Patent ID: 8383640

Claim:
A substituted pyrimidine ether compound having the following general formula I: wherein: R 1 is selected from H or C 1 -C 4 alkyl; R 2 is selected from phenyl, benzyl or pyridyl; each phenyl, benzyl and pyridyl optionally substituted with 1-3 substituents independently selected from the group consisting of halogen, NO 2 , CN, C 1 -C 3 alkyl, C 1 -C 3 haloalkyl, C 1 -C 3 alkoxy or C 1 -C 3 haloalkoxy; R 3 and R 4 may be the same or different, selected from H, Cl, Br, NO 2 , CN, C 1 -C 4 alkyl, C 1 -C 4 haloalkyl, C 3 -C 6 cycloalkyl, C 1 -C 3 alkoxy or C 1 -C 3 haloalkoxy; X is O or S; Q is or a salt or a stereoisomer thereof.