JPS5340775A - Production of chromonn22 carboxylic acid - Google Patents
Production of chromonn22 carboxylic acidInfo
- Publication number
- JPS5340775A JPS5340775A JP11343277A JP11343277A JPS5340775A JP S5340775 A JPS5340775 A JP S5340775A JP 11343277 A JP11343277 A JP 11343277A JP 11343277 A JP11343277 A JP 11343277A JP S5340775 A JPS5340775 A JP S5340775A
- Authority
- JP
- Japan
- Prior art keywords
- chromonn22
- production
- carboxylic acid
- carboxylic
- acid
- 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
- C07D311/24—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Pyrane Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3961776 | 1976-09-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5340775A true JPS5340775A (en) | 1978-04-13 |
Family
ID=10410538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11343277A Pending JPS5340775A (en) | 1976-09-23 | 1977-09-22 | Production of chromonn22 carboxylic acid |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5340775A (en) |
| CA (1) | CA1089478A (en) |
| DK (1) | DK415177A (en) |
| FI (1) | FI772740A (en) |
| NO (1) | NO773253L (en) |
| PT (1) | PT67069B (en) |
| SE (1) | SE7710661L (en) |
-
1977
- 1977-09-19 FI FI772740A patent/FI772740A/en not_active Application Discontinuation
- 1977-09-20 DK DK415177A patent/DK415177A/en not_active Application Discontinuation
- 1977-09-22 NO NO773253A patent/NO773253L/en unknown
- 1977-09-22 JP JP11343277A patent/JPS5340775A/en active Pending
- 1977-09-22 CA CA287,241A patent/CA1089478A/en not_active Expired
- 1977-09-22 SE SE7710661A patent/SE7710661L/en unknown
- 1977-09-22 PT PT67069A patent/PT67069B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK415177A (en) | 1978-03-24 |
| PT67069A (en) | 1977-10-01 |
| PT67069B (en) | 1979-09-12 |
| NO773253L (en) | 1978-03-29 |
| SE7710661L (en) | 1978-03-24 |
| CA1089478A (en) | 1980-11-11 |
| FI772740A (en) | 1978-03-24 |
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