Abstract
When 5-hydroxypyrazolidines reacted with ketones on the surface of basic adsorbents the 3-regioisomers were obtained in addition to the expected 5-oxoalkylpyrazolidines. The conditions for the regiodirection of the process have been found.
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 10, 1566–1572, October, 2005.
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Sviridova, L.A., Tavtorkin, A.N., Terentiev, P.B. et al. Regioselective Synthesis of 3- and 5-Functional Derivatives of Pyrazolidine. 1. Synthesis of Ketones of the Pyrazolidine Series. Chem Heterocycl Compd 41, 1314–1320 (2005). https://doi.org/10.1007/s10593-005-0318-x
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DOI: https://doi.org/10.1007/s10593-005-0318-x