Patent US4064125A successfully refreshed from Google Patents.
US4064125A
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US
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Substituted amides having antiinflammatory activity
Assignee: ER Squibb and Sons LLC
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Filing: 1976-10-29
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Granted: 1977-12-20
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Expires: 1996-10-29
Abstract
Abstract Compounds having the formula <IMAGE> wherein R1 is alkyl, cycloalkyl or aryl; R2 is acyl; R3 is alkylamino or dialkylamino; A1 is a saturated bond or an alkylene group having 1 to 4 carbon atoms; and A2 is an alkylene group having 2 to 5 carbon atoms; have antiinflammatory activity.
Inventors
- 👤 John Krapcho
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:39
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/12; A; A61; A61K; A61K31/00; A61K31/16; A61K31/18; C07C; C07C233/00; C07C233/01; C07C233/12; C07C233/16
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
124 words
A compound having the formula ##STR9## or a pharmaceutically acceptable salt thereof, wherein R 1 is alkyl, cycloalkyl or aryl; R 2 is ##STR10## wherein Y is alkyl, cycloalkyl, aryl, arylalkyl, styryl or styryl substituted in the phenyl ring with a halogen, alkyl, alkoxy, trifluoromethyl, nitro or amino group; R 3 is alkylamino or dialkylamino; A 1 is a saturated bond or an alkylene group having 1 to 4 carbon atoms; and A 2 is an alkylene group having 2 to 5 carbon atoms; and wherein aryl is phenyl or phenyl substituted with a halogen, alkyl, alkoxy, trifluoromethyl, nitro, or amino group; alkyl and alkoxy are groups having 1 to 6 carbon atoms; and cycloalkyl is a group having 3 to 7 carbon atoms.
Claim 2
Dependent Claim
124 words
A compound having the formula ##STR9## or a pharmaceutically acceptable salt thereof, wherein R 1 is alkyl, cycloalkyl or aryl; R 2 is ##STR10## wherein Y is alkyl, cycloalkyl, aryl, arylalkyl, styryl or styryl substituted in the phenyl ring with a halogen, alkyl, alkoxy, trifluoromethyl, nitro or amino group; R 3 is alkylamino or dialkylamino; A 1 is a saturated bond or an alkylene group having 1 to 4 carbon atoms; and A 2 is an alkylene group having 2 to 5 carbon atoms; and wherein aryl is phenyl or phenyl substituted with a halogen, alkyl, alkoxy, trifluoromethyl, nitro, or amino group; alkyl and alkoxy are groups having 1 to 6 carbon atoms; and cycloalkyl is a group having 3 to 7 carbon atoms.
Claim 3
Dependent Claim
12 words
A compound in accordance with claim 1 wherein R 1 is alkyl.
Claim 4
Dependent Claim
12 words
A compound in accordance with claim 1 wherein R 1 is aryl.
Claim 5
Dependent Claim
31 words
A compound in accordance with claim 1 wherein Y is alkyl, aryl, arylalkyl, styryl or styryl substituted in the phenyl ring with a halogen, alkyl, alkoxy, trifluoromethyl, nitro or amino group.
Claim 6
Dependent Claim
14 words
A compound in accordance with claim 1 wherein Y is alkyl, phenyl, or styryl.
Claim 7
Dependent Claim
12 words
A compound in accordance with claim 1 wherein R 3 is dialkylamino.
Claim 8
Dependent Claim
14 words
The compound in accordance with claim 1 having the name N-[[2-[3-(dimethylamino)propoxy]phenyl]methyl]-3-phenyl-N-(2-phenylethyl)-2-propenamide, oxalate salt (1:1).
Claim 9
Dependent Claim
14 words
The compound in accordance with claim 1 having the name N-[[4-[3-(dimethylamino)propoxy]phenyl]-methyl]-3-phenyl-N-(2-phenylethyl)-2-propenamide, oxalate salt (1:1)
Claim 10
Dependent Claim
14 words
The compound in accordance with claim 1 having the name N-butyl-N-[[2-[3-(dimethylamino)propoxy]-phenyl]methyl]-3-phenyl-2-propenamide, maleate salt (1:1)
Claim 11
Dependent Claim
13 words
The compound in accordance with claim 1 having the name N-[[2-[3-(dimethylamino)propoxy]phenyl]-methyl]-N,3-diphenyl-2-propenamide, hydrochloride (1:1)
Claim 12
Dependent Claim
14 words
The compound in accordance with claim 1 having the name N-[[2-[3-(dimethylamino)propoxy]phenyl]-methyl]-3-phenyl-N-(phenylmethyl)-2-propenamide, barbiturate salt (1:2).
Claim 13
Dependent Claim
14 words
The compound in accordance with claim 1 having the name 4-chloro-N-[[2-[3-(dimethylamino)-propoxy]phenyl]methyl]-N-(2-phenylethyl)benzamide, oxalate salt (1:1).
Claim 14
Dependent Claim
14 words
The compound in accordance with claim 1 having the name N-[[2-[3-(dimethylamino)propoxy]-phenyl]methyl]-N-(2-phenylethyl)benzamide, oxalate salt (1:1)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-12-19 | 1981-06-20 | 1981-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-12-19 | 1985-06-20 | 1985-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-12-19 | 1989-06-20 | 1989-12-20 | $7700.00 | Window Closed / Lapsed |