2,6-dihalo-5-alkoxy-4-substituted-pyrimidines, pyrimidine-carbaldehydes, and methods of formation and use
View Patent ↗2,6-Dihalo-5-alkoxy-4-substituted-pyrimidines, 2,6-dihalo-5-alkoxy-4-pyrimdine carbaldehydes, and derivatives of each are useful intermediates in forming potent herbicides that demonstrate a broad spectrum of weed control. These compounds are disclosed, as are methods of forming and using these compounds.
1. A compound of the formula I
wherein
X 1 represents a halogen;
R 1 represents a member selected from the group consisting of vinylic, aryl, alkenyl, and furanyl; and
Q represents a C 1 -C 2 alkoxy.
2. The compound of claim 1 in which X 1 represents chlorine.
3. The compound of claim 1 in which Q represents methoxy.
4. The compound of claim 1 in which R 1 represents vinylic.
5. A compound of the formula II
wherein
X 1 represents a halogen; and
Q represents a C 1 -C 2 alkoxy.
6. The compound of claim 5 in which X 1 represents chlorine.
7. The compound of claim 5 in which Q represents methoxy.
8. The compound of claim 1 in which R 1 represents vinyl, allyl, or furanyl.