Separation/purification of desflurane from hydrogen fluoride

Details Separation/purification of desflurane from hydrogen fluoride Separation/purification of desflurane from hydrogen fluoride

C - Chemistry, Metallurgy

07

C

C07C 41/22 (2006.01)

Patent

CA 2597788

An azeotrope comprising desflurane (CF3CFHOCF2H) and hydrogen fluoride (HF). The azeotrope can be prepared by fractionally distilling a crude mixture of desflurane and HF. Purer desflurane can be readily and easily separated from the azeotrope. It is emphasized that this abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader quickly to ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the appended issued claims.

L'invention concerne un azéotrope comprenant du desflurane (CF3CFHOCF2H) et du fluorure d'hydrogène (FH). L'azéotrope peut être préparé par distillation fractionnelle d'un mélange brut de desflurane et de FH. Du desflurane plus pur peut ainsi être facilement séparé de l'azéotrope.

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