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A Convenient Method for the Synthesis of bis-Trifluoroethyl Phosphonoacetates

✍ Scribed by Patois, Carl; Savignac, Philippe; About-Jaudet, Elie; Collignon, Noël

Book ID
120455554
Publisher
Taylor and Francis Group
Year
1991
Tongue
English
Weight
244 KB
Volume
21
Category
Article
ISSN
0039-7911

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A new bisphosphonate reagent for the synthesis of (Z)-olefins and bis(trifluoroethyl) phosphonates
✍ Ashley A. Davis; Jennifer J. Rosén; James J. Kiddle 📂 Article 📅 1998 🏛 Elsevier Science 🌐 French ⚖ 229 KB

A new Wadsworth-Emmons reagent, tetrakis(2,2,2-trifluoroethyl) methylenediphosphonate, was prepared and its reaction with aldehydes to yield (Z)-vinyl phosphonates is described. Additionally, an example of a base catalyzed isomerization ofa (Z)-vinyl phosphonate to the corresponding (E)-allylic phos