EP0044210A1
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Herbicidal sulfonamides
Assignee: EIDP Inc
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Filing: 1981-07-10
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Granted: —
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Expires: 2001-07-10
Abstract
Abstract The invention relates to compounds of the formula (wherein R 2 is C 2 -C 5 alkenyl, C 5 -C 6 cycloalkenyl or C 2 -C 3 alkenyl substituted with 1-3 chlorine atoms; n is 0 or 1; R, is H, F, Cl, Br, NO 2 , CF 3 , C 1 -C 4 alkyl, OCF 3 or C 1 -C 3 alkoxy . R 5 , and R 6 are independently H or CH 3 ; A is
Inventors
- 👤 Chin-Wan Chen
- 👤 Gregory Wayne Schwing
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-02 15:06
CPC Classifications
C; C07; C07C; C07C309/00; C07C309/78; C07C309/86; C07C309/89; A; A01; A01N; A01N47/00; A01N47/08; A01N47/28; A01N47/36; C07C311/00; C07C311/65; C07D; C07D327/00; C07D327/02; C07D327/04; C07D521/00
Claims Analysis
Total Claims: 25
Claim 1
Independent Claim
221 words
A compound of the formula I (wherein R is R 2 is C 2 -C 5 alkenyl, C 5 -C 6 cycloalkenyl or C 2 -C 3 alkenyl substituted with 1-3 chlorine atoms; n is 0 or 1; R 1 is H, F, Cl, Br, NO 2 , CF3, C 1 -C 4 alkyl, OCF 3 C 1 -C 3 alkoxy; R 5 and R 6 are independently H or CH 3 ; A is X is H, CH 3 , OCH 3 , OCH 2 CH 3 , OCH 2 CF 3 , CH 2 OCH 3 or Cl; Y is CH 3 , OCH 3 , OCH2CH3 , NH2 , NHCH 3 or N(CH 3 ) 2 ; Z is N, CH, CC1, CBr, CCN, CCH 3 , CCH 2 CH 3 , CCH 2 CH 2 Cl or CCH2CH=CH2; Y 1 is H, CH 3 , OCH 3 or Cl; X 2 and Y 2 are independently CH 3 or OCH3; and Q is O or CH 2 ; provided that (1) when Z is other than N or CH, then X is H, CH 3 or OCH 3 and Y is CH 3 or OCH 3 , and (2) when Z is N and X is Cl, then Y is CH 3 ) or a salt thereof.
Claim 2
Dependent Claim
221 words
A compound of the formula I (wherein R is R 2 is C 2 -C 5 alkenyl, C 5 -C 6 cycloalkenyl or C 2 -C 3 alkenyl substituted with 1-3 chlorine atoms; n is 0 or 1; R 1 is H, F, Cl, Br, NO 2 , CF3, C 1 -C 4 alkyl, OCF 3 C 1 -C 3 alkoxy; R 5 and R 6 are independently H or CH 3 ; A is X is H, CH 3 , OCH 3 , OCH 2 CH 3 , OCH 2 CF 3 , CH 2 OCH 3 or Cl; Y is CH 3 , OCH 3 , OCH2CH3 , NH2 , NHCH 3 or N(CH 3 ) 2 ; Z is N, CH, CC1, CBr, CCN, CCH 3 , CCH 2 CH 3 , CCH 2 CH 2 Cl or CCH2CH=CH2; Y 1 is H, CH 3 , OCH 3 or Cl; X 2 and Y 2 are independently CH 3 or OCH3; and Q is O or CH 2 ; provided that (1) when Z is other than N or CH, then X is H, CH 3 or OCH 3 and Y is CH 3 or OCH 3 , and (2) when Z is N and X is Cl, then Y is CH 3 ) or a salt thereof.
Claim 3
Dependent Claim
10 words
A compound of claim 1 where R 1 is H.
Claim 4
Dependent Claim
14 words
A compound of claim 2 wherein A is and Z is N or CH.
Claim 5
Dependent Claim
15 words
4 . A compound of claim 3 wherein R 5 and R 6 are H.
Claim 6
Dependent Claim
32 words
A compound of claim 4 wherein X is CH 3 , OCH 3 OCH 2 CH 3 or CH 2 OCH 3 , and Y is CH 3 or OCH 3 .
Claim 7
Dependent Claim
6 words
A compound of claim 1, N-[(4,6-dimethylpyrimidin-2-yl)aminocarbonyl]-2-(1-methylethenyl)bezenesulfonamide.
Claim 8
Dependent Claim
6 words
A compound of claim 1, N-[(4-methoxy-6-methylpyrimidin-2-yl)aminocarbonyl]-2-(1-methylethenyl)benzenesulfonamide.
Claim 9
Dependent Claim
6 words
A compound of claim 1, N-[(4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]-2-(1-methylethenyl)benzenesulfonamide.
Claim 10
Dependent Claim
6 words
A compound of claim 1, N-[(4-methoxy-6-methyl-l,3,5-triazin-2-yl)aminocarbonyl]-2-(1-methylethenyl)benzenesulfonamide.
Claim 11
Dependent Claim
6 words
A compound of claim 1, N-[(4,6-dimethoxy-1,3,5-triazin-2-yl)aminocarbonyl]-2-(1-methyletrenyl)benzenesulfonamide.
Claim 12
Dependent Claim
6 words
A compound of claim 1, N-[(4,6-dimethyl-1,3,5-triazin-2-yl)aminocarbonyl]-2-(1-methylethenyl)benzenesulfonamide.
Claim 13
Dependent Claim
6 words
A compound of claim 1, 2-(1-cyclopentenyl)-N-[(4,6-dimethylpyrimidin-2-yl)aminocarbonyl]benzenesulfonamide.
Claim 14
Dependent Claim
6 words
A compound of claim 1, 2-(1-cyclopentenyl)-N-[(4-methoxy-6-methylpyrimidin-2-yl)-aminocazbonyl]benzenesulfonamide.
Claim 15
Dependent Claim
9 words
A compound of claim 1, 2 -( 1 -cyclopentenyl)-N-[(4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]benzenesulfonamide.
Claim 16
Dependent Claim
6 words
A compound of claim 1, 2-(1-cyclopentenyl)-N-[(4-methoxy-6-methyl-1,3,5-triazin-2-yl)aminocarbonyl]benzenesulfonamide.
Claim 17
Dependent Claim
6 words
A compound of claim 1, 2-(1-cyclopentenyl)-N-[(4,6-dimethoxy-1,3,5-triazin-2-yl)-aminocarbonyl]benzenesulfonamide.
Claim 18
Dependent Claim
41 words
A composition suitable for controlling the growth of undesired vegetation which comprises at least one compound as claimed in any one of Claims 1 - 5 in association with at least one of the following: surfactant; solid diluent; and liquid diluent.
Claim 19
Dependent Claim
45 words
A composition suitable for controlling the growth of undesired vegetation which comprises an effective amount of at least one compound as claimed in any one uf Claims 6 - 16 in association with at least one of the following: surfactant; solid diluent; and liquid diluent.
Claim 20
Dependent Claim
17 words
A composition as claimed in either of Claims 17 and IS containing a further herbicidally active ingredient.
Claim 21
Independent Claim
35 words
A method for controlling the growth of undesired vegetation in a locus which comprises applying to the locus an effective amount of at least one-compound as claimed in any one of Claims 1 - 5.
Claim 22
Independent Claim
36 words
A method for controlling the growth of undesired vegetation in a locus which comprises applying to the locus an effective amount of at least one compound as claimed in any one of Claims 6 - 16.
Claim 23
Dependent Claim
25 words
A compound of formula II or formula III (wherein R and R 1 are as defined in claim 1 and Z is N or CH).
Claim 24
Dependent Claim
10 words
A compound of claim 22 wherein R 1 is H.
Claim 25
Dependent Claim
120 words
A process for the preparation of a compound of formula I (as defined in claim 1) or a salt thereof which process comprises one or more of the following steps: (a) reacting an amine of formula IV (wherein A is as defined above) with an isocyanate of formula III (wherein R and R 1 are as defined above); (b) reacting an amine of formula V (wherein R and R 1 are as defined above) with an isocyanate of formula VI (wherein Z is as defined above) and subsequently reacting the product formed thereby with an alkali metal methoxide or ethoxide; and (c) converting the compound of formula I obtained by step (a) or step (b) above into a salt thereof.
References Cited (Backward Citations)
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