Patent US4268508A successfully refreshed from Google Patents.
US4268508A
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0-Alkyl-s-branched alkyl-alkylphosphonodithioate
Assignee: Bayer CropScience SA
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Filing: 1979-12-28
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Granted: 1981-05-19
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Expires: 1999-12-28
Abstract
Abstract Compounds having the formula <IMAGE> in which R and R1 are alkyl of 1 to 8 carbon atoms, and R2 is branched alkyl of 3 to 8 carbon atoms, and their use as insecticides and nematocides, e.g., in controlling corn rootworm, are disclosed.
Inventors
- 👤 Mohamed A. Fahmy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:04
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/38; C07F9/40; C07F9/42; C07F9/425; A; A01; A01N; A01N57/00; A01N57/18; A01N57/20; C07F9/4071; C07F9/4075
Claims Analysis
Total Claims: 30
Claim 1
Independent Claim
42 words
A compound of the formula ##STR6## in which R is an alkyl of 1 to 8 carbon atoms; R 1 is an alkyl of 1 to 8 carbon atoms; and R 2 is alpha branched alkyl of 4 to 8 carbon atoms.
Claim 2
Dependent Claim
42 words
A compound of the formula ##STR6## in which R is an alkyl of 1 to 8 carbon atoms; R 1 is an alkyl of 1 to 8 carbon atoms; and R 2 is alpha branched alkyl of 4 to 8 carbon atoms.
Claim 3
Dependent Claim
18 words
A compound of claim 1 in which R 1 is unbranched alkyl of 1 to 6 carbon atoms.
Claim 4
Dependent Claim
11 words
A compound of claim 1 in which R 2 is t-butyl.
Claim 5
Dependent Claim
12 words
A compound of claim 1 in which R is methyl or ethyl.
Claim 6
Dependent Claim
19 words
A compound of claim 1 in which R is ethyl; R 1 is ethyl; and R 2 is t-butyl.
Claim 7
Dependent Claim
19 words
A compound of claim 1 in which R is ethyl; R 1 is methyl; and R 2 is t-butyl.
Claim 8
Dependent Claim
19 words
A compound of claim 1 in which R is methyl; R 1 is methyl; and R 2 is t-butyl.
Claim 9
Dependent Claim
19 words
A compound of claim 1 in which R is methyl; R 1 is ethyl; and R 2 is t-butyl.
Claim 10
Dependent Claim
19 words
A compound of claim 1 in which R is methyl; R 1 is n-propyl; and R 2 is t-butyl.
Claim 11
Dependent Claim
12 words
A compound of claim 1 in which R 2 is tertiary alkyl.
Claim 12
Independent Claim
57 words
A method for controlling insects and nematodes which comprises applying thereto a pesticidal amount of a compound of the formula ##STR7## in which R is an alkyl of 1 to 8 carbon atoms; R 1 is an alkyl of 1 to 8 carbon atoms; and R 2 is alpha branched alkyl of 4 to 8 carbon atoms.
Claim 13
Independent Claim
57 words
A method for controlling insects and nematodes which comprises applying thereto a pesticidal amount of a compound of the formula ##STR7## in which R is an alkyl of 1 to 8 carbon atoms; R 1 is an alkyl of 1 to 8 carbon atoms; and R 2 is alpha branched alkyl of 4 to 8 carbon atoms.
Claim 14
Independent Claim
58 words
A method for controlling corn rootworm which comprises providing a pesticidal amount in the soil of a compound of the formula ##STR8## in which R is an alkyl of 1 to 8 carbon atoms; R 1 is an alkyl of 1 to 8 carbon atoms; and R 2 is alpha branched alkyl of 4 to 8 carbon atoms.
Claim 15
Independent Claim
58 words
A method for controlling corn rootworm which comprises providing a pesticidal amount in the soil of a compound of the formula ##STR8## in which R is an alkyl of 1 to 8 carbon atoms; R 1 is an alkyl of 1 to 8 carbon atoms; and R 2 is alpha branched alkyl of 4 to 8 carbon atoms.
Claim 16
Dependent Claim
18 words
The method of claim 12 in which R 1 is unbranched alkyl of 1 to 6 carbon atoms.
Claim 17
Dependent Claim
11 words
The method of claim 12 in which R 2 is t-butyl.
Claim 18
Dependent Claim
12 words
The method of claim 12 in which R is methyl or ethyl.
Claim 19
Dependent Claim
28 words
The method of claim 12 in which R is methyl or ethyl; R 1 is unbranched; and R 2 is branched on the carbon atom bonded to S.
Claim 20
Dependent Claim
19 words
The method of claim 12 in which R is ethyl; R 1 is ethyl; and R 2 is t-butyl.
Claim 21
Dependent Claim
19 words
The method of claim 12 in which R is ethyl; R 1 is methyl; and R 2 is t-butyl.
Claim 22
Dependent Claim
19 words
The method of claim 12 in which R is methyl; R 1 is methyl; and R 2 is t-butyl.
Claim 23
Dependent Claim
19 words
The method of claim 12 in which R is methyl; R 1 is n-propyl; and R 2 is t-butyl.
Claim 24
Dependent Claim
19 words
The method of claim 12 in which R is ethyl; R 1 is n-propyl; and R 2 is t-butyl.
Claim 25
Dependent Claim
12 words
The method of claim 11 in which R 2 is tertiary alkyl.
Claim 26
Dependent Claim
12 words
The method of claim 12 in which R 2 is tertiary alkyl.
Claim 27
Dependent Claim
79 words
A composition for controlling insects or nematodes comprising as the active ingredient a compound of the formula ##STR9## in which R is an alkyl of 1 to 8 carbon atoms; R 1 is an alkyl of 1 to 8 carbon atoms; and R 2 is alpha branched alkyl of 4 to 8 carbon atoms; and an inert, non-phytotoxic organic solvent or a solid carrier; said active ingredient being present in an amount effective as an insecticide or a nematocide.
Claim 28
Dependent Claim
79 words
A composition for controlling insects or nematodes comprising as the active ingredient a compound of the formula ##STR9## in which R is an alkyl of 1 to 8 carbon atoms; R 1 is an alkyl of 1 to 8 carbon atoms; and R 2 is alpha branched alkyl of 4 to 8 carbon atoms; and an inert, non-phytotoxic organic solvent or a solid carrier; said active ingredient being present in an amount effective as an insecticide or a nematocide.
Claim 29
Dependent Claim
12 words
The composition of claim 24 in which R 2 is tertiary alkyl.
Claim 30
Dependent Claim
11 words
The composition of claim 24 in which R 2 is t-butyl.
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) | 1984-05-18 | 1984-11-17 | 1985-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-05-18 | 1988-11-17 | 1989-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-05-18 | 1992-11-17 | 1993-05-19 | $7700.00 | Window Closed / Lapsed |