Synthesis of dialkyl(aryl)cyclobutenylphosphine oxides

Dialkyl(aryl)cyclobutenylphosphine oxides are obtained via two routes: from the corresponding cyclobutenylphosphonic dichlorides using organomagnesium chemistry and from 1,3-dienylphosphine oxides by thermal electrocyclic ring closure.

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Bibliographic Details
Published in:Tetrahedron letters 2012-04, Vol.53 (16), p.2100-2102
Main Authors: Bogachenkov, Alexander S., Efremova, Mariya M., Ionin, Boris I.
Format: Article
Language:English
Subjects:
Closures
Cyclobutenes
Dichlorides
Organomagnesium synthesis
Oxides
Phosphine oxides
Ring closure
Synthesis (chemistry)
Tetrahedrons
Thermal isomerization
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Description
Summary:Dialkyl(aryl)cyclobutenylphosphine oxides are obtained via two routes: from the corresponding cyclobutenylphosphonic dichlorides using organomagnesium chemistry and from 1,3-dienylphosphine oxides by thermal electrocyclic ring closure.
ISSN:0040-4039
1873-3581
DOI:10.1016/j.tetlet.2012.02.042