CA919682A - Process for the production of new heterocyclic carboxylic acids - Google Patents
Process for the production of new heterocyclic carboxylic acidsInfo
- Publication number
- CA919682A CA919682A CA097929A CA97929A CA919682A CA 919682 A CA919682 A CA 919682A CA 097929 A CA097929 A CA 097929A CA 97929 A CA97929 A CA 97929A CA 919682 A CA919682 A CA 919682A
- Authority
- CA
- Canada
- Prior art keywords
- production
- carboxylic acids
- heterocyclic carboxylic
- new heterocyclic
- new
- Prior art date
- 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
- 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
- C07D307/84—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
- C07D307/85—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen attached in position 2
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- C07D333/50—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
- C07D333/52—Benzo[b]thiophenes; Hydrogenated benzo[b]thiophenes
- C07D333/62—Benzo[b]thiophenes; Hydrogenated benzo[b]thiophenes 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
- C07D333/68—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
- C07D333/70—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen attached in position 2
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Furan Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1689069A CH521962A (de) | 1969-11-13 | 1969-11-13 | Verfahren zur Herstellung von neuen heterocyclischen Carbonsäureestern |
| US8820770A | 1970-11-09 | 1970-11-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA919682A true CA919682A (en) | 1973-01-23 |
Family
ID=25718636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA097929A Expired CA919682A (en) | 1969-11-13 | 1970-11-12 | Process for the production of new heterocyclic carboxylic acids |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3751436A (es) |
| AT (1) | AT300783B (es) |
| BE (1) | BE758838A (es) |
| CA (1) | CA919682A (es) |
| CH (1) | CH521962A (es) |
| DE (1) | DE2055719A1 (es) |
| FR (1) | FR2073348B1 (es) |
| GB (1) | GB1304108A (es) |
| NL (1) | NL7016312A (es) |
| ZA (1) | ZA707665B (es) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4085117A (en) * | 1976-10-18 | 1978-04-18 | Merck & Co., Inc. | 6,7-Disubstituted-5-(acyl)benzofuran-2-carboxylic acids |
| US4654365A (en) * | 1985-09-26 | 1987-03-31 | Merck & Co., Inc. | 2,3-dihydro-5-(3-oxo-2-cyclohexen-1-yl)-2-benzofurancarboxylic acids, and their salts useful in the treatment of brain injury |
| US5684002A (en) * | 1994-09-07 | 1997-11-04 | The Procter & Gamble Company | Dihydorbenzofuran and related compounds useful as anti-inflammatory agents |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH484092A (de) * | 1967-07-28 | 1970-01-15 | Geigy Ag J R | Verfahren zur Herstellung von neuen heterocyclischen Carbonsäuren |
-
0
- BE BE758838D patent/BE758838A/xx unknown
-
1969
- 1969-11-13 CH CH1689069A patent/CH521962A/de not_active IP Right Cessation
-
1970
- 1970-11-06 NL NL7016312A patent/NL7016312A/xx not_active Application Discontinuation
- 1970-11-09 US US00088207A patent/US3751436A/en not_active Expired - Lifetime
- 1970-11-12 DE DE19702055719 patent/DE2055719A1/de active Pending
- 1970-11-12 ZA ZA707665A patent/ZA707665B/xx unknown
- 1970-11-12 CA CA097929A patent/CA919682A/en not_active Expired
- 1970-11-12 AT AT1019370A patent/AT300783B/de active
- 1970-11-12 GB GB5381270A patent/GB1304108A/en not_active Expired
- 1970-11-13 FR FR707040697A patent/FR2073348B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2073348B1 (es) | 1973-08-10 |
| US3751436A (en) | 1973-08-07 |
| FR2073348A1 (es) | 1971-10-01 |
| CH521962A (de) | 1972-04-30 |
| AT300783B (de) | 1972-08-10 |
| NL7016312A (es) | 1971-05-17 |
| GB1304108A (es) | 1973-01-24 |
| DE2055719A1 (de) | 1972-05-18 |
| BE758838A (fr) | 1971-05-12 |
| ZA707665B (en) | 1971-08-25 |
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