METHOD FOR PREPARING MONOHYDROPERFLUOROALKANES, BIS-(PERFLUOROALKYL)PHOSPHINATES AND PERFLUOROALKYLPHOSPHONATES Russian patent published in 2008 - IPC C07F9/30 C07F9/38 C07C19/08 C07C17/35 C07C211/62 C07D233/58 

Abstract RU 2319705 C2

FIELD: chemistry of organophosphorus compounds, chemical technology.

SUBSTANCE: invention describes a method for synthesis of monohydroperfluoroalkanes, bis-(perfluoroalkyl)phosphinates and perfluoroalkylphosphonates. Method involves treatment of at least one perfluoroalkylphosphorane with at least one base wherein base(s) are chosen from group consisting of alkali-earth metal hydroxides, metalloorganic compound in useful solvent or at least one organic base and an acid in useful reaction medium. Also, invention describes novel perfluoroalkylphosphonates and bis-(perfluoroalkyl)phosphinates, using novel perfluoroalkylphosphonates and bis-(perfluoroalyl)phosphinates as ionic liquids, catalysts of phase transfer or surfactants.

EFFECT: improved method of synthesis.

18 cl, 19 ex

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RU 2 319 705 C2

Authors

Ignat'Ev Nikolaj

Vajden Mikhaehl'

Vel'Ts-Birmann Urs

Khajder Udo

Zartori Peter

Kucherina Andrij

Vill'Ner Khel'Ge

Dates

2008-03-20Published

2003-03-17Filed