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    Efficient Construction of Pyrazolo[1,5-a]pyrimidine Scaffold and its Exploration as a New Heterocyclic Fluorescent Platform

    An efficient, fast and facile pyrazolo[1,5-a]pyrimidine synthetic protocol has been established by the condensation of aminopyrazoles with 1,3-dicarbonyl components in AcOH/H2SO4 system. The pyrazolo[1,5-a]pyrimi...

    Yan-Chao Wu, Hui-**g Li, Li Liu, Dong Wang, Hua-Zheng Yang… in Journal of Fluorescence (2008)