C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 303/42 (2006.01) A01N 43/00 (2006.01) C07C 313/02 (2006.01) C07D 231/44 (2006.01)
Patent
CA 2739035
12 The invention relates to a process for purifying trifluoromethanesulfinic acid by azeotropic distillation with an aromatic solvent, to processes for preparing purified trifluoromethanesulfinic acid and to the use of the purified trifluoromethanesulfinic acid for preparing trifluoromethylsulfinylated pyrazole derivatives, especially fipronil.
L'invention concerne un procédé de purification d'acide trifluorométhanesulfinique par distillation azéotropique avec un solvant aromatique, un procédé de production d'acide trifluorométhanesulfinique purifié, et l'utilisation de l'acide trifluorométhanesulfinique purifié pour la production de dérivés de pyrazol trifluorométhylsulfinylés, en particulier de Fipronil.
Fuelster Stefan
Keil Michael
Korte Alexander
Rack Michael
Sukopp Martin
Merial Limited
Smart & Biggar
LandOfFree
Method for producing and purifying trifluoromethanesulfinic... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method for producing and purifying trifluoromethanesulfinic..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method for producing and purifying trifluoromethanesulfinic... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1628219