C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/542.2, 260/2
C07D 213/64 (2006.01) C07D 213/643 (2006.01)
Patent
CA 1230593
ABSTRACT A PROCESS FOR THE PREPARATION OF ARYLOXYBENZOIC ACIDS CONTAINING A SULPHONAMIDE GROUP A process for the preparation of herbicidal aryloxybenzoic acids containing a sulphonamide group by reacting an aryloxybenzoic acid halide, which may be impure, with a sulphonamide in the presence of a halogenating agent such as P(0)C13.
454361
Macrae & Co.
Rhone-Poulenc Agrochimie
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