US4080380A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-Naphthyl-lower-alkylamines
Assignee: STWB Inc
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Filing: 1976-01-16
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Granted: 1978-03-21
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Expires: 1996-01-16
Abstract
Abstract 2-Naphthyl-lower-alkylamines, useful as anti-inflammatory agents, are prepared by reaction of a 2-naphthyl-lower-alkanoyl halide with an amine and reduction of the resulting 2-naphthyl-lower-alkanoylamine with a reagent effective to reduce an amide to an amine.
Inventors
- 👤 Bernard L. Zenitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:28
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/06; C07D213/16; C07D207/00; C07D207/02; C07D207/04; C07D207/06; C07D207/18; C07D207/20; C07D211/00; C07D211/04; C07D211/06; C07D211/08; C07D211/10; C07D211/12; C07D211/14; C07D211/16
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
38 words
A compound having the formula: ##STR4## where R 1 and R 2 each represent hydrogen or lower-alkyl; R 5 represents lower-alkyl; R 6 represents hydrogen or lower-alkyl; and n represents one of the integers 1, 2 and 3.
Claim 2
Dependent Claim
38 words
A compound having the formula: ##STR4## where R 1 and R 2 each represent hydrogen or lower-alkyl; R 5 represents lower-alkyl; R 6 represents hydrogen or lower-alkyl; and n represents one of the integers 1, 2 and 3.
Claim 3
Dependent Claim
24 words
A compound according to claim 1 where R 1 , R 2 and R 6 each represent lower-alkyl; and n represents the integer 3.
Claim 4
Dependent Claim
5 words
N-[2-(6-Methoxy-2-naphthyl)-2-methylethyl]-N-[5-(N',N'-dimethylamino)-2-pentyl]amine according to claim 2.
References Cited (Backward Citations)
US3532749A
Cited
US3573304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-03-20 | 1981-09-19 | 1982-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-03-20 | 1985-09-19 | 1986-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-03-20 | 1989-09-19 | 1990-03-21 | $7700.00 | Window Closed / Lapsed |