Process for the preparation of organic salts containing...

Details Process for the preparation of organic salts containing... Process for the preparation of organic salts containing...

2004-10-26

2009-08-18

Shiao, Rei-tsang (Department: 1626)

Organic compounds -- part of the class 532-570 series

Organic compounds

Phosphorus containing

Reexamination Certificate

active

07576242

ABSTRACT:
The invention relates to a method for the production of organic salts containing bis(perfluoroalkyl)phosphinate anions. According to said method, a tris(perfluoroalkyl)phosphine oxide is reacted with an alcohol and an organic base, which is stronger than the alcohol. The invention also relates to the salts which are produced according to said method and to the use thereof as ionic liquids.

REFERENCES:
patent: WO 03087110 (2003-10-01), None
Pavlenko et al., 1989, CAS: 111:194893.
Pavlenko N.V. et al: Esters of bis(perfluoroalkyl)phosphinic acids, (Rf)2P(0)OR, are of interest as biologically active compounds, alkylating agents and surfactants: J. Gen. Chem. USSR, Bd. 59, 1989, XP002104254.

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