C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
71/8.1, 260/352.
C07D 317/44 (2006.01) C07D 317/46 (2006.01) C07D 317/72 (2006.01)
Patent
CA 1103261
ABSTRACT OF THE DISCLOSURE The present invention provides herbicidally active benzodioxole derivatives of the general formula I Image (I) in which R1 and R2 each represents a hydrogen atom, an alkyl group containing 1 to 9 carbon atoms, a monohalogenated alkyl group containing 1 to 3 carbon atoms, a dihalogenated alkyl group containing 1 to 3 carbon atoms, a pyridyl or furyl group, an unsubstituted phenyl group or a phenyl group substituted by one or two substituents selected from methyl groups, halogen atoms, cyano groups and methoxy groups, or R1 and R2 together with the adjacent carbon atom represent a cycloaliphatic hydro- carbon group containing 5 or 6 carbon atoms, R3 represents a hydrogen atom or a methyl group, R4 represents an alkyl group containing 1 to 4 carbon atoms, an alkenyl or alkynyl group containing 2 to 4 carbon atoms or a methoxy group and R5 repre- sents a hydrogen atom or a methyl group.
279478
Arndt Friedrich
Franke Heinrich
Marks & Clerk
Schering Aktiengesellschaft
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