BE769146A - CHROMON-CARBOXYLIC ACID DERIVATIVES - Google Patents
CHROMON-CARBOXYLIC ACID DERIVATIVESInfo
- Publication number
- BE769146A BE769146A BE769146A BE769146A BE769146A BE 769146 A BE769146 A BE 769146A BE 769146 A BE769146 A BE 769146A BE 769146 A BE769146 A BE 769146A BE 769146 A BE769146 A BE 769146A
- Authority
- BE
- Belgium
- Prior art keywords
- chromon
- carboxylic acid
- acid derivatives
- derivatives
- carboxylic
- Prior art date
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
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5748770 | 1970-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE769146A true BE769146A (en) | 1971-11-03 |
Family
ID=13057059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE769146A BE769146A (en) | 1970-07-01 | 1971-06-28 | CHROMON-CARBOXYLIC ACID DERIVATIVES |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE769146A (en) |
| DE (1) | DE2132260A1 (en) |
| FR (2) | FR2100851B1 (en) |
| GB (2) | GB1364262A (en) |
| HU (1) | HU162498B (en) |
| NL (1) | NL7109125A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3887585A (en) * | 1973-04-18 | 1975-06-03 | Warner Lambert Co | Polycyclic gamma-pyrone-3-carboxaldehyde derivatives |
| US3984441A (en) | 1971-06-21 | 1976-10-05 | Takeda Chemical Industries, Ltd. | Chromonealdehyde compounds and process for the production thereof |
| US4008252A (en) | 1973-04-18 | 1977-02-15 | Warner-Lambert Company | Substituted-3-formylchromone derivatives |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE790792A (en) * | 1971-11-04 | 1973-02-15 | Takeda Chemical Industries Ltd | NEW CHROMONE ALDEHYDE DERIVATIVES AND THEIR MANUFACTURING PROCESS |
| IT1283115B1 (en) * | 1996-06-07 | 1998-04-07 | Mini Ricerca Scient Tecnolog | 6,7-DIDROXY-8-METHYL-4-OXO-1-BENZOPYRANE CARBOXYL ACID WITH ANTIBACTERIAL ACTIVITY. |
| EP1211251A4 (en) * | 1999-09-01 | 2003-04-09 | Takeda Chemical Industries Ltd | Chromone derivatives, process for the preparation of the same and uses thereof |
| DE10337863A1 (en) * | 2003-08-18 | 2005-03-17 | Merck Patent Gmbh | Use of chromene-4-one derivatives |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1291864A (en) * | 1969-02-12 | 1972-10-04 | Fisons Pharmaceuticals Ltd | Mono thiachromone-2-carboxylic acids |
-
1971
- 1971-06-28 BE BE769146A patent/BE769146A/en unknown
- 1971-06-29 DE DE19712132260 patent/DE2132260A1/en active Pending
- 1971-06-30 FR FR7123951A patent/FR2100851B1/fr not_active Expired
- 1971-07-01 HU HUTA001127 patent/HU162498B/hu unknown
- 1971-07-01 NL NL7109125A patent/NL7109125A/xx unknown
- 1971-07-01 GB GB1004374A patent/GB1364262A/en not_active Expired
- 1971-07-01 GB GB3078871A patent/GB1364261A/en not_active Expired
-
1972
- 1972-03-15 FR FR7209062A patent/FR2127028B1/fr not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3984441A (en) | 1971-06-21 | 1976-10-05 | Takeda Chemical Industries, Ltd. | Chromonealdehyde compounds and process for the production thereof |
| US3887585A (en) * | 1973-04-18 | 1975-06-03 | Warner Lambert Co | Polycyclic gamma-pyrone-3-carboxaldehyde derivatives |
| US4008252A (en) | 1973-04-18 | 1977-02-15 | Warner-Lambert Company | Substituted-3-formylchromone derivatives |
| US4098799A (en) | 1973-04-18 | 1978-07-04 | Warner-Lambert Company | 3-formylchromones |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2127028A1 (en) | 1972-10-13 |
| HU162498B (en) | 1973-02-28 |
| NL7109125A (en) | 1972-01-04 |
| FR2100851A1 (en) | 1972-03-24 |
| GB1364261A (en) | 1974-08-21 |
| FR2100851B1 (en) | 1975-08-01 |
| GB1364262A (en) | 1974-08-21 |
| FR2127028B1 (en) | 1975-10-31 |
| DE2132260A1 (en) | 1972-02-03 |
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