US4029491A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1-Benzothiazolyl-5-hydroxyimidazolidinones
Assignee: Velsicol Chemical LLC
•
Filing: 1976-04-29
•
Granted: 1977-06-14
•
Expires: 1996-04-29
Abstract
Abstract This invention discloses new compounds of the formula ##STR1## wherein X is selected from the group consisting of alkyl, halogen, haloalkyl and alkoxy; n is an integer from 0 to 2; and R 1 is selected from the group consisting of alkyl, alkenyl, haloalkyl and ##STR2## wherein R 2 and R 3 are each selected from the group consisting of hydrogen and alkyl.
Inventors
- 👤 John Krenzer
- 👤 Chin Ching Wu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:31
CPC Classifications
C; C07; C07D; C07D277/00; C07D277/60; C07D277/62; C07D277/68; C07D277/82
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
77 words
A compound of the formula ##STR10## wherein X is selected from the group consisting of lower alkyl, chlorine, bromine, fluorine, lower chloroalkyl, lower bromoalkyl, trifluoromethyl, and lower alkoxy; n is an integer from 0 to 2; and R 1 is selected from the group consisting of lower alkyl, lower alkenyl, lower haloalkyl and ##STR11## wherein R 2 and R 3 are each selected from the group consisting of hydrogen and alkyl of up to 3 carbon atoms.
Claim 2
Dependent Claim
77 words
A compound of the formula ##STR10## wherein X is selected from the group consisting of lower alkyl, chlorine, bromine, fluorine, lower chloroalkyl, lower bromoalkyl, trifluoromethyl, and lower alkoxy; n is an integer from 0 to 2; and R 1 is selected from the group consisting of lower alkyl, lower alkenyl, lower haloalkyl and ##STR11## wherein R 2 and R 3 are each selected from the group consisting of hydrogen and alkyl of up to 3 carbon atoms.
Claim 3
Dependent Claim
6 words
The compound of claim 1, 1-benzothiazol-2-yl-3-methyl-5-hydroxy-1,3-imidazolidin-2-one.
Claim 4
Dependent Claim
6 words
The compound of claim 1, 1-(5-methylbenzothiazol-2-yl)-3-methyl-5-hydroxy-1,3-imidazolidin-2-one.
Claim 5
Dependent Claim
6 words
The compound of claim 1, 1-(6-chlorobenzothiazol-2-yl)-3-allyl-5-hydroxy-1,3-imidazolidin-2-one.
Claim 6
Dependent Claim
6 words
The compound of claim 1, 1-(7-bromobenzothiazol-2-yl)-3-propargyl-5-hydroxy-1,3-imidazolidin-2-one.
Claim 7
Dependent Claim
6 words
The compound of claim 1, 1-(4-methoxybenzothiazol-2-yl)-3-ethyl-5-hydroxy-1,3-imidazolidin-2-one.
Claim 8
Dependent Claim
6 words
The compound of claim 1, 1-(5-fluorobenzothiazol-2-yl)-3-chloromethyl-5-hydroxy-1,3-imidazolidin-2-one.
Claim 9
Dependent Claim
6 words
The compound of claim 1, 1-(5-trifluoromethylbenzothiazol-2-yl)-3-β-bromoethyl-5-hydroxy-1,3-imidazolidin-2-one.
Claim 10
Dependent Claim
24 words
A herbicidal composition comprising an inert carrier and, as an essential active ingredient, in a quantity toxic to weeds, a compound of claim 1.
Claim 11
Dependent Claim
35 words
A method of controlling weeds which comprises contacting said weeds with a herbicidal composition comprising an inert carrier and, as an essential active ingredient, in a quantity toxic to weeds, a compound of claim 1.
References Cited (Backward Citations)
US3845069A
Cited
US3967951A
Cited
US3967950A
Cited
US3904640A
Cited
US3901904A
Cited
US3964895A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-06-13 | 1980-12-13 | 1981-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-06-13 | 1984-12-13 | 1985-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-06-13 | 1988-12-13 | 1989-06-14 | $7700.00 | Window Closed / Lapsed |