Tertiary Phosphine Oxides in Reaction with Benzaldehyde |
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Authors: | Ivanova N I Gusarova N K Reutskaya A M Shaikhutdinova S I Arbuzova S N Trofimov B A |
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Institution: | (1) Irkutsk Institute of Chemistry, Siberian Division, Russian Academy of Sciences, Irkutsk, Russia |
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Abstract: | Symmetrical and unsymmetrical tertiary phosphine oxides containing benzyl and 5-chloro-2-thienyl radicals stereoselectively react with benzaldehyde in the sodium amide-THF system to form the E isomers of 1-organyl-2-phenylethene and diorganylphosphinic acids in high yields. Triethyl, tris(2-phenyl- ethyl)-, and tris(4-methoxyphenyl)methyl]phosphine oxides under the above-mentioned conditions do not react with benzaldehyde. |
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