| 发明名称 |
METHOD FOR PRODUCING AND PURIFYING TRIFLUOROMETHANESULFINIC ACID |
| 摘要 |
The invention relates to a method for purifying trifluoromethanesulfinic acid by azeotropic distillation using an aromatic solvent, to a method for producing purified trifluoromethanesulfinic acid, and to the use of the purified trifluoromethanesulfinic acid for the production of trifluoromethylsulfinylated pyrazole derivatives, in particular fipronil.
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| 申请公布号 |
CA2739035(A1) |
申请公布日期 |
2010.04.08 |
| 申请号 |
CA20092739035 |
申请日期 |
2009.09.28 |
| 申请人 |
MERIAL LIMITED |
发明人 |
SUKOPP, MARTIN;KORTE, ALEXANDER;FUELSTER, STEFAN;KEIL, MICHAEL;RACK, MICHAEL |
| 分类号 |
C07C303/42;A01N43/00;C07C313/02;C07D231/44 |
主分类号 |
C07C303/42 |
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