US4138579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkynyloxy-phenyl derivatives
Assignee: Novartis Corp
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Filing: 1977-04-25
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Granted: 1979-02-06
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Expires: 1997-04-25
Abstract
Abstract Alkynyl, benzyl or phenyl, ethers and esters which are ring substituted with an oxy or a thio aliphatic chain. These ethers and esters are usful in killing and preventing the proliferation of insects by upsetting their hormonal balance.
Inventors
- 👤 Madhukar S. Chodnekar
- 👤 Albert Pfiffner
- 👤 Norbert Rigassi
- 👤 Ulrich Schwieter
- 👤 Milos Suchy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:21
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/12; C07D303/18; C07D303/20; C07D303/22; C07C; C07C323/00; C07C69/00; C07C69/76; C07C69/84; C07C69/92; C07D303/24
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
127 words
A compound of the formula ##STR14## wherein A, B, C, D, E, and F are individually hydrogen, or A and B taken together form a carbon to carbon bond, C and D taken together form a carbon to carbon bond, E and F taken together form a carbon to carbon bond; R 1 , R 3 and R 5 are methyl or ethyl; Y and Y 1 are hydrogen, halogen, lower alkyl or lower alkoxy; R 2 and R 4 are hydrogen or methyl; R 6 is lower alkynyl; and m, n and p are integers of from 0 to 1; with at least one of m, n and p being 1; with the proviso that A, B, C, D, E and F are not all hydrogen.
Claim 2
Dependent Claim
127 words
A compound of the formula ##STR14## wherein A, B, C, D, E, and F are individually hydrogen, or A and B taken together form a carbon to carbon bond, C and D taken together form a carbon to carbon bond, E and F taken together form a carbon to carbon bond; R 1 , R 3 and R 5 are methyl or ethyl; Y and Y 1 are hydrogen, halogen, lower alkyl or lower alkoxy; R 2 and R 4 are hydrogen or methyl; R 6 is lower alkynyl; and m, n and p are integers of from 0 to 1; with at least one of m, n and p being 1; with the proviso that A, B, C, D, E and F are not all hydrogen.
Claim 3
Dependent Claim
31 words
The compound of claim 1 having the formula: ##STR15## wherein R 1 , R 2 , R 5 , A, B, E, F, Y, Y' Z and X are as above.
Claim 4
Dependent Claim
15 words
The compound of claim 2 wherein E and F are a carbon to carbon bond.
Claim 5
Dependent Claim
13 words
The compound of claim 3 wherein said compound is p-[(3,7-dimethyl2,6-octadienyl)-oxy]benzoic acid propargyl ester.
Claim 6
Dependent Claim
29 words
The compound of claim 2 wherein A and B taken together are a carbon to carbon bond and E and F taken together are a carbon to carbon bond.
Claim 7
Dependent Claim
13 words
The compound of claim 5 wherein said compound is 4-[(3,7-dimethyl-2,6-octadienyl)-oxy]-3,5-methoxy-benzoic acid propargyl ester.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-02-05 | 1982-08-07 | 1983-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-02-05 | 1986-08-07 | 1987-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-02-05 | 1990-08-07 | 1991-02-06 | $7700.00 | Window Closed / Lapsed |