Patent US4046554A successfully refreshed from Google Patents.
US4046554A
Expired / Lapsed
US
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Dialkyl acetals of anilinoacetaldehydes
Assignee: Velsicol Chemical LLC
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Filing: 1976-04-23
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Granted: 1977-09-06
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Expires: 1996-04-23
Abstract
Abstract This invention discloses new compounds of the formula ##STR1## wherein R 1 , R 6 and R 7 are each alkyl; R 2 is selected from the group consisting of hydrogen, alkyl, alkoxy and trifluoromethyl; R 3 and R 4 are each selected from the group consisting of hydrogen, lower alkyl, halogen, cyano, alkoxy, alkylthio, haloalkyl and alkoxyalkyl; R 5 is selected from the group consisting of hydrogen and alkyl; and X is halogen. The compounds of the above description are useful as herbicides.
Inventors
- 👤 John Krenzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:34
CPC Classifications
A; A01; A01N; A01N37/00; A01N37/18; A01N37/22; C; C07; C07C; C07C233/00; C07C233/01; C07C233/16
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
106 words
A herbicidal composition comprising an inert carrier and, as an essential active ingredient, in a quantity toxic to weeds, a compound of the formula ##STR7## wherein R 1 , R 6 and R 7 are each lower alkyl; R 2 is selected from the group consisting of hydrogen, lower alkyl, and lower alkoxy; R 3 and R 4 are each selected from the group consisting of hydrogen, lower alkyl, halogen, cyano, lower alkoxy, lower alkylthio, lower chloroalkyl, trifluoromethyl and lower alkoxyalkyl; R 5 is selected from the group consisting of hydrogen and lower alkyl; and X is selected from the group consisting of chlorine and bromine.
Claim 2
Dependent Claim
106 words
A herbicidal composition comprising an inert carrier and, as an essential active ingredient, in a quantity toxic to weeds, a compound of the formula ##STR7## wherein R 1 , R 6 and R 7 are each lower alkyl; R 2 is selected from the group consisting of hydrogen, lower alkyl, and lower alkoxy; R 3 and R 4 are each selected from the group consisting of hydrogen, lower alkyl, halogen, cyano, lower alkoxy, lower alkylthio, lower chloroalkyl, trifluoromethyl and lower alkoxyalkyl; R 5 is selected from the group consisting of hydrogen and lower alkyl; and X is selected from the group consisting of chlorine and bromine.
Claim 3
Dependent Claim
14 words
The composition of claim 1 wherein the compound is the dimethyl acetal of 2-(N-α-chloroacetyl-2,6-dimethylanilino)acetaldehyde.
Claim 4
Dependent Claim
14 words
The composition of claim 1 wherein the compound is the diethyl acetal of 2-(N-α-chloroacetyl-2,6-diethylanilino)acetaldehyde.
Claim 5
Dependent Claim
14 words
The composition of claim 1 wherein the compound is the diethyl acetal of 2-(N-α-chloroacetyl-2,6-dimethylanilino)acetaldehyde.
Claim 6
Dependent Claim
14 words
The composition of claim 1 wherein the compound is the dimethyl acetal of 2-(N-α-chloroacetyl-2,6-diethylanilino)acetaldehyde.
Claim 7
Dependent Claim
14 words
The composition of claim 1 wherein the compound is the dimethyl acetal of 2-(N-α-bromopropionyl-2,3,6-trimethylanilino)acetaldehyde.
Claim 8
Dependent Claim
14 words
The composition of claim 1 wherein the compound is the dimethyl acetal of 2-(N-α-chloropropionyl-2-methyl-5-chloroanilino)acetaldehyde.
Claim 9
Dependent Claim
14 words
The composition of claim 1 wherein the compound is the dimethyl acetal of 2-(N-α-chlorobutanoyl-2-ethyl-6-methoxyanilino)acetaldehyde.
Claim 10
Dependent Claim
17 words
A method of controlling weeds which comprises contacting the weeds with a herbicidal composition of claim 1.
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) | 1980-09-05 | 1981-03-07 | 1981-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-09-05 | 1985-03-07 | 1985-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-09-05 | 1989-03-07 | 1989-09-06 | $7700.00 | Window Closed / Lapsed |