FR2214473B1 - - Google Patents
Info
- Publication number
- FR2214473B1 FR2214473B1 FR7401092A FR7401092A FR2214473B1 FR 2214473 B1 FR2214473 B1 FR 2214473B1 FR 7401092 A FR7401092 A FR 7401092A FR 7401092 A FR7401092 A FR 7401092A FR 2214473 B1 FR2214473 B1 FR 2214473B1
- 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
- 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)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pyrane Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB286273*[A GB1448980A (en) | 1973-01-19 | 1973-01-19 | Unsymmetrically substituted bis-chromones |
| GB286173 | 1973-01-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2214473A1 FR2214473A1 (https=) | 1974-08-19 |
| FR2214473B1 true FR2214473B1 (https=) | 1977-04-22 |
Family
ID=26237797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7401092A Expired FR2214473B1 (https=) | 1973-01-19 | 1974-01-14 |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS49101378A (https=) |
| AU (1) | AU6436474A (https=) |
| DE (1) | DE2402274A1 (https=) |
| ES (1) | ES422413A1 (https=) |
| FR (1) | FR2214473B1 (https=) |
| GB (1) | GB1448980A (https=) |
| IL (1) | IL43942A0 (https=) |
| NL (1) | NL7400701A (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2297040A1 (fr) * | 1975-01-13 | 1976-08-06 | Fisons Ltd | Procede et compositions pour le traitement de maladies gastro-intestinales |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1011744A (en) * | 1970-03-10 | 1977-06-07 | Allen And Hanburys Limited | Chromone derivatives |
| GB1324571A (en) * | 1971-01-22 | 1973-07-25 | Fisons Ltd | Thallium salts of hydroxy-chromones and the preparation of bis- chromones therefrom |
| GB1382247A (en) * | 1971-06-10 | 1975-01-29 | Fisons Ltd | Benzopyran derivatives |
-
1973
- 1973-01-19 GB GB286273*[A patent/GB1448980A/en not_active Expired
-
1974
- 1974-01-01 IL IL43942A patent/IL43942A0/xx unknown
- 1974-01-09 AU AU64364/74A patent/AU6436474A/en not_active Expired
- 1974-01-14 FR FR7401092A patent/FR2214473B1/fr not_active Expired
- 1974-01-18 DE DE2402274A patent/DE2402274A1/de active Pending
- 1974-01-18 NL NL7400701A patent/NL7400701A/xx unknown
- 1974-01-19 JP JP49008915A patent/JPS49101378A/ja active Pending
-
1976
- 1976-03-18 ES ES422413A patent/ES422413A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU6436474A (en) | 1975-07-10 |
| IL43942A0 (en) | 1974-05-16 |
| GB1448980A (en) | 1976-09-08 |
| FR2214473A1 (https=) | 1974-08-19 |
| NL7400701A (https=) | 1974-07-23 |
| JPS49101378A (https=) | 1974-09-25 |
| DE2402274A1 (de) | 1974-07-25 |
| ES422413A1 (es) | 1976-11-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |