US3703515A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-(dihalonitromethyl) quinoxalines
Assignee: Dow Chemical Co
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Filing: 1970-12-02
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Granted: 1972-11-21
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Expires: 1990-12-02
Abstract
Abstract NEW 2-(DIHALONITROMETHYL)QUINOXALINES ARE PREPARED BY REACTING A 2-(NITROMETHYL)QUINOXALINE WITH DILUTE HYPOCHLORIDE OR HYPOBORMITE AT CA. ROOM TEMPERATURE. THE 2(NITROMETHYL)QUINOXALINE REACTANT MAY HAVE METHYL-, METHOXYL-, ETHYL-, ETHOXYL-, TRIFLUOROMETHYL-, CARBOXYLATE-, OR HALO-SUBSTITUTION IN THE 6- AND 7-POSITIONS IN THE CARBOCYCLIC RING. THE COMPOUNDS HAVE ANTIMICROBIAL ACTIVITY AND ARE USEFUL AS GERMICIDES.
Inventors
- 👤 Wilson F Gum Jr
- 👤 Christian T Goralski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:04
CPC Classifications
C; C07; C07D; C07D241/00; C07D241/36; C07D241/38; C07D241/40; C07D241/42
Claims Analysis
Total Claims: 0
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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) | 1975-11-21 | 1976-05-22 | 1976-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-21 | 1980-05-22 | 1980-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-11-21 | 1984-05-22 | 1984-11-21 | $7700.00 | Window Closed / Lapsed |