C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/313.3, 71/8.
C07D 249/12 (2006.01) A01N 43/653 (2006.01)
Patent
CA 1331463
ABSTRACT: A herbicidal compound which is a Q-substituted 1- phenyl-4,5-dihydro-1,2,4-triazol-5(1H)-one in which the Q-substituent is bonded to the ring-carbon atom at the 5-position of the phenyl group and in which: Q is -CH(R2)C(R3)(R4)Q' or -CH=C(R4)Q'; R2 and R3 are each, independently, H or halogen; R4 is H or lower alkyl: Q' is COOH, COOZ, COOR5, CON(R6)(R7), CN, CHO or C(O)R5; Z is a salt-forming group: R5 is alkyl, alkoxycarbonylalkyl, cycloalkyl or aralkyl; each of R6 and R7 is, independently, a radical which is alkyl, cycloalkyl, alkenyl, alkynyl, alkoxy, phenyl, benzyl or SO2R6 or is one of said radicals substituted by halogen, alkyl or cyano; said compound being one whose 5-Methoxy Analogs and 5- Propargyloxy Analog are herbicides.
606499
Fmc Corporation
Osler Hoskin & Harcourt Llp
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