Claims
- 1. A compound of the formula ##STR9## wherein X is a hydrogen atom, a halogen atom, a trifluoromethyl group, or a (C.sub.1 -C.sub.4)alkyl group,
- Y is a hydrogen atom, a halogen atom, or a trifluoromethyl group, and
- Z is a cyano group or a (C.sub.1 -C.sub.4)alkylthio group.
- 2. A compound according to claim 1 wherein Y is a hydrogen atom.
- 3. A compound according to claim 2 wherein X is a halogen atom.
- 4. A compound according to claim 3 wherein Z is a cyano group.
- 5. A compound according to claim 4 wherein X is a chlorine atom.
- 6. A compound according to claim 3 wherein Z is a (C.sub.1 -C.sub.4)alkylthio group.
- 7. A herbicidal composition which comprises a compound according to claim 1 and an agronomically-acceptable carrier.
- 8. A composition according to claim 7 which also comprises a surfactant.
- 9. 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.
- 10. The method of claim 9 wherein the compound is applied at a rate of about 0.1 to about 12 pounds per acre.
- 11. 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.
- 12. The method of claim 11 wherein the compound is applied at a rate of about 0.1 to about 12 pounds per acre.
CROSS REFERENCE TO RELATED APPLICATIONS
This is a division of application Ser. No. 111,560 filed Jan. 14, 1980, U.S. Pat. No. 4,330,324, which is a division of application Ser. No. 881,227 filed Feb. 22, 1978, U.S. Pat. No. 4,220,468, which is a division of application Ser. No. 719,484 filed Aug. 31, 1976 and now U.S. Pat. No. 4,093,446, which is a continuation-in-part of application Ser. No. 617,560 filed Sept. 29, 1975 and now U.S. Pat. No. 4,063,929 and also a continuation-in-part of application Ser. No. 617,562 filed Sept. 29, 1975 and now U.S. Pat. No. 4,064,798, which are in turn a continuation-in-part and a division, respectively, of application Ser. No. 331,719 filed Feb. 12, 1973 and now U.S. Pat. No. 3,928,416, which is in turn a continuation-in-part of application Ser. No. 234,651 filed Mar. 14, 1972 and now U.S. Pat. No. 3,798,276.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
3776961 |
Theissen |
Dec 1973 |
|
Foreign Referenced Citations (1)
Number |
Date |
Country |
4962637 |
Jun 1974 |
JPX |
Divisions (4)
|
Number |
Date |
Country |
Parent |
111560 |
Jan 1980 |
|
Parent |
881227 |
Feb 1978 |
|
Parent |
719484 |
Aug 1976 |
|
Parent |
331719 |
Feb 1973 |
|
Continuation in Parts (3)
|
Number |
Date |
Country |
Parent |
617560 |
Sep 1975 |
|
Parent |
331719 |
Feb 1973 |
|
Parent |
234651 |
Mar 1972 |
|