METHOD OF PURIFYING FLUOROMETHYL 1,1,1,3,3,3-HEXAFLUOROISOPROPYL ETHER

A highly pure fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether can be obtained by contacting the crude ether with a Bronsted acid, a Lewis acid, or an acid immobilized by, for example, a resin to remove impurities which are difficult to expel by distillation. Ether 1,1,1,3,3,3-hexafluoroisopropyli...

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Bibliographic Details
Main Authors KAWAI, TOSHIKAZU, WATANABE, MINEO, KUMAKURA, MANAMI, YOSHIMURA, TAKAAKI
Format Patent
LanguageEnglish
French
Japanese
Published 05.10.1995
Edition6
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:A highly pure fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether can be obtained by contacting the crude ether with a Bronsted acid, a Lewis acid, or an acid immobilized by, for example, a resin to remove impurities which are difficult to expel by distillation. Ether 1,1,1,3,3,3-hexafluoroisopropylique de fluorométhyle de grande pureté obtenu par mise en contact de l'éther brut avec un acide de Bronsted, un acide de Lewis ou un acide immobilisé, par exemple, par une résine, afin d'éliminer les impuretés difficilement éliminables par distillation.
Bibliography:Application Number: WO1995JP00536