US4269980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
(Substituted-phenyl)-1,2,4-triazolo[4,3-c]pyrimidines and (substituted-phenyl)-1,2,4-triazolo[1,5-c]pyrimidines
Assignee: Wyeth Holdings LLC
•
Filing: 1979-12-17
•
Granted: 1981-05-26
•
Expires: 1999-12-17
Abstract
Abstract This disclosure describes novel 5-, 7-, and 8-(substituted-phenyl)-1,2,4-triazolo[4,3-c]pyrimidines and 5-, 7-, and 8-(substituted-phenyl)-1,2,4-triazolo[1,5-c]pyrimidines and their use as anxiolytic agents.
Inventors
- 👤 Robert A. Hardy, Jr.
- 👤 Jannie S. Baker
- 👤 Nicanor Q. Quinones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:12
CPC Classifications
C; C07; C07D; C07D487/00; C07D487/02; C07D487/04
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
47 words
A compound of the formula: ##STR14## wherein R 1 is selected from the group consisting of hydrogen, fluoro, chloro, trifluoromethoxy and alkoxy having up to 3 carbon atoms and R 2 is selected from the group consisting of hydrogen and alkyl having up to 3 carbon atoms.
Claim 2
Dependent Claim
47 words
A compound of the formula: ##STR14## wherein R 1 is selected from the group consisting of hydrogen, fluoro, chloro, trifluoromethoxy and alkoxy having up to 3 carbon atoms and R 2 is selected from the group consisting of hydrogen and alkyl having up to 3 carbon atoms.
Claim 3
Dependent Claim
8 words
The compound in accordance with claim 1; 8-(4-chlorophenyl)-3-methyl-1,2,4-triazolo[4,3-c]pyrimidine.
Claim 4
Dependent Claim
8 words
The compound in accordance with claim 1; 8-[3-(trifluoromethyl)phenyl]-1,2,4-triazolo[4,3-c]pyrimidine.
Claim 5
Dependent Claim
8 words
The compound in accordance with claim 1; 3-methyl-8-[3-(trifluoromethyl)phenyl]-1,2,4-triazolo[4,3-c]pyrimidine.
Claim 6
Dependent Claim
8 words
The compound in accordance with claim 1, 5-phenyl-1,2,4-triazolo[4,3-c]pyrimidine.
Claim 7
Dependent Claim
8 words
The compound in accordance with claim 1, 8-(3-fluorophenyl)-1,2,4-triazolo[4,3-c]pyrimidine.
Claim 8
Dependent Claim
8 words
The compound in accordance with claim 1, 5-[3-(trifluoromethyl)phenyl]-1,2,4-triazolo[4,3-c]pyrimidine.
Claim 9
Dependent Claim
8 words
The compound in accordance with claim 1, 8-(2-chlorophenyl)-3-methyl-1,2,4-triazolo[4,3-c]pyrimidine.
Claim 10
Dependent Claim
8 words
The compound in accordance with claim 1, 8-(2-chlorophenyl)-1,2,4-triazolo[4,3-c]pyrimidine.
Claim 11
Dependent Claim
8 words
The compound in accordance with claim 1; 5-(3-methoxyphenyl)-1,2,4-triazolo[4,3-c]pyrimidine.
Claim 12
Dependent Claim
8 words
The compound in accordance with claim 1; 5-(3-chlorophenyl)-1,2,4-triazolo[4,3-c]pyrimidine.
Claim 13
Dependent Claim
8 words
The compound in accordance with claim 1; 5-(2-fluorophenyl)-1,2,4-triazolo[4,3-c]pyrimidine.
Claim 14
Dependent Claim
47 words
A compound of the formula: ##STR15## wherein R 1 is selected from the group consisting of hydrogen, fluoro, chloro, trifluoromethoxy and alkoxy having up to 3 carbon atoms and R 2 is selected from the group consisting of hydrogen and alkyl having up to 3 carbon atoms.
Claim 15
Dependent Claim
47 words
A compound of the formula: ##STR15## wherein R 1 is selected from the group consisting of hydrogen, fluoro, chloro, trifluoromethoxy and alkoxy having up to 3 carbon atoms and R 2 is selected from the group consisting of hydrogen and alkyl having up to 3 carbon atoms.
Claim 16
Dependent Claim
8 words
The compound in accordance with claim 13; 2-methyl-8-[3-(trifluoromethyl)phenyl]-1,2,4-triazolo[1,5-c]pyrimidine.
Claim 17
Dependent Claim
8 words
The compound in accordance with claim 13; 2-methyl-7-phenyl-1,2,4-triazolo[1,5-c]pyrimidine.
Claim 18
Dependent Claim
8 words
The compound in accordance with claim 13; 8-(3-fluorophenyl)-2-methyl-1,2,4-triazolo[1,5-c]pyrimidine.
Claim 19
Dependent Claim
9 words
The compound in accordance with claim 13; 8-(2-chlorophenyl)-2-methyl-1,2,4-triazolo[1,5 -c]pyrimidine.
Claim 20
Dependent Claim
8 words
The compound in accordance with claim 13; 8-(2-chlorophenyl)-1,2,4-triazolo[1,5c-]pyrimidine.
Claim 21
Dependent Claim
8 words
The compound in accordance with claim 13; 7-[3-(trifluoromethyl)phenyl]-1,2,4-triazolo[1,5-c]pyrimidine.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-05-25 | 1984-11-24 | 1985-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-05-25 | 1988-11-24 | 1989-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-05-25 | 1992-11-24 | 1993-05-26 | $7700.00 | Window Closed / Lapsed |