US4544401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Agricultural pyridinesulfonamides
Assignee: EIDP Inc
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Filing: 1981-01-22
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Granted: 1985-10-01
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Expires: 2001-01-22
Abstract
Abstract N-(heterocyclicaminocarbonyl)pyridinesulfonamides; are useful for the regulation of plant growth and as pre-emergence and post-emergence herbicides.
Inventors
- 👤 George Levitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:56
CPC Classifications
C; C07; C07D; C07D521/00; A; A01; A01N; A01N47/00; A01N47/08; A01N47/28; A01N47/36; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/62; C07D213/70; C07D213/71
Claims Analysis
Total Claims: 27
Claim 1
Independent Claim
304 words
A compound of the formula: ##STR91## R 1 is H, Cl, Br, F, C 1 -C 4 alkyl, C 1 -C 4 alkoxy, C 1 -C 4 alkylthio, COOR 5 , NR 6 R 7 or SO 2 NR 10 R 11 ; R 2 is H, Cl, Br or CH 3 ; R 3 and R 4 are independently H or CH 3 ; R 5 is C 1 -C 6 alkyl, C 3 -C 6 alkenyl, CH 2 CH 2 OCH 3 , CH 2 CH 2 OCH 2 CH 3 , CH 2 CH 2 CH 2 OCH 3 or CH 2 CH 2 Cl; R 6 and R 7 are independently CH 3 or CH 3 CH 2 ; R 6 and R 7 can be taken together to form --(CH 2 ) 4 --, --(CH 2 ) 5 -- or --CH 2 CH 2 OCH 2 CH 2 --; R 10 and R 11 are independently CH 3 or CH 3 CH 2 ; W is oxygen or sulfur; X is CH 3 , --OCH 3 or --OCH 2 CH 3 ; Y is H, Cl, CH 3 , CF 3 , --NHCH 3 , --N(CH 3 ) 2 --, --CH 2 OR 8 , --CH 2 CH 2 OR 8 , --OCH 2 CF 3 or VR 9 ; Z is CH; V is oxygen or sulfur; R 8 is CH 3 or CH 3 CH 2 ; or R 9 is CH 3 , CH 3 CH 2 , CH 2 CO 2 R 8 , CH 2 CH 2 OR 8 , C(CH 3 )HCO 2 R 8 or CH 2 CH 2 CO 2 R 8 ; and agricultural salts thereof; providing that: R 1 is at the 2- or 4-position of the pyridine ring.
Claim 2
Dependent Claim
304 words
A compound of the formula: ##STR91## R 1 is H, Cl, Br, F, C 1 -C 4 alkyl, C 1 -C 4 alkoxy, C 1 -C 4 alkylthio, COOR 5 , NR 6 R 7 or SO 2 NR 10 R 11 ; R 2 is H, Cl, Br or CH 3 ; R 3 and R 4 are independently H or CH 3 ; R 5 is C 1 -C 6 alkyl, C 3 -C 6 alkenyl, CH 2 CH 2 OCH 3 , CH 2 CH 2 OCH 2 CH 3 , CH 2 CH 2 CH 2 OCH 3 or CH 2 CH 2 Cl; R 6 and R 7 are independently CH 3 or CH 3 CH 2 ; R 6 and R 7 can be taken together to form --(CH 2 ) 4 --, --(CH 2 ) 5 -- or --CH 2 CH 2 OCH 2 CH 2 --; R 10 and R 11 are independently CH 3 or CH 3 CH 2 ; W is oxygen or sulfur; X is CH 3 , --OCH 3 or --OCH 2 CH 3 ; Y is H, Cl, CH 3 , CF 3 , --NHCH 3 , --N(CH 3 ) 2 --, --CH 2 OR 8 , --CH 2 CH 2 OR 8 , --OCH 2 CF 3 or VR 9 ; Z is CH; V is oxygen or sulfur; R 8 is CH 3 or CH 3 CH 2 ; or R 9 is CH 3 , CH 3 CH 2 , CH 2 CO 2 R 8 , CH 2 CH 2 OR 8 , C(CH 3 )HCO 2 R 8 or CH 2 CH 2 CO 2 R 8 ; and agricultural salts thereof; providing that: R 1 is at the 2- or 4-position of the pyridine ring.
Claim 3
Dependent Claim
14 words
A compound of claim 1 wherein R 3 is H and W is oxygen.
Claim 4
Dependent Claim
10 words
A compound of claim 2 wherein R 2 is hydrogen.
Claim 5
Dependent Claim
17 words
A compound of claim 3 wherein R 1 is Cl, CH 3 O or CH 3 .
Claim 6
Dependent Claim
11 words
Compounds of claim 4 wherein R 1 is 2- or 4-chloro.
Claim 7
Dependent Claim
10 words
A compound of claim 5 wherein R 4 is hydrogen.
Claim 8
Dependent Claim
10 words
A compound of claim 5 wherein R 1 is chlorine.
Claim 9
Dependent Claim
33 words
A compound of claim 5 wherein X is CH 3 or --OCH 3 ; and Y is CH 3 , --OCH 3 , OCH 2 CH 3 or --CH 2 OCH 3 .
Claim 10
Dependent Claim
17 words
A compound of claim 8 wherein R 3 and R 4 are hydrogen and W is oxygen.
Claim 11
Dependent Claim
6 words
The compound of claim 1, 2-chloro-N-[(4-methoxy-6-methylpyrimidin-2-yl)aminocarbonyl)]-3-pyridinesulfonamide.
Claim 12
Dependent Claim
6 words
The compound of claim 1, 2-chloro-N-[(4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]-3-pyridinesulfonamide.
Claim 13
Dependent Claim
6 words
The compound of claim 1, 2-chloro-N-[(4,6-dimethylpyrimidin-2-yl)aminocarbonyl]-3-pyridinesulfonamide.
Claim 14
Dependent Claim
33 words
A composition suitable for controlling the growth of undesired vegetation which comprises an effective amount of a compound of claim 1 and at least one of the following: surfactant, solid or liquid diluent.
Claim 15
Dependent Claim
33 words
A composition suitable for controlling the growth of undesired vegetation which comprises an effective amount of a compound of claim 2 and at least one of the following: surfactant, solid or liquid diluent.
Claim 16
Dependent Claim
33 words
A composition suitable for controlling the growth of undesired vegetation which comprises an effective amount of a compound of claim 3 and at least one of the following: surfactant, solid or liquid diluent.
Claim 17
Dependent Claim
33 words
A composition suitable for controlling the growth of undesired vegetation which comprises an effective amount of a compound of claim 4 and at least one of the following: surfactant, solid or liquid diluent.
Claim 18
Dependent Claim
33 words
A composition suitable for controlling the growth of undesired vegetation which comprises an effective amount of a compound of claim 5 and at least one of the following: surfactant, solid or liquid diluent.
Claim 19
Dependent Claim
33 words
A composition suitable for controlling the growth of undesired vegetation which comprises an effective amount of a compound of claim 6 and at least one of the following: surfactant, solid or liquid diluent.
Claim 20
Dependent Claim
33 words
A composition suitable for controlling the growth of undesired vegetation which comprises an effective amount of the compound of claim 7 and at least one of the following: surfactant, solid or liquid diluent.
Claim 21
Dependent Claim
27 words
A method for controlling the growth of undesired vegetation which comprises applying to the locus to be protected an effective amount of a compound of claim 1.
Claim 22
Dependent Claim
27 words
A method for controlling the growth of undesired vegetation which comprises applying to the locus to be protected an effective amount of a compound of claim 2.
Claim 23
Dependent Claim
27 words
A method for controlling the growth of undesired vegetation which comprises applying to the locus to be protected an effective amount of a compound of claim 3.
Claim 24
Dependent Claim
27 words
A method for controlling the growth of undesired vegetation which comprises applying to the locus to be protected an effective amount of a compound of claim 4.
Claim 25
Dependent Claim
27 words
A method for controlling the growth of undesired vegetation which comprises applying to the locus to be protected an effective amount of a compound of claim 5.
Claim 26
Dependent Claim
27 words
A method for controlling the growth of undesired vegetation which comprises applying to the locus to be protected an effective amount of a compound of claim 6.
Claim 27
Dependent Claim
27 words
A method for controlling the growth of undesired vegetation which comprises applying to the locus to be protected an effective amount of the compound of claim 7.
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) | 1988-09-30 | 1989-04-01 | 1989-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-09-30 | 1993-04-01 | 1993-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-09-30 | 1997-04-01 | 1997-10-01 | $7700.00 | Window Closed / Lapsed |