C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/261, 71/7.25
C07D 239/60 (2006.01) A01N 43/54 (2006.01) A01N 43/64 (2006.01)
Patent
CA 2005783
- 142 - ABSTRACT Disclosed are herbicidally active pyrimidine deriva- tives of the formula Image [I] wherein R represents a hydrogen atom or an etherifying group, e.g., a lower alkyl, lower alkenyl, lower alkynyl, phenyl-substituted lower alkenyl, lower haloalkenyl, cycloalkyl, substituted phenyl-substituted lower alkenyl or phenyl-substituted lower alkynyl group; or a group represented by the following formula: Image or Image wherein R1 represents a hydrogen atom or a lower alkyl group, X a halogen atom or a lower alkyl or lower alkoxyl group, m and n individually 0-2, and when m is 2, both Xs may be the same or different, and herbicidal compositions containing the same, alone or in combination with another herbicidally active compound, the pyrimidine derivatives being prepared by reaction of 2-(4,6-dimethoxy-2-pyrimi- dinyloxy)benzaldehyde with NH2OR or with a salt of hydroxylamine followed by reaction with a halide of the - 143 - formula RY wherein R has the same value as above and Y is Cl, Br or I.
Asano Tamotsu
Gohbara Masatoshi
Ishii Tsutomu
Nishida Makoto
Ozawa Shuji
Asano Tamotsu
Gohbara Masatoshi
Ishii Tsutomu
Kirby Eades Gale Baker
Mitsui Toatsu Chemicals Inc.
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