US4022607A
Expired / Lapsed
US
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Substituted oxazoles and thiazoles as herbicides
Assignee: Sandoz Inc
•
Filing: 1975-06-09
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Granted: 1977-05-10
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Expires: 1995-06-09
Abstract
Abstract Substituted oxazoles and thiazoles are useful as herbicides.
Inventors
- 👤 Thomas E. Jackson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:55
CPC Classifications
C; C07; C07D; C07D263/00; C07D263/02; C07D263/30; C07D263/34; C07D263/46; C07D277/00; C07D277/02; C07D277/20; C07D277/32; C07D277/36
Claims Analysis
Total Claims: 24
Claim 1
Independent Claim
116 words
The method of combatting weeds in a locus containing weeds comprising applying to the locus a herbicidally effective amount of a compound of the formula: ##STR18## wherein R° and R are independently hydrogen, alkyl of 1 to 6 carbon atoms, phenyl or substituted phenyl of the formula: ##STR19## in which Y is fluoro, chloro, bromo, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, trifluoromethyl, phenyl or phenoxy, and Y' is hydrogen, fluoro, chloro, bromo, alkyl of 1 to 4 carbon atoms or alkoxy of 1 to 4 carbon atoms, R' is alkyl of 1 to 6 carbon atoms, Z is oxygen or sulfur, and n is 0, 1 or 2.
Claim 2
Independent Claim
116 words
The method of combatting weeds in a locus containing weeds comprising applying to the locus a herbicidally effective amount of a compound of the formula: ##STR18## wherein R° and R are independently hydrogen, alkyl of 1 to 6 carbon atoms, phenyl or substituted phenyl of the formula: ##STR19## in which Y is fluoro, chloro, bromo, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, trifluoromethyl, phenyl or phenoxy, and Y' is hydrogen, fluoro, chloro, bromo, alkyl of 1 to 4 carbon atoms or alkoxy of 1 to 4 carbon atoms, R' is alkyl of 1 to 6 carbon atoms, Z is oxygen or sulfur, and n is 0, 1 or 2.
Claim 3
Dependent Claim
31 words
The method of claim 1 in which n is 1, R° is hydrogen or alkyl of 1 to 6 carbon atoms, R is phenyl or substituted phenyl and Z is oxygen.
Claim 4
Dependent Claim
44 words
The method of claim 2 in which R is phenyl or phenyl substituted independently by fluoro, chloro, bromo, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms or trifluoromethyl and R° is alkyl of 1 to 6 carbon atoms.
Claim 5
Dependent Claim
10 words
The method of claim 3 in which R is phenyl.
Claim 6
Dependent Claim
11 words
The method of claim 4 in which the compound is 5-methyl-2-methylsulfinyl-4-phenyl-oxazole.
Claim 7
Dependent Claim
10 words
The method of claim 1 in which Z is sulfur.
Claim 8
Dependent Claim
10 words
The method of claim 1 in which Z is oxygen.
Claim 9
Dependent Claim
10 words
The method of claim 7 in which n is 1.
Claim 10
Dependent Claim
31 words
The method of claim 1 in which n is 1, R° is hydrogen or alkyl or 1 to 6 carbon atoms, R is phenyl or substituted phenyl and Z is sulfur.
Claim 11
Dependent Claim
45 words
The method of claim 9 in which R is phenyl or phenyl substituted independently by fluoro, chloro, bromo, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms or trifluoromethyl and R° and is alkyl of 1 to 6 carbon atoms.
Claim 12
Dependent Claim
10 words
The method of claim 10 is which R is phenyl.
Claim 13
Dependent Claim
11 words
The method of claim 11 in which the compound is 5-methyl-2-methylsulfinyl-4-phenyl-thiazole.
Claim 14
Dependent Claim
25 words
The method of claim 1 in which weeds are combatted in a cultivated crop locus selected from the group consisting of wheat, cotton and soya.
Claim 15
Dependent Claim
31 words
The method of claim 13 in which n is 1, R° is hydrogen or alkyl of 1 to 6 carbon atoms, R is phenyl or substituted phenyl and Z is sulfur.
Claim 16
Dependent Claim
44 words
The method of claim 14 in which R is phenyl or phenyl substituted independently by fluoro, chloro, bromo alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms or trifluoromethyl and R° is alkyl of 1 to 6 carbon atoms.
Claim 17
Dependent Claim
10 words
The method of claim 15 is which R is phenyl.
Claim 18
Dependent Claim
10 words
The method of claim 16 in which the compound 5-methyl-2-methylsulfinyl-4-phenyl-thiazole.
Claim 19
Dependent Claim
114 words
A herbicidal composition comprising, as active agent, a herbicidally effective amount of a compound of the formula: ##STR20## wherein R° and R are independently hydrogen, alkyl of 1 to 6 carbon atoms, phenyl or substituted phenyl of the formula: ##STR21## in which Y is fluoro, chloro, bromo, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, trifluoromethyl, phenyl or phenoxy, and Y' is hydrogen, fluoro, chloro, bromo, alkyl of 1 to 4 carbon atoms or alkoxy of 1 to 4 carbon atoms, R' is alkyl of 1 to 6 carbon atoms, Z is oxygen or sulfur, and n is 0, 1 or 2, in association with a herbicide carrier.
Claim 20
Dependent Claim
114 words
A herbicidal composition comprising, as active agent, a herbicidally effective amount of a compound of the formula: ##STR20## wherein R° and R are independently hydrogen, alkyl of 1 to 6 carbon atoms, phenyl or substituted phenyl of the formula: ##STR21## in which Y is fluoro, chloro, bromo, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, trifluoromethyl, phenyl or phenoxy, and Y' is hydrogen, fluoro, chloro, bromo, alkyl of 1 to 4 carbon atoms or alkoxy of 1 to 4 carbon atoms, R' is alkyl of 1 to 6 carbon atoms, Z is oxygen or sulfur, and n is 0, 1 or 2, in association with a herbicide carrier.
Claim 21
Dependent Claim
31 words
The composition of claim 18 in which n is 1, R° is hydrogen or alkyl of 1 to 6 carbon atoms, R is phenyl or substituted phenyl and Z is sulfur.
Claim 22
Dependent Claim
44 words
The composition of claim 19 in which R is phenyl or phenyl substituted independently by fluoro, chloro, bromo, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms or trifluoromethyl and R° is alkyl of 1 to 6 carbon atoms.
Claim 23
Dependent Claim
10 words
The composition of claim 20 in which R is phenyl.
Claim 24
Dependent Claim
11 words
The composition of claim 21 in which the compound is 5-methyl-2-methylsulfinyl-4-phenyl-thiazole.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-05-09 | 1980-11-08 | 1981-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-05-09 | 1984-11-08 | 1985-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-05-09 | 1988-11-08 | 1989-05-10 | $7700.00 | Window Closed / Lapsed |