Claims
- 1. A compound of the formula ##STR8## wherein X is a hydrogen atom, a halogen atom, a trifluoromethyl group, or a (C.sub.1 -C.sub.4) alkyl group,
- T is a hydrogen atom, a halogen atom, or a trifluoromethyl group, and
- Z is a (C.sub.1 -C.sub.4) alkoxy group having one or more hydrogen atoms replaced by a carboxy group, or an agronomically-acceptable salt thereof, or a carb(C.sub.1 -C.sub.4)alkoxy group.
- 2. A compound according to claim 1 wherein Z is a group of the formula ##STR9## wherein Z.sup.1 is a carboxy group, or an agronomically-acceptable salt thereof, or a carb(C.sub.1 -C.sub.4)alkoxy group,
- Z.sup.2 is a hydrogen atom or a (C.sub.1 -C.sub.3)alkyl group, and
- n is 0 or 1.
- 3. A compound according to claim 1 wherein Y is a hydrogen atom.
- 4. A compound according to claim 3 wherein X is a halogen atom.
- 5. A compound according to claim 2 wherein Z.sup.2 is a methyl group and n is 0.
- 6. A compound according to claim 5 wherein Z.sup.1 is a carb(C.sub.1 -C.sub.4)alkoxy group.
- 7. A compound according to claim 6 wherein X is a chlorine atom and Z.sup.1 is a carbethoxy group.
- 8. A compound according to claim 5 wherein Z.sup.1 is a carboxy group or an agronomically-acceptable salt thereof.
- 9. A compound according to claim 8 wherein X is a chlorine atom.
- 10. A herbicidal composition which comprises a herbicidally effective amount of a compound according to claim 1 and an agronomically-acceptable carrier.
- 11. A composition according to claim 10 which also comprises a surfactant.
- 12. A method of controlling weeds which comprises applying to the surface of the growth medium prior to the emergence of the weeds from the growth medium a compound according to claim 1 in an amount sufficient to control the growth of the weeds.
- 13. The method of claim 12 wherein the compound is applied at a rate of about 0.1 to about 12 pounds per acre.
- 14. A method of controlling weeds which comprises applying to weed seedlings a compound according to claim 1 in an amount sufficient to control the growth of the seedlings.
- 15. The method of claim 14 wherein the compound is applied at a rate of about 0.1 to about 12 pounds per acre.
CROSS REFERENCE TO RELATED APPLICATIONS
This application is a continuation-in-part of our copending applications Serial No. 617,560 and Serial No. 617,562, both filed September 29, 1975, which are in turn a continuation-in-part and a division, respectively, of Serial No. 331,719, filed February 12, 1973, now U.S. Patent 3,928,416, granted December 23, 1975, which is in turn a continuation-in-part of Serial No. 234,651, filed March 14, 1972, now U.S. Patent No. 3,798,276, granted March 19, 1974.
US Referenced Citations (6)
Related Publications (1)
|
Number |
Date |
Country |
|
617562 |
Sep 1975 |
|
Divisions (1)
|
Number |
Date |
Country |
Parent |
331719 |
Feb 1973 |
|
Continuation in Parts (3)
|
Number |
Date |
Country |
Parent |
617560 |
Sep 1975 |
|
Parent |
331719 |
Feb 1973 |
|
Parent |
234651 |
Mar 1972 |
|