PREPARATION OF SUBSTITUTED 3-ARYL-5-HALOALKYL-PYRAZOLES HAVING HERBICIDAL ACTIVITY - Patent 0923520

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EP 0 923 520 A2

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(43)	Date of publication:
	23.06.1999 Bulletin 1999/25

(21)	Application number: 97931231.0

(22)	Date of filing: 16.06.1997

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International Patent Classification (IPC):

C07C 45/ 45^{( . )}
C07C 65/ 32^{( . )}
C07D 231/ 12^{( . )}

C07C 49/ 80^{( . )}
C07C 69/ 738^{( . )}
C07D 231/ 16^{( . )}

(86)	International application number:
	PCT/US1997/010525

(87)	International publication number:
	WO 1997/048668 (24.12.1997 Gazette 1998/03)

(84)	Designated Contracting States:
	AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

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Priority:

20.06.1996 US 19960667103
20.06.1996 US 19960667135
20.06.1996 US 19960667256

(71)	Applicant: MONSANTO COMPANY
	St. Louis, Missouri 63167 (US)

(72)	Inventors:
	HAMPER, Bruce, C. Kirkwood, MO 63167 (US) MAO, Michael, K. Chesterfield, MO 63017 (US)

(74)	Representative: Bosch, Henry, et al
	Monsanto Services International SA Avenue de Tervuren 270-272 1150 Bruxelles 1150 Bruxelles (BE)

(54)	PREPARATION OF SUBSTITUTED 3-ARYL-5-HALOALKYL-PYRAZOLES HAVING HERBICIDAL ACTIVITY