylidiene PyrazolinoneBenzaldehydeMagnesium OxideAcetonitrile
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Zhou, Y., Chen, N., Cheng, Y., Cai, X. Efficient Construction of Drug-like Bispirocyclic Scaffolds Via Organocatalytic Cycloadditions of α-Imino γ-Lactones and Alkylidene Pyrazolones. J. Vis. Exp. (144), e59155, doi:10.3791/59155 (2019).
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