Patent US4075216A successfully refreshed from Google Patents.
US4075216A
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Certain benzothiazolin-2-one derivatives
Assignee: Monsanto Co
•
Filing: 1976-10-26
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Granted: 1978-02-21
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Expires: 1996-10-26
Abstract
Abstract Compounds having the formula <IMAGE> ARE FOUND TO BE EFFECTIVE PLANT GROWTH REGULANTS.
Inventors
- 👤 John J. D'Amico
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:48
CPC Classifications
C; C07; C07D; C07D277/00; C07D277/60; C07D277/62; C07D277/68; A; A01; A01N; A01N43/00; A01N43/72; A01N43/74; A01N43/78
Claims Analysis
Total Claims: 23
Claim 1
Independent Claim
186 words
A compound having the formula ##STR17## wherein A is selected from the group consisting of ##STR18## wherein R 1 is selected from the group consisting of hydrogen and lower alkyl; X is halogen; Y is selected from the group consisting of oxygen and sulfur; R 2 is selected from the group consisting of lower alkenyl, monohalo lower alkenyl, dihalo lower alkenyl, trihalo lower alkenyl, lowe alkynyl, benzyl and benzyl optionally substituted by up to three substituents selected from the group consisting of lower alkyl, trifluoromethyl and halogen; R 3 is selected from the group consisting of hydrogen, lower alkenyl, lower alkynyl, pyridyl and pyridyl substituted by halogen; R 4 is selected from the group consisting of hydrogen and lower alkenyl; R 5 is selected from the group consisting of hydrogen and lower alkyl; R 6 and R 7 are independently selected from the group consisting of hydrogen, phenyl and lower alkyl; n is 0 or 1; provided that R 3 and R 4 may both be hydrogen only when Y is sulfur; further provided that R 6 may not be hydrogen when R 7 is hydrogen.
Claim 2
Dependent Claim
186 words
A compound having the formula ##STR17## wherein A is selected from the group consisting of ##STR18## wherein R 1 is selected from the group consisting of hydrogen and lower alkyl; X is halogen; Y is selected from the group consisting of oxygen and sulfur; R 2 is selected from the group consisting of lower alkenyl, monohalo lower alkenyl, dihalo lower alkenyl, trihalo lower alkenyl, lowe alkynyl, benzyl and benzyl optionally substituted by up to three substituents selected from the group consisting of lower alkyl, trifluoromethyl and halogen; R 3 is selected from the group consisting of hydrogen, lower alkenyl, lower alkynyl, pyridyl and pyridyl substituted by halogen; R 4 is selected from the group consisting of hydrogen and lower alkenyl; R 5 is selected from the group consisting of hydrogen and lower alkyl; R 6 and R 7 are independently selected from the group consisting of hydrogen, phenyl and lower alkyl; n is 0 or 1; provided that R 3 and R 4 may both be hydrogen only when Y is sulfur; further provided that R 6 may not be hydrogen when R 7 is hydrogen.
Claim 3
Dependent Claim
10 words
A compound according to claim 1 wherein A is ##STR19##
Claim 4
Dependent Claim
11 words
A compound according to claim 2 wherein R 1 is hydrogen.
Claim 5
Dependent Claim
11 words
A compound according to claim 2 wherein said halogen is chlorine.
Claim 6
Dependent Claim
11 words
A compound according to claim 2 which is 2-oxo-3-benzothiazoline acetyl chloride.
Claim 7
Dependent Claim
10 words
A compound according to claim 1 wherein A is ##STR20##
Claim 8
Dependent Claim
12 words
A compound according to claim 6 wherein R 2 is lower alkynyl.
Claim 9
Dependent Claim
11 words
A compound according to claim 7 wherein R 2 is propynyl.
Claim 10
Dependent Claim
10 words
A compound according to claim 8 wherein n is 0.
Claim 11
Dependent Claim
12 words
A compound according to claim 6 wherein R 2 is lower alkenyl.
Claim 12
Dependent Claim
16 words
A compound according to claim 10 wherein said lower alkenyl is allyl, haloallyl, dihaloallyl or trihaloallyl.
Claim 13
Dependent Claim
10 words
A compound according to claim 1 wherein A is ##STR21##
Claim 14
Dependent Claim
10 words
A compound according to claim 12 wherein Y is oxygen.
Claim 15
Dependent Claim
16 words
A compound according to claim 12 wherein R 3 is pyridyl or pyridyl substituted by halogen.
Claim 16
Dependent Claim
16 words
A compound according to claim 13 wherein R 3 is pyridyl or pyridyl substituted by halogen.
Claim 17
Dependent Claim
10 words
A compound according to claim 15 which is N-(5-chloro-2-pyridyl)-2-oxo-3-benzothiazoline acetamide.
Claim 18
Dependent Claim
11 words
A compound according to claim 12 which is 2-oxo-3-benzothiazoline ethane thioamide.
Claim 19
Dependent Claim
10 words
A compound according to claim 1 wherein A is ##STR22##
Claim 20
Dependent Claim
15 words
A compound according to claim 17 wherein R 6 and R 7 are lower alkyl.
Claim 21
Dependent Claim
14 words
A compound according to claim 18 wherein R 6 and R 7 are methyl.
Claim 22
Dependent Claim
11 words
A compound according to claim 19 wherein R 5 is hydrogen.
Claim 23
Dependent Claim
15 words
A compound according to claim 20 which is the 2',2'-dimethyl hydrazide of 2-oxo-3-benzothiazoline acetic acid.
References Cited (Backward Citations)
US3661921A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-02-20 | 1981-08-22 | 1982-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-02-20 | 1985-08-22 | 1986-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-02-20 | 1989-08-22 | 1990-02-21 | $7700.00 | Window Closed / Lapsed |