DE69204497D1 - Verfahren und Zwischenprodukte zur Herstellung von 2,2-Dimethyl-2,3-Dihydrobenzofuran-7-Carbonsäuren. - Google Patents
Verfahren und Zwischenprodukte zur Herstellung von 2,2-Dimethyl-2,3-Dihydrobenzofuran-7-Carbonsäuren.Info
- Publication number
- DE69204497D1 DE69204497D1 DE69204497T DE69204497T DE69204497D1 DE 69204497 D1 DE69204497 D1 DE 69204497D1 DE 69204497 T DE69204497 T DE 69204497T DE 69204497 T DE69204497 T DE 69204497T DE 69204497 D1 DE69204497 D1 DE 69204497D1
- Authority
- DE
- Germany
- Prior art keywords
- dihydrobenzofuran
- intermediates
- dimethyl
- carboxylic acids
- preparation
- 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 - Fee Related
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
-
- 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
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
- C07C69/84—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring
- C07C69/88—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring with esterified carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
- C07C69/84—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring
- C07C69/92—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring with etherified hydroxyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Plural Heterocyclic Compounds (AREA)
- Furan Compounds (AREA)
- Cosmetics (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/666,279 US5142069A (en) | 1991-03-07 | 1991-03-07 | Process of preparing 2,2-dimethyl-2,3-dihydrobenzofuran-7-carboxylic acids |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69204497D1 true DE69204497D1 (de) | 1995-10-12 |
| DE69204497T2 DE69204497T2 (de) | 1996-03-21 |
Family
ID=24673565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69204497T Expired - Fee Related DE69204497T2 (de) | 1991-03-07 | 1992-03-05 | Verfahren und Zwischenprodukte zur Herstellung von 2,2-Dimethyl-2,3-Dihydrobenzofuran-7-Carbonsäuren. |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US5142069A (de) |
| EP (1) | EP0502735B1 (de) |
| JP (1) | JPH04338381A (de) |
| KR (1) | KR100193973B1 (de) |
| AT (1) | ATE127461T1 (de) |
| BR (1) | BR9200768A (de) |
| CA (1) | CA2062329A1 (de) |
| DE (1) | DE69204497T2 (de) |
| DK (1) | DK0502735T3 (de) |
| ES (1) | ES2078652T3 (de) |
| GR (1) | GR3017875T3 (de) |
| HU (1) | HU212786B (de) |
| IE (1) | IE67382B1 (de) |
| IL (1) | IL101149A (de) |
| MX (1) | MX9200962A (de) |
| TW (1) | TW198014B (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5723103A (en) * | 1994-12-09 | 1998-03-03 | Vanderbilt University | Substituted benzamides and radioligand analogs and methods of use |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3860619A (en) * | 1969-05-09 | 1975-01-14 | Novo Terapeutisk Labor As | Sulphonylurea derivatives |
| WO1984003281A1 (en) * | 1983-02-19 | 1984-08-30 | Beecham Group Plc | Azabicycloalkyl benzamide and anilide derivatives |
| US4888353A (en) * | 1986-02-28 | 1989-12-19 | Erbamont, Inc. | Carboxamides useful as antiemetic or antipsychotic agents |
| CA1297877C (en) * | 1983-12-22 | 1992-03-24 | Daniel Lednicer | Benzofurancarboxamides useful as antiemetic or antipsychotic agents |
| US4921982A (en) * | 1988-07-21 | 1990-05-01 | Eli Lilly And Company | 5-halo-2,3-dihydro-2,2-dimethylbenzofuran-7-carboxylic acids useful as intermediates for 5-HT3 antagonists |
-
1991
- 1991-03-07 US US07/666,279 patent/US5142069A/en not_active Expired - Fee Related
- 1991-09-27 TW TW080107670A patent/TW198014B/zh active
-
1992
- 1992-03-05 ES ES92301904T patent/ES2078652T3/es not_active Expired - Lifetime
- 1992-03-05 EP EP92301904A patent/EP0502735B1/de not_active Expired - Lifetime
- 1992-03-05 IL IL10114992A patent/IL101149A/en not_active IP Right Cessation
- 1992-03-05 HU HU9200745A patent/HU212786B/hu not_active IP Right Cessation
- 1992-03-05 MX MX9200962A patent/MX9200962A/es not_active IP Right Cessation
- 1992-03-05 CA CA002062329A patent/CA2062329A1/en not_active Abandoned
- 1992-03-05 DK DK92301904.6T patent/DK0502735T3/da active
- 1992-03-05 AT AT92301904T patent/ATE127461T1/de not_active IP Right Cessation
- 1992-03-05 KR KR1019920003610A patent/KR100193973B1/ko not_active IP Right Cessation
- 1992-03-05 DE DE69204497T patent/DE69204497T2/de not_active Expired - Fee Related
- 1992-03-06 IE IE920737A patent/IE67382B1/en not_active IP Right Cessation
- 1992-03-06 JP JP4049416A patent/JPH04338381A/ja active Pending
- 1992-03-06 BR BR929200768A patent/BR9200768A/pt not_active IP Right Cessation
-
1995
- 1995-10-25 GR GR950402980T patent/GR3017875T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| MX9200962A (es) | 1992-09-01 |
| HU9200745D0 (en) | 1992-05-28 |
| EP0502735A1 (de) | 1992-09-09 |
| TW198014B (de) | 1993-01-11 |
| BR9200768A (pt) | 1992-11-17 |
| HUT61008A (en) | 1992-11-30 |
| DE69204497T2 (de) | 1996-03-21 |
| IL101149A0 (en) | 1992-11-15 |
| KR100193973B1 (ko) | 1999-06-15 |
| US5142069A (en) | 1992-08-25 |
| IE920737A1 (en) | 1992-09-09 |
| GR3017875T3 (en) | 1996-01-31 |
| JPH04338381A (ja) | 1992-11-25 |
| ES2078652T3 (es) | 1995-12-16 |
| EP0502735B1 (de) | 1995-09-06 |
| KR920018038A (ko) | 1992-10-21 |
| DK0502735T3 (da) | 1996-04-09 |
| ATE127461T1 (de) | 1995-09-15 |
| IL101149A (en) | 1996-09-12 |
| HU212786B (en) | 1996-11-28 |
| CA2062329A1 (en) | 1992-09-08 |
| IE67382B1 (en) | 1996-03-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |