Patent US4536355A successfully refreshed from Google Patents.
US4536355A
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Phenoxyphenylaminoalkylphosphinates useful in weed control
Assignee: Sandoz AG
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Filing: 1984-04-11
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Granted: 1985-08-20
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Expires: 2004-04-11
Abstract
Abstract Novel phenoxyphenoxyalkyl-, phenoxyphenylthioalkyl- or phenoxyphenylsulfonylalkyl-substituted phosphinates and phosphonates, related compounds, synthesis thereof, intermediates therefor, and the use of said novel compounds for the control of weeds.
Inventors
- 👤 Shy-Fuh Lee
- 👤 Clive A. Henrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:41
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/38; C07F9/44; C07F9/4403; C07F9/4407; A; A01; A01N; A01N57/00; A01N57/18; A01N57/22; A01N57/24; A01N57/26; A01N57/30; A01N57/32; C07F9/30; C07F9/301; C07F9/32; C07F9/3205; C07F9/3211; C07F9/3258; C07F9/3264; C07F9/327; C07F9/34; C07F9/36; C07F9/3804; C07F9/3808; C07F9/40; C07F9/4003; C07F9/4006; C07F9/4071; C07F9/4075; C07F9/4078; C07F9/42; C07F9/425; C07F9/4461; C07F9/4465; C07F9/4484; C07F9/547; C07F9/553; C07F9/576; C07F9/58; C07F9/655; C07F9/65515; C07F9/6552
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
157 words
A compound of the following formula: ##STR41## wherein, n' is 1, 2 or 3; n is zero or 1; R 1 is lower alkyl, R 6 is hydrogen or lower alkyl; R 5 is hydrogen or lower alkyl; Q is CH; Y is hydrogen or chloro; Z is chloro or trifluoromethyl; and R 2 is selected from group (1), (2) or (3); ##STR42## (3) hydrogen, metal cation, lower alkyl, lower haloalkyl, lower cyanoalkyl, cycloalkyl, cycloalkalkyl, heterocycloalkyl, heterocycloalkalkyl, lower alkenyl, lower haloalkenyl, lower alkynyl, lower haloalkynyl, lower alkoxyalkyl, lower alkylthioalkyl, lower dialkylaminoalkyl, or substituted or unsubstituted aryl; R 3 is lower alkyl, lower haloalkyl, lower alkenyl, lower haloalkenyl, cycloalkyl, cycloalkalkyl, substituted or unsubstituted aryl or R 3 and R 4 taken together form an alkylene group of 2 to 4 carbon atoms; R 4 is hydrogen or lower alkyl; R 7 is selected from group (3) or R 2 ; and X 3 is oxygen, sulfur or methylene.
Claim 2
Dependent Claim
157 words
A compound of the following formula: ##STR41## wherein, n' is 1, 2 or 3; n is zero or 1; R 1 is lower alkyl, R 6 is hydrogen or lower alkyl; R 5 is hydrogen or lower alkyl; Q is CH; Y is hydrogen or chloro; Z is chloro or trifluoromethyl; and R 2 is selected from group (1), (2) or (3); ##STR42## (3) hydrogen, metal cation, lower alkyl, lower haloalkyl, lower cyanoalkyl, cycloalkyl, cycloalkalkyl, heterocycloalkyl, heterocycloalkalkyl, lower alkenyl, lower haloalkenyl, lower alkynyl, lower haloalkynyl, lower alkoxyalkyl, lower alkylthioalkyl, lower dialkylaminoalkyl, or substituted or unsubstituted aryl; R 3 is lower alkyl, lower haloalkyl, lower alkenyl, lower haloalkenyl, cycloalkyl, cycloalkalkyl, substituted or unsubstituted aryl or R 3 and R 4 taken together form an alkylene group of 2 to 4 carbon atoms; R 4 is hydrogen or lower alkyl; R 7 is selected from group (3) or R 2 ; and X 3 is oxygen, sulfur or methylene.
Claim 3
Dependent Claim
45 words
A compound of the formula: ##STR43## wherein: each of R 4 , R 5 and R 6 is hydrogen or lower alkyl; R 1 is lower alkyl; R 7 is hydrogen or lower alkyl; Y is hydrogen or chloro; and Z is chloro or trifluoromethyl.
Claim 4
Dependent Claim
45 words
A compound of the formula: ##STR43## wherein: each of R 4 , R 5 and R 6 is hydrogen or lower alkyl; R 1 is lower alkyl; R 7 is hydrogen or lower alkyl; Y is hydrogen or chloro; and Z is chloro or trifluoromethyl.
Claim 5
Dependent Claim
51 words
A compound according to claim 2 wherein Y is chloro; Z is trifluoromethyl; each of R 1 and R 6 is lower alkyl of 1 to 3 carbons; each of R 4 and R 5 is hydrogen or methyl; and R 7 is lower alkyl of 1 to 6 carbon atoms.
Claim 6
Dependent Claim
20 words
A compound according to claim 3 wherein R 5 is hydrogen, R 6 is ethyl, and R 1 is methyl.
Claim 7
Dependent Claim
16 words
The compound according to claim 4 wherein R 4 is hydrogen and R 7 is 3,3-dimethylbutyl.
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) | 1988-08-19 | 1989-02-18 | 1989-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-08-19 | 1993-02-18 | 1993-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-08-19 | 1997-02-18 | 1997-08-20 | $7700.00 | Window Closed / Lapsed |