JPS5432474A - 33*1hhtetrazolee55yl* chromones - Google Patents
33*1hhtetrazolee55yl* chromonesInfo
- Publication number
- JPS5432474A JPS5432474A JP629278A JP629278A JPS5432474A JP S5432474 A JPS5432474 A JP S5432474A JP 629278 A JP629278 A JP 629278A JP 629278 A JP629278 A JP 629278A JP S5432474 A JPS5432474 A JP S5432474A
- Authority
- JP
- Japan
- Prior art keywords
- chromones
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/824,385 US4116971A (en) | 1977-08-15 | 1977-08-15 | 3-(1h-tetrazol-5-yl)chromones |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5432474A true JPS5432474A (en) | 1979-03-09 |
Family
ID=25241264
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP629278A Pending JPS5432474A (en) | 1977-08-15 | 1978-01-25 | 33*1hhtetrazolee55yl* chromones |
Country Status (2)
Country | Link |
---|---|
US (1) | US4116971A (ja) |
JP (1) | JPS5432474A (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4189490A (en) * | 1977-11-28 | 1980-02-19 | Ayerst Mckenna & Harrison Limited | 2-Substituted-3-methyl-γ-pyrone tricyclic derivatives |
JPS5576873A (en) * | 1978-11-30 | 1980-06-10 | Kaken Pharmaceut Co Ltd | Coumarin derivative, its preparation, and antiallergic drugs containing it as active constituent |
US4196128A (en) * | 1978-12-13 | 1980-04-01 | Warner-Lambert Company | Process for the preparation of 3-cyanochromones |
IL62122A0 (en) * | 1980-03-04 | 1981-03-31 | Erba Farmitalia | N-imidazolyl derivatives of 1-chroman,their preparation and pharmaceutical compositions containing them |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5118955B2 (ja) * | 1972-04-12 | 1976-06-14 | ||
US3862143A (en) * | 1972-12-04 | 1975-01-21 | Warner Lambert Co | Substituted chromone-3-carbonitriles, carboxamides and carboxylic acids |
DK174775A (da) * | 1974-05-30 | 1975-12-01 | Ciba Geigy Ag | Chromoner, fremgangsmade til fremstilling deraf samt salte deraf |
-
1977
- 1977-08-15 US US05/824,385 patent/US4116971A/en not_active Expired - Lifetime
-
1978
- 1978-01-25 JP JP629278A patent/JPS5432474A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US4116971A (en) | 1978-09-26 |
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