BE812489A - Antiallergic benzopyrano pyridines - prepd. by intramolecular cyclisation of phenoxy carboxyl or haloformyl pyridines - Google Patents
Antiallergic benzopyrano pyridines - prepd. by intramolecular cyclisation of phenoxy carboxyl or haloformyl pyridinesInfo
- Publication number
- BE812489A BE812489A BE142153A BE142153A BE812489A BE 812489 A BE812489 A BE 812489A BE 142153 A BE142153 A BE 142153A BE 142153 A BE142153 A BE 142153A BE 812489 A BE812489 A BE 812489A
- Authority
- BE
- Belgium
- Prior art keywords
- pyridines
- benzopyrano
- haloformyl
- prepd
- antiallergic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/04—Ortho-condensed systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P37/00—Drugs for immunological or allergic disorders
- A61P37/08—Antiallergic agents
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
- C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
- C07D495/04—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Pulmonology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Immunology (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3210973A JPS5622876B2 (de) | 1973-03-19 | 1973-03-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE812489A true BE812489A (en) | 1974-07-15 |
Family
ID=12349718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE142153A BE812489A (en) | 1973-03-19 | 1974-03-19 | Antiallergic benzopyrano pyridines - prepd. by intramolecular cyclisation of phenoxy carboxyl or haloformyl pyridines |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS5622876B2 (de) |
BE (1) | BE812489A (de) |
ZA (1) | ZA741669B (de) |
-
1973
- 1973-03-19 JP JP3210973A patent/JPS5622876B2/ja not_active Expired
-
1974
- 1974-03-13 ZA ZA00741669A patent/ZA741669B/xx unknown
- 1974-03-19 BE BE142153A patent/BE812489A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
JPS49117498A (de) | 1974-11-09 |
JPS5622876B2 (de) | 1981-05-27 |
ZA741669B (en) | 1975-02-26 |
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