FR2236496B1 - - Google Patents
Info
- Publication number
- FR2236496B1 FR2236496B1 FR7424205A FR7424205A FR2236496B1 FR 2236496 B1 FR2236496 B1 FR 2236496B1 FR 7424205 A FR7424205 A FR 7424205A FR 7424205 A FR7424205 A FR 7424205A FR 2236496 B1 FR2236496 B1 FR 2236496B1
- Authority
- FR
- France
- 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.)
- Expired
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
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/04—Centrally acting analgesics, e.g. opioids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/01—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
- C07C37/055—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis the substituted group being bound to oxygen, e.g. ether group
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Pain & Pain Management (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (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)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US379016A US3878219A (en) | 1973-07-13 | 1973-07-13 | 5H-{8 1{9 benzopyrano{8 3,4-d{9 pyridines |
US05/458,744 US4254116A (en) | 1974-04-08 | 1974-04-08 | 5H-[1]Benzopyrano[3,4-d]pyridines |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2236496A1 FR2236496A1 (fr) | 1975-02-07 |
FR2236496B1 true FR2236496B1 (fr) | 1977-09-09 |
Family
ID=27008438
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7424205A Expired FR2236496B1 (fr) | 1973-07-13 | 1974-07-11 |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5315519B2 (fr) |
CA (1) | CA1037955A (fr) |
CH (1) | CH592667A5 (fr) |
DE (1) | DE2433442A1 (fr) |
DK (2) | DK328674A (fr) |
FR (1) | FR2236496B1 (fr) |
GB (1) | GB1460471A (fr) |
NL (1) | NL7408851A (fr) |
PH (1) | PH13729A (fr) |
SE (1) | SE401511B (fr) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3576798A (en) * | 1965-09-27 | 1971-04-27 | Little Inc A | 1,2,3,4-tetrahydro-5h-(1)benzopyrano (3,4-d)pyridines |
US3991194A (en) * | 1971-12-27 | 1976-11-09 | Sharps Associates | Heterocyclic esters of benzopyranopyridines |
-
1974
- 1974-06-19 DK DK328674A patent/DK328674A/da not_active Application Discontinuation
- 1974-07-01 NL NL7408851A patent/NL7408851A/xx not_active Application Discontinuation
- 1974-07-02 CA CA203,794A patent/CA1037955A/fr not_active Expired
- 1974-07-03 PH PH16010A patent/PH13729A/en unknown
- 1974-07-10 SE SE7409098A patent/SE401511B/xx unknown
- 1974-07-11 CH CH960674A patent/CH592667A5/xx not_active IP Right Cessation
- 1974-07-11 DE DE2433442A patent/DE2433442A1/de not_active Ceased
- 1974-07-11 FR FR7424205A patent/FR2236496B1/fr not_active Expired
- 1974-07-12 GB GB3107574A patent/GB1460471A/en not_active Expired
- 1974-07-12 JP JP7926874A patent/JPS5315519B2/ja not_active Expired
-
1982
- 1982-12-30 DK DK579082A patent/DK579082A/da not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FR2236496A1 (fr) | 1975-02-07 |
NL7408851A (nl) | 1975-01-15 |
DK328674A (fr) | 1975-03-17 |
SE401511B (sv) | 1978-05-16 |
DK579082A (da) | 1982-12-30 |
JPS5040596A (fr) | 1975-04-14 |
AU7004074A (en) | 1975-12-18 |
CH592667A5 (fr) | 1977-10-31 |
GB1460471A (en) | 1977-01-06 |
PH13729A (en) | 1980-09-09 |
DE2433442A1 (de) | 1975-01-30 |
JPS5315519B2 (fr) | 1978-05-25 |
CA1037955A (fr) | 1978-09-05 |
SE7409098L (sv) | 1975-01-14 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |