US4515628A
Expired / Lapsed
US
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Diphenyl ether derivatives and herbicides containing same
Assignee: Mitsui Toatsu Chemicals Inc
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Filing: 1981-07-28
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Granted: 1985-05-07
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Expires: 2001-07-28
Abstract
Abstract Novel diphenyl ether hydrazine derivatives, particularly 2-nitro-5 (nucleus-substituted phenoxy) phenylhydrazine derivatives are provided. They are useful as a selective herbicide having a high herbicidal acitivity and residual efficacy.
Inventors
- 👤 Takeo Yoshimoto
- 👤 Akira Hosono
- 👤 Joh Miki
- 👤 Kengo Oda
- 👤 Masaaki Ura
- 👤 Naoki Sato
- 👤 Teruhiko Toyama
- 👤 Hajime Tachibana
- 👤 Yuji Enomoto
- 👤 Yasunobu Funakoshi
- 👤 Takashi Fujita
- 👤 Yoshikata Hojo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:21
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/30; C07D207/34; C07D207/36; C07D207/40; C07D207/404; A; A01; A01N; A01N33/00; A01N33/26; A01N35/00; A01N35/08; A01N35/10; A01N37/00; A01N37/18; A01N37/28; A01N37/30; A01N37/32; A01N37/44; A01N37/50; A01N37/52; A01N39/00; A01N39/02; A01N39/04; A01N43/00; A01N43/02; A01N43/04; A01N43/06; A01N43/08; A01N47/00; A01N47/08; A01N47/10; A01N47/24; A01N47/28; A01N47/34; A01N47/40; A01N47/42; C07C; C07C243/00; C07C243/24; C07C243/38; C07C251/00; C07C251/72; C07C323/00; C07C323/23; C07C323/46; C07C323/48; C07D207/46; C07D207/50; C07D209/00; C07D209/02; C07D209/44; C07D209/48; C07D223/00; C07D223/02; C07D223/06; C07D223/08; C07D223/10; C07D307/00; C07D307/02; C07D307/34; C07D307/38; C07D307/52; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/22; C07F9/24; C07F9/2454; C07F9/2479; C07F9/2491
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
109 words
A diphenyl ether compound represented by the general formula I. ##STR286## wherein; A and B are each selected from the group consisting of a chlorine atom, a fluorine atom, --CH 3 and --CF 3 ; m and n each represent an integer 0-3 and m+n=0-3; R represents ##STR287## wherein; R 1 represents hydrogen atom, --CH 3 , --C 2 H 5 or --C 3 H 7 (n); R 2 represents hydrogen atom, --CH 3 or --C 2 H 5 ; R 3 represents an alkoxy group having 1 to 4 carbon atoms, ##STR288## a carboxyalkyl group, a carbalkoxy group, a carboxyalkenyl group, a carbalkoxy-alkyl group or a carbalkoxyalkenyl group.
Claim 2
Dependent Claim
109 words
A diphenyl ether compound represented by the general formula I. ##STR286## wherein; A and B are each selected from the group consisting of a chlorine atom, a fluorine atom, --CH 3 and --CF 3 ; m and n each represent an integer 0-3 and m+n=0-3; R represents ##STR287## wherein; R 1 represents hydrogen atom, --CH 3 , --C 2 H 5 or --C 3 H 7 (n); R 2 represents hydrogen atom, --CH 3 or --C 2 H 5 ; R 3 represents an alkoxy group having 1 to 4 carbon atoms, ##STR288## a carboxyalkyl group, a carbalkoxy group, a carboxyalkenyl group, a carbalkoxy-alkyl group or a carbalkoxyalkenyl group.
Claim 3
Dependent Claim
85 words
A compound of claim 1 represented by the general formula I wherein R 3 is --COOCH 3 , --COOC 2 H 5 , --CH 2 CH 2 COOH, --CH 2 CH 2 COOCH 3 , --CH 2 CH 2 COOC 2 H 5 , ##STR289## --CH 2 CH 2 CH 2 COOH, --CH 2 CH 2 CH 2 COOCH 3 , --CH 2 CH 2 CH 2 CH 2 COOCH 3 , --CH═CHCOOH, --CH═CHCOOCH 3 , --OCH 3 , --OC 2 H 5 , ##STR290##
Claim 4
Dependent Claim
23 words
A compound of claim 1 represented by the general formula I wherein R 3 is a carboxyalkyl, carboxyalkenyl, carbalkoxy, carbalkoxyalkyl or carbalkoxyalkenyl group.
Claim 5
Dependent Claim
20 words
A compound of claim 1 represented by the general formula I wherein R 3 is a carboxyalkyl or carboxyalkenyl group.
Claim 6
Dependent Claim
29 words
A compound of claim 4 represented by the general formula I wherein R 3 is --CH 2 CH 2 COOH, --CH 2 CH 2 CH 2 COOH or --CH═CHCOOH.
Claim 7
Dependent Claim
18 words
A compound of claims 1, 2, 3, 4 or 5 represented by the general formula I wherein ##STR291##
Claim 8
Dependent Claim
18 words
A compound of claim 6 represented by the general formula I wherein R 2 is a hydrogen atom.
Claim 9
Dependent Claim
22 words
A compound of claim 1 or 6 represented by the general formula I wherein R 3 is --CH 2 CH 2 COOH.
Claim 10
Dependent Claim
22 words
A compound of claim 1 represented by the general formula I wherein ##STR292## and R is --NHNHCO(CH 2 ) 2 COOH, ##STR293##
Claim 11
Dependent Claim
23 words
A compound of claim 1 represented by the general formula I wherein ##STR294## and R is --NHNHCOCH 2 CH 2 COOCH 3 .
Claim 12
Dependent Claim
25 words
A compound of claim 1 represented by the general formula I wherein ##STR295## and R is --NHNHCOCH 2 CH 2 COO(C 2 H 5 ).
Claim 13
Dependent Claim
17 words
A compound of claim 1 represented by the general formula I wherein ##STR296## and R is ##STR297##
Claim 14
Dependent Claim
17 words
A compound of claim 1 represented by the general formula I wherein ##STR298## and r is ##STR299##
Claim 15
Dependent Claim
17 words
A compound of claim 1 represented by the general formula I wherein ##STR300## and R is ##STR301##
Claim 16
Dependent Claim
17 words
A compound of claim 1 represented by the general formula I wherein ##STR302## and R is ##STR303##
Claim 17
Dependent Claim
17 words
A compound of claim 1 represented by the general formula I wherein ##STR304## and R is ##STR305##
Claim 18
Dependent Claim
48 words
A herbicidal composition containing, as an active ingredient a herbicidally effective amount of a diphenyl ether compound represented by the general formula I, ##STR306## wherein A, B, m, n and R are as defined in the formula I of claim 1 and also containing an inert herbicidal carrier.
Claim 19
Dependent Claim
22 words
A method of controlling weeds which comprises applying a herbicidally effective amount of a compound of claim 1 pre-emergently to the soil.
Claim 20
Dependent Claim
25 words
A method of controlling weeds which comprises applying a herbicidally effective amount of a compound of claim 1 to the weeds as a topical treatment.
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JPS5069023A
Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-05-06 | 1988-11-05 | 1989-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-05-06 | 1992-11-05 | 1993-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-05-06 | 1996-11-05 | 1997-05-07 | $7700.00 | Window Closed / Lapsed |