Synthesis of Cyclic Phosphinates by Microwave-Assisted Ionic-Liquid-Promoted Alcoholysis

Nikoletta Harsági, Nóra Zsuzsa Kiss, László Drahos, György Keglevich*

*Department of Organic Chemistry and Technology, Budapest, University of Technology and Economics, 1521 Budapest, Hungary, Email: keglevich.gyorgyvbk.bme.hu

N. Harsági, N. Z. Kiss, L. Drahos, G. Keglevich, Synthesis, 2022, 54, 3899-3905.

DOI: 10.1055/a-1504-8924

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Abstract

A series of 1-alkoxy-3-methyl- and 3,4-dimethyl-3-phospholene 1-oxides, as well as 1-alkoxy-3-methylphospholane 1-oxides were prepared in good yields by a microwave-assisted and [bmim][PF₆]-catalyzed transesterification of the corresponding methyl or ethyl esters.

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Key Words

alcoholysis, transesterification, phospholene oxide, phospholane oxide, microwave synthesis, ionic liquids

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ID: J66-Y2022