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US3929807A Expired / Lapsed US ⏱️ 0.0 years remaining

2-Substituted-4(5)-(aryl)-5(4)-(2,3 or -4-pyridyl)-imidazoles

Assignee: Novartis Corp
•
Filing: 1974-06-03
•
Granted: 1975-12-30
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Expires: 1994-06-03
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Abstract

Abstract Compounds of the formula WHEREIN R1 represents lower alkyl, cycloalkyl or phenyl which is optionally substituted by halogen, lower alkyl or lower alkoxy, and one of the groups R2 and R3 represents phenyl which is optionally substituted by halogen, lower alkyl, hydroxy, lower alkoxy, lower alkylthio or lower alkylsulphonyl, and the other represents a 6-membered heteroaromatic radical containing 1 or 2 ring nitrogen atoms, their N-oxides and salts, with antiinflammatory, antinociceptive and antipyretic activity, they are active ingredients of pharmaceutical compositions and can be used for the relief and removal of pain as well as for the treatment of rheumatic, arthritic and other inflammatory complaints; an illustrative example is 2-isopropyl-4(5)-(p-methoxyphenyl)-5(4)3-pyridyl-imidazole.

Inventors

  • 👤 Konrad Fitzi

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 03:32
CPC Classifications
C; C07; C07D; C07D241/00; C07D241/02; C07D241/10; C07D241/12; C07D213/00; C07D213/02; C07D213/04; C07D213/24; C07D213/44; C07D213/46; C07D213/50

Claims Analysis

Total Claims: 11
Claim 1
Independent Claim 5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim 5 words
A COMPOUND OF THE FORMULA
Claim 3
Dependent Claim 17 words
A compound according to claim 1, which is 2-isopropyl-4(5)-(p-methoxyphenyl)-5(4)-3-pyridyl-imidazole or a pharmaceutically acceptable acid addition salt thereof.
Claim 4
Dependent Claim 18 words
A compound according to claim 1, which is 2-tert. butyl-4(5)-phenyl-5(4)-(3-pyridyl)-imidazole, or a pharmacutically acceptable acid addition salt thereof.
Claim 5
Dependent Claim 18 words
A compound according to claim 1, which is 2-tert. butyl-4(5)-(p-methoxyphenyl)-5(4)-(3-pyridyl)-imidazole or a pharmaceutically acceptable acid addition salt thereof.
Claim 6
Dependent Claim 17 words
A compound according to claim 1, which is 2-(p-chlorophenyl)-4(5)-(p-methoxyphenyl)-5(4)-(3-pyridyl)-imidazole, or a pharmaceutically acceptable acid addition salt thereof.
Claim 7
Dependent Claim 17 words
A compound according to claim 1, which is 2-(p-chlorophenyl)-4(5)-phenyl-5(4)-(3-pyridyl)-imidazole, or a pharmaceutically acceptable acid addition salt thereof.
Claim 8
Dependent Claim 10 words
A compound according to claim 1, which is 2-tert. butyl-4(5)-(p-methoxyphenyl)-5(4)-(4-pyridyl)-imidazole.
Claim 9
Dependent Claim 18 words
A compound according to claim 1, which is 2-tert. butyl-4(5)-phenyl-5(4)-(4-pyridyl)-imidazole, or a pharmaceutically acceptable acid addition salt thereof.
Claim 10
Dependent Claim 9 words
A compound according to claim 1, which is 2-(p-chlorophenyl)-4(5)-(p-methoxyphenyl)-5(4)-(4-pyridyl)-imidazole.
Claim 11
Dependent Claim 9 words
A compound according to claim 1, which is 2-(p-chlorophenyl-4(5)-(p-methoxyphenyl)-5(4)-(2-pyridyl)-imidazole.

References Cited (Backward Citations)

US3707475A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1978-12-29 1979-06-30 1979-12-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1982-12-29 1983-06-30 1983-12-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1986-12-29 1987-06-30 1987-12-30 $7700.00 Window Closed / Lapsed

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