Abstract
A convenient and efficient method was developed for the synthesis of 2,2′-(arylmethylene)bis(3-hydrox- ycyclohex-2-enone) derivatives via the oleylamine-catalyzed tandem Knoevenagel/Michael addition reactions of aromatic aldehydes and cyclohexane-1,3-diones. This transformation proceeded without any metal catalyst in non-toxic solvent at room temperature with high isolated yields. A plausible mechanism for this process was pro-posed.
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Supported by the National Natural Science Foundation of China(Nos.21772001, 21372008), the Natural Science Foundation of Education Administration of Anhui Province, China(No.KJ2016A267), the Special and Excellent Research Fund of Anhui Normal Universit and the Doctoral Scientific Research Foundation of Anhui Normal University, China(No.2016XJJ110).
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He, X., Wu, Y., Fan, C. et al. Oleylamine-catalyzed Tandem Knoevenagel/Michael Addition of 1,3-Cyclohexanediones with Aromatic Aldehydes. Chem. Res. Chin. Univ. 34, 186–190 (2018). https://doi.org/10.1007/s40242-018-7320-1
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DOI: https://doi.org/10.1007/s40242-018-7320-1