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US RE31,226 EGranted
4-Trifluoromethyl-2,6-dinitroanilines
AssigneeEli Lilly and Company
InventorQuentin F. Soper
Life of this patent
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Abstract
This invention relates to a group of novel substituent anilines, useful in eliminating germinating and seedling weed grasses and selected broadleaf weeds.
Claims5
A compound represented by the following formula:
- ##STR2## wherein R.sub.3 is [C.sub.2 -C.sub.4 alkyl, allyl, or] hydrogen;
- [R.sub.4 is methyl, ethyl, n-propyl, n-butyl, iso-butyl or allyl when R.sub.3 is either C.sub.2 -C.sub.4 alkyl or allyl;] and R.sub.4 is 2-pentyl or 3-pentyl [when R.sub.3 is hydrogen;
- the sum of the carbon atoms in the groups represented by R.sub.3 and R.sub.4 being greater than 3]. [
[3. A compound according to claim 1 wherein R.sub.3 is ethyl and R.sub.4 is n-propyl.]
[4. A compound according to claim 1 wherein R.sub.3 is n-butyl and R.sub.4 is ethyl.]
[5. A compound according to claim 1 wherein R.sub.3 is n-butyl and R.sub.4 is
- n-propyl.] 6. A compound according to claim 1 wherein R.sub.3 is hydrogen and R.sub.4 is 3-pentyl.
Dependencies are inferred from the claim text.