AT294070B - Process for the production of new benzofuran derivatives and their salts - Google Patents
Process for the production of new benzofuran derivatives and their saltsInfo
- Publication number
- AT294070B AT294070B AT683370A AT683370A AT294070B AT 294070 B AT294070 B AT 294070B AT 683370 A AT683370 A AT 683370A AT 683370 A AT683370 A AT 683370A AT 294070 B AT294070 B AT 294070B
- Authority
- AT
- Austria
- Prior art keywords
- salts
- production
- benzofuran derivatives
- new benzofuran
- new
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
- C07D307/80—Radicals substituted by oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
- C07D307/81—Radicals substituted by nitrogen atoms not forming part of a nitro radical
-
- 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
- C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
- C07D311/08—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring
- C07D311/16—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring substituted in position 7
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
- Furan Compounds (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1717870A CH526531A (en) | 1968-09-06 | 1968-09-06 | Process for the production of new benzofuran derivatives |
| CH1344268A CH514572A (en) | 1968-09-06 | 1968-09-06 | Process for the production of new benzofuran derivatives |
| CH1717770A CH513147A (en) | 1968-09-06 | 1968-09-06 | Process for the production of new benzofuran derivatives |
| CH1717670A CH526530A (en) | 1968-09-06 | 1968-09-06 | Process for the production of new benzofuran derivatives |
| CH1717970A CH513148A (en) | 1968-09-06 | 1968-09-06 | Process for the production of new benzofuran derivatives |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT294070B true AT294070B (en) | 1971-11-10 |
Family
ID=27509473
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT846769A AT291244B (en) | 1968-09-06 | 1969-09-05 | Process for the production of new benzofuran derivatives and their salts |
| AT683170A AT294068B (en) | 1968-09-06 | 1969-09-05 | Process for the production of new benzofuran derivatives and their salts |
| AT683270A AT294069B (en) | 1968-09-06 | 1969-09-05 | Process for the production of new benzofuran derivatives and their salts |
| AT683370A AT294070B (en) | 1968-09-06 | 1969-09-05 | Process for the production of new benzofuran derivatives and their salts |
Family Applications Before (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT846769A AT291244B (en) | 1968-09-06 | 1969-09-05 | Process for the production of new benzofuran derivatives and their salts |
| AT683170A AT294068B (en) | 1968-09-06 | 1969-09-05 | Process for the production of new benzofuran derivatives and their salts |
| AT683270A AT294069B (en) | 1968-09-06 | 1969-09-05 | Process for the production of new benzofuran derivatives and their salts |
Country Status (7)
| Country | Link |
|---|---|
| AT (4) | AT291244B (en) |
| BE (1) | BE738517A (en) |
| CH (5) | CH526530A (en) |
| DE (1) | DE1945161A1 (en) |
| FR (1) | FR2017519B1 (en) |
| GB (1) | GB1286861A (en) |
| NL (1) | NL6913259A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5091533A (en) * | 1990-03-12 | 1992-02-25 | Merck Frosst Canada, Inc. | 5-hydroxy-2,3-dihydrobenzofuran analogs as leukotriene biosynthesis inhibitors |
| FR2772766B1 (en) * | 1997-12-24 | 2000-06-30 | Adir | NOVEL HETEROCYCLIC COMPOUNDS, PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM |
| CA2537119A1 (en) | 2003-09-02 | 2005-03-10 | Merck & Co., Inc. | Ophthalmic compositions for treating ocular hypertension |
-
1968
- 1968-09-06 CH CH1717670A patent/CH526530A/en not_active IP Right Cessation
- 1968-09-06 CH CH1717970A patent/CH513148A/en not_active IP Right Cessation
- 1968-09-06 CH CH1717870A patent/CH526531A/en not_active IP Right Cessation
- 1968-09-06 CH CH1344268A patent/CH514572A/en not_active IP Right Cessation
- 1968-09-06 CH CH1717770A patent/CH513147A/en not_active IP Right Cessation
-
1969
- 1969-08-29 NL NL6913259A patent/NL6913259A/xx unknown
- 1969-09-05 AT AT846769A patent/AT291244B/en not_active IP Right Cessation
- 1969-09-05 FR FR6930297A patent/FR2017519B1/fr not_active Expired
- 1969-09-05 BE BE738517D patent/BE738517A/xx unknown
- 1969-09-05 GB GB4405769A patent/GB1286861A/en not_active Expired
- 1969-09-05 AT AT683170A patent/AT294068B/en not_active IP Right Cessation
- 1969-09-05 DE DE19691945161 patent/DE1945161A1/en active Pending
- 1969-09-05 AT AT683270A patent/AT294069B/en not_active IP Right Cessation
- 1969-09-05 AT AT683370A patent/AT294070B/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE1945161A1 (en) | 1970-03-12 |
| AT294068B (en) | 1971-11-10 |
| CH513148A (en) | 1971-09-30 |
| GB1286861A (en) | 1972-08-23 |
| CH513147A (en) | 1971-09-30 |
| FR2017519B1 (en) | 1973-04-06 |
| NL6913259A (en) | 1970-03-10 |
| AT291244B (en) | 1971-07-12 |
| CH514572A (en) | 1971-10-31 |
| CH526530A (en) | 1972-08-15 |
| AT294069B (en) | 1971-11-10 |
| BE738517A (en) | 1970-03-05 |
| CH526531A (en) | 1972-08-15 |
| FR2017519A1 (en) | 1970-05-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EIH | Change in the person of patent owner | ||
| ELJ | Ceased due to non-payment of the annual fee |