Method for preparing bismuth tris-trifluoromethanesulphonate

Details Method for preparing bismuth tris-trifluoromethanesulphonate Method for preparing bismuth tris-trifluoromethanesulphonate

C - Chemistry, Metallurgy

07

F

C07F 9/94 (2006.01) C07C 309/06 (2006.01) C07C 323/32 (2006.01)

Patent

CA 2401617

The invention concerns a method for preparing bismuth tris-trifluoromethanesulphonate, characterised in that it consists in reacting CF¿3?SO¿3?H trifluoromethanesulphonic acid with Bi¿2?O¿3? bismuth trioxide in a medium consisting of a water/alcohol mixture, and in recuperating the resulting bismuth tris-trifluoromethanesulphonate.

La présente invention concerne un procédé de préparation du tristrifluorométhanesulfonate de bismuth, caractérisé en ce qu'on fait réagir de l'acide trifluorométhanesulfonique CF3SO3H avec du trioxyde de bismuth Bi2O3 dans un milieu constitué d'un mélange eau/alcool, et en ce qu'on récupère le tris-trifluorométhanesulfonate de bismuth obtenu.

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