NOVEL STRONG ACIDS, METHOD FOR THEIR PREPARING, THEIR SOLUTION, SALT AND METHOD FOR PREPARING SALT

FIELD: chemistry of organophosphorus compounds, chemical technology. ^ SUBSTANCE: invention relates to fluorinated phosphoric acids of the general formula: [RyPF6-y]-H+ [I] wherein y = 1, 2 or 3; ligands R are similar and R represents perfluorinated (C1-C8)-alkyl or aryl group or partially fluorinat...

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Hauptverfasser: SHMIDT MIKHAEHL, KUCHERINA ANDRIJ, VILL'NER KHEL'GE, IGNAT'EV NIKOLAJ, SARTORI PETER, KHAJDER UDO, KJUNER ANDREAS, KHILARIUS FOL'KER
Format: Patent
Sprache:eng ; rus
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Zusammenfassung:FIELD: chemistry of organophosphorus compounds, chemical technology. ^ SUBSTANCE: invention relates to fluorinated phosphoric acids of the general formula: [RyPF6-y]-H+ [I] wherein y = 1, 2 or 3; ligands R are similar and R represents perfluorinated (C1-C8)-alkyl or aryl group or partially fluorinated (C1-C8)-alkyl or aryl group wherein some atoms F and H can be replaced for chlorine atom. Also, invention relates to a method for synthesis of above described acids by interaction perfluoroalkylphosphorane with fluorohydrogen in the presence of suitable solvent and/or proton acceptor, to salts comprising cation and anion of above described acid, and to a method for synthesis of salts. Acids of the formula [I] can be easily synthesized and show high proton activity and stable at room temperature in highly concentrated solution. ^ EFFECT: improved method of synthesis, improved and valuable properties of acids. ^ 18 cl, 33 ex