US4302241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Agricultural sulfonamides
Assignee: EIDP Inc
•
Filing: 1979-11-30
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Granted: 1981-11-24
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Expires: 1999-11-30
Abstract
Abstract This invention relates to novel N-(heterocyclicaminocarbonyl)arylsulfonamides in which the aryl radical is substituted by two carboxyl radicals. The compounds have utility as herbicides.
Inventors
- 👤 George Levitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:21
CPC Classifications
C; C07; C07C; C07C311/00; C07C311/65; A; A01; A01N; A01N47/00; A01N47/08; A01N47/28; A01N47/36; C07C205/00; C07C205/49; C07C205/57; C07D; C07D521/00
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
196 words
A compound selected from ##STR111## wherein Q is O or ##STR112## W is O or S; when Q is O, then R is C 1 -C 4 alkyl, C 3 -C 4 alkenyl, CH 2 CH 2 Cl or CH 2 CH 2 OCH 3 ; when Q is ##STR113## then R is H, C 1 -C 4 alkyl or C 3 -C 4 alkenyl; R 1 is H, C 1 -C 4 alkyl, and R and R 1 can be taken together to form --(CH 2 ) 4 , --(CH 2 ) 5 --, and --CH 2 CH 2 O--CH 2 CH 2 --; X is CH 3 , CH 3 O, CH 2 CH 3 O or Cl; Y is CH 3 , CH 3 O(CH 2 ) n , where n' is 0, 1 or 2, CH 3 CH 2 O, or R 2 O 2 CCHR 1 O where R 1 is H or CH 3 and R 2 is H or C 1 -C 3 alkyl; Z is CH, or C--CH 3 ; with the proviso that when Q is ##STR114## then the floating ##STR115## must be in the 3 position.
Claim 2
Dependent Claim
196 words
A compound selected from ##STR111## wherein Q is O or ##STR112## W is O or S; when Q is O, then R is C 1 -C 4 alkyl, C 3 -C 4 alkenyl, CH 2 CH 2 Cl or CH 2 CH 2 OCH 3 ; when Q is ##STR113## then R is H, C 1 -C 4 alkyl or C 3 -C 4 alkenyl; R 1 is H, C 1 -C 4 alkyl, and R and R 1 can be taken together to form --(CH 2 ) 4 , --(CH 2 ) 5 --, and --CH 2 CH 2 O--CH 2 CH 2 --; X is CH 3 , CH 3 O, CH 2 CH 3 O or Cl; Y is CH 3 , CH 3 O(CH 2 ) n , where n' is 0, 1 or 2, CH 3 CH 2 O, or R 2 O 2 CCHR 1 O where R 1 is H or CH 3 and R 2 is H or C 1 -C 3 alkyl; Z is CH, or C--CH 3 ; with the proviso that when Q is ##STR114## then the floating ##STR115## must be in the 3 position.
Claim 3
Dependent Claim
8 words
Compounds of claim 1 wherein W is O.
Claim 4
Dependent Claim
8 words
Compounds of claim 2 wherein Q is oxygen.
Claim 5
Dependent Claim
29 words
Compounds of claim 3 wherein Y is CH 3 --, --OCH 3 or ##STR116## and X is CH 3 , CH 3 O or CH 3 CH 2 O.
Claim 6
Dependent Claim
15 words
Compounds of claim 4 wherein R is CH 3 or --CH 2 CH 3 .
Claim 7
Dependent Claim
9 words
The compound of claim 1, 2-{[(4,6-Dimethoxypyrimidin-2-yl)aminocarbonyl]aminosulfonyl}-1,4-benzenedicarboxylic acid, dimethyl ester.
Claim 8
Dependent Claim
9 words
The compound of claim 1, 2-{[(4-Methoxy-6-methylpyrimidin-2-yl)aminocarbonyl]-aminosulfonyl}-1,4-benzenedicarboxylic acid, dimethyl ester.
Claim 9
Dependent Claim
9 words
The compound of claim 1, 2-{[(4,6-Dimethylpyrimidin-2-yl)aminocarbonyl]aminosulfonyl}-1,4-benzenedicarboxylic acid, dimethyl ester.
Claim 10
Dependent Claim
9 words
The compound of claim 1, 2-{[(4,6-Dimethoxypyrimidin-2-yl)aminocarbonyl]aminosulfonyl}-1,4-benzenedicarboxylic acid, dipropyl ester.
Claim 11
Dependent Claim
36 words
A composition for the control of undesirable vegetation consisting essentially of an effective amount of a compound of claim 1 and at least one of (a) a surface-active agent and (b) a solid or liquid diluent.
Claim 12
Dependent Claim
36 words
A composition for the control of undesirable vegetation consisting essentially of an effective amount of a compound of claim 2 and at least one of (a) a surface-active agent and (b) a solid or liquid diluent.
Claim 13
Dependent Claim
36 words
A composition for the control of undesirable vegetation consisting essentially of an effective amount of a compound of claim 3 and at least one of (a) a surface-active agent and (b) a solid or liquid diluent.
Claim 14
Dependent Claim
36 words
A composition for the control of undesirable vegetation consisting essentially of an effective amount of a compound of claim 4 and at least one of (a) a surface-active agent and (b) a solid or liquid diluent.
Claim 15
Dependent Claim
36 words
A composition for the control of undesirable vegetation consisting essentially of an effective amount of the compound of claim 5 and at least one of (a) a surface-active agent and (b) a solid or liquid diluent.
Claim 16
Dependent Claim
27 words
A method for the control of undesirable vegetation comprising applying to the locus of such undesirable vegetation a herbicidally effective amount of a compound of claim 1.
Claim 17
Dependent Claim
27 words
A method for the control of undesirable vegetation comprising applying to the locus of such undesirable vegetation a herbicidally effective amount of a compound of claim 2.
Claim 18
Dependent Claim
27 words
A method for the control of undesirable vegeation comprising applying to the locus of such undesirable vegetation a herbicidally effective amount of a compound of claim 3.
Claim 19
Dependent Claim
27 words
A method for the control of undesirable vegetation comprising applying to the locus of such undesirable vegetation a herbicidally effective amount of a compound of claim 4.
Claim 20
Dependent Claim
27 words
A method for the control of undesirable vegetation comprising applying to the locus of such undesirable vegetation a herbicidally effective amount of the compound of claim 5.
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) | 1984-11-23 | 1985-05-25 | 1985-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-11-23 | 1989-05-25 | 1989-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-11-23 | 1993-05-25 | 1993-11-24 | $7700.00 | Window Closed / Lapsed |