US4028375A
Expired / Lapsed
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Thiadiazolylimidazolidinones
Assignee: Velsicol Chemical LLC
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Filing: 1974-08-05
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Granted: 1977-06-07
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Expires: 1994-08-05
Abstract
Abstract The invention discloses compounds of the formula ##STR1## wherein R 1 is selected from the group consisting of alkyl, alkenyl, haloalkyl, alkoxy, alkylthio, alkylsulfonyl and alkylsulfinyl; and R 2 is selected from the group consisting of alkenyl, haloalkenyl and ##STR2## wherein R 3 and R 4 are selected from the group consisting of hydrogen and alkyl.
Inventors
- 👤 John Krenzer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:11
CPC Classifications
C; C07; C07D; C07D285/00; C07D285/01; C07D285/02; C07D285/04; C07D285/12; C07D285/125; C07D285/135; C07D417/00; C07D417/02; C07D417/04
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
70 words
A compound of the formula ##STR11## wherein R' is selected from the group consisting of lower alkyl, lower alkenyl, lower haloalkyl, lower alkoxy, lower alkylthio, lower alkylsulfonyl and lower alkylsulfinyl; and R 2 is selected from the group consisting of lower alkenyl, lower chloroalkenyl, lower bromoalkenyl, and ##STR12## wherein R 3 and R 4 are selected from the group consisting of hydrogen and alkyl of up to three carbon atoms.
Claim 2
Dependent Claim
70 words
A compound of the formula ##STR11## wherein R' is selected from the group consisting of lower alkyl, lower alkenyl, lower haloalkyl, lower alkoxy, lower alkylthio, lower alkylsulfonyl and lower alkylsulfinyl; and R 2 is selected from the group consisting of lower alkenyl, lower chloroalkenyl, lower bromoalkenyl, and ##STR12## wherein R 3 and R 4 are selected from the group consisting of hydrogen and alkyl of up to three carbon atoms.
Claim 3
Dependent Claim
6 words
The compound of claim 1, 1-(5-t-butyl-1,3,4-thiadiazol-2-yl)-3-allyl-5-hydroxy-1,3-imidazolidin-2-one.
Claim 4
Dependent Claim
6 words
The compound of claim 1, 1-(5-trifluoromethyl-1,3,4-thiadiazol-2-yl)-3-allyl-5-hydroxy-1,3-imidazolidin-2-one.
Claim 5
Dependent Claim
6 words
The compound of claim 1, 1-(5-methyl-1,3,4-thiadiazol-2-yl)-3-propargyl-5-hydroxy-1,3-imidazolidin-2-one.
Claim 6
Dependent Claim
6 words
The compound of claim 1, 1-(5-methoxy-1,3,4-thiadiazol-2-yl)-3-but-3-enyl-5-hydroxy-1,3-imidazolidin-2-one.
Claim 7
Dependent Claim
6 words
The compound of claim 1, 1-(5-methylthio-1,3,4-thiadiazol-2-yl)-3-hex-4-enyl-5-hydroxy-1,3-imidazolidin-2-one.
Claim 8
Dependent Claim
6 words
The compound of claim 1, 1-(5-methylsulfonyl-1,3,4-thiadiazol-2-yl)-3-(1,1-dimethylprop-2-ynyl)-5-hydroxy-1,3-imidazolidin-2-one.
Claim 9
Dependent Claim
6 words
The compound of claim 1, 1-(5-methylsulfinyl-1,3,4-thiadiazol-2-yl)-3-(1,1-dipropylprop-2-ynyl)-5-hydroxy-1,3-imidazolidin-2-one.
References Cited (Backward Citations)
US3759939A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-06-06 | 1980-12-06 | 1981-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-06-06 | 1984-12-06 | 1985-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-06-06 | 1988-12-06 | 1989-06-07 | $7700.00 | Window Closed / Lapsed |