Abstract:
A convenient one-pot preparation of pyrazol-3-ylphosphonates involves Cu-catalyzed cross-coupling of acyl chlorides with diethyl ethynylphosphonate followed by heterocyclization with hydrazine.
Citation:
A. Yu. Mitrofanov, I. P. Beletskaya, “A convenient one-pot two-step synthesis of pyrazolylphosphonates from ethynylphosphonate”, Mendeleev Commun., 31:4 (2021), 536–537
Linking options:
https://www.mathnet.ru/eng/mendc981
https://www.mathnet.ru/eng/mendc/v31/i4/p536
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