AT305273B - Verfahren zur Herstellung neuer Benzofuranderivate - Google Patents
Verfahren zur Herstellung neuer BenzofuranderivateInfo
- Publication number
- AT305273B AT305273B AT253771A AT253771A AT305273B AT 305273 B AT305273 B AT 305273B AT 253771 A AT253771 A AT 253771A AT 253771 A AT253771 A AT 253771A AT 305273 B AT305273 B AT 305273B
- Authority
- AT
- Austria
- Prior art keywords
- production
- benzofuran derivatives
- new benzofuran
- new
- derivatives
- Prior art date
Links
- 150000001907 coumarones Chemical class 0.000 title 1
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
- C07D307/82—Benzo [b] furans; Hydrogenated benzo [b] furans with hetero atoms or 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 to carbon atoms of the hetero ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/40—Unsaturated compounds
- C07C59/76—Unsaturated compounds containing keto groups
- C07C59/90—Unsaturated compounds containing keto groups containing singly bound oxygen-containing groups
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7010537A FR2081585A1 (en) | 1970-03-24 | 1970-03-24 | 2-nitrobenzofuran derivs, antimicrobial,antiparasitic |
| FR7031526A FR2101142A2 (en) | 1970-08-28 | 1970-08-28 | 2-nitrobenzofuran derivs, antimicrobial,antiparasitic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT305273B true AT305273B (de) | 1973-02-26 |
Family
ID=26215630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT253771A AT305273B (de) | 1970-03-24 | 1971-03-24 | Verfahren zur Herstellung neuer Benzofuranderivate |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3808236A (de) |
| JP (1) | JPS5441591B1 (de) |
| AT (1) | AT305273B (de) |
| BE (1) | BE763960A (de) |
| CA (1) | CA948644A (de) |
| CH (1) | CH523878A (de) |
| DE (1) | DE2113489C3 (de) |
| GB (1) | GB1314922A (de) |
| NL (1) | NL7103429A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4124704A (en) * | 1976-09-20 | 1978-11-07 | Riker Laboratories, Inc. | 2-Nitro-3-phenylbenzofuran alkanoic (or propenoic) acids |
| US4153716A (en) * | 1977-12-19 | 1979-05-08 | Riker Laboratories, Inc. | Oxy, thio, sulfenyl and sulfonyl derivatives of 2-nitro-3-phenylbenzofuran |
| US20070066681A1 (en) * | 2003-09-26 | 2007-03-22 | Chugai Seiyaku Kaushiki Kaisha | Pharmaceutical composition for treating fatty liver or hepatic disease |
-
1970
- 1970-09-23 US US00074940A patent/US3808236A/en not_active Expired - Lifetime
-
1971
- 1971-03-08 BE BE763960A patent/BE763960A/xx unknown
- 1971-03-15 NL NL7103429A patent/NL7103429A/xx unknown
- 1971-03-16 CH CH378571A patent/CH523878A/fr not_active IP Right Cessation
- 1971-03-19 DE DE2113489A patent/DE2113489C3/de not_active Expired
- 1971-03-24 CA CA108,558*7A patent/CA948644A/en not_active Expired
- 1971-03-24 JP JP1657971A patent/JPS5441591B1/ja active Pending
- 1971-03-24 AT AT253771A patent/AT305273B/de not_active IP Right Cessation
- 1971-04-19 GB GB2504171*A patent/GB1314922A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2113489A1 (de) | 1971-10-14 |
| BE763960A (fr) | 1971-08-02 |
| JPS5441591B1 (de) | 1979-12-08 |
| DE2113489B2 (de) | 1979-08-30 |
| US3808236A (en) | 1974-04-30 |
| DE2113489C3 (de) | 1980-05-08 |
| GB1314922A (en) | 1973-04-26 |
| CA948644A (en) | 1974-06-04 |
| NL7103429A (de) | 1971-09-28 |
| CH523878A (fr) | 1972-06-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |