Back to results
US 2023/0263162 A1Published application
A composition and method for preparing n-phenylpyrazole-1-carboxamides
AssigneesFMC Corporation, Fmc Agro Singapore Pte. Ltd.
InventorsKåre SØNDERGAARD, Jack K. VINTHER
Life of this patent
Estimating the term…
Abstract
An improved method is disclosed for preparing an organic pesticide of Formula 4-A from (1) a composition comprising: (a) a crystalline organic pesticide; (b and c) compounds of Formulae 1 and 2; (d) an amine base and (e) an aprotic solvent; (2) reacting with a sulfonyl chloride of Formula 3; and (3) allowing the mixture to proceed to an organic pesticide of Formula 4-A. wherein R1, R2, R3, R4, R5, R6, R7 and R8 are as defined in the disclosure.
Claims19
A composition comprising:
- (a) a crystalline organic pesticide,
- (b) a carboxylic acid compound of Formula 1,
- (c) an aniline compound of Formula 2,
- (d) an amine base and
- (e) an aprotic solvent.
2 more elements
Dependencies are inferred from the claim text.