ES462860A1 - Metodo para preparar acido 2,3-dicloro-4-hidroxibenzoico. - Google Patents
Metodo para preparar acido 2,3-dicloro-4-hidroxibenzoico.Info
- Publication number
- ES462860A1 ES462860A1 ES462860A ES462860A ES462860A1 ES 462860 A1 ES462860 A1 ES 462860A1 ES 462860 A ES462860 A ES 462860A ES 462860 A ES462860 A ES 462860A ES 462860 A1 ES462860 A1 ES 462860A1
- Authority
- ES
- Spain
- Prior art keywords
- dichloro
- hydroxy
- benzoic acid
- preparation
- ticrynafen
- 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
- MWQVQEFJAIFHFZ-UHFFFAOYSA-N 2,3-dichloro-4-hydroxybenzoic acid Chemical compound OC(=O)C1=CC=C(O)C(Cl)=C1Cl MWQVQEFJAIFHFZ-UHFFFAOYSA-N 0.000 title abstract 2
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 abstract 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 abstract 2
- PPDIALCNVFLTST-UHFFFAOYSA-N (2,3-dichloro-4-hydroxyphenyl)-thiophen-2-ylmethanone Chemical compound ClC1=C(Cl)C(O)=CC=C1C(=O)C1=CC=CS1 PPDIALCNVFLTST-UHFFFAOYSA-N 0.000 abstract 1
- UMPSXRYVXUPCOS-UHFFFAOYSA-N 2,3-dichlorophenol Chemical compound OC1=CC=CC(Cl)=C1Cl UMPSXRYVXUPCOS-UHFFFAOYSA-N 0.000 abstract 1
- 238000007013 Reimer-Tiemann formylation reaction Methods 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- YWEUIGNSBFLMFL-UHFFFAOYSA-N diphosphonate Chemical compound O=P(=O)OP(=O)=O YWEUIGNSBFLMFL-UHFFFAOYSA-N 0.000 abstract 1
- 239000002934 diuretic Substances 0.000 abstract 1
- 230000001882 diuretic effect Effects 0.000 abstract 1
- DLYUQMMRRRQYAE-UHFFFAOYSA-N phosphorus pentoxide Inorganic materials O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 abstract 1
- 229920000137 polyphosphoric acid Polymers 0.000 abstract 1
- 229930192474 thiophene Natural products 0.000 abstract 1
- AGHANLSBXUWXTB-UHFFFAOYSA-N tienilic acid Chemical compound ClC1=C(Cl)C(OCC(=O)O)=CC=C1C(=O)C1=CC=CS1 AGHANLSBXUWXTB-UHFFFAOYSA-N 0.000 abstract 1
- 229960000356 tienilic acid Drugs 0.000 abstract 1
Classifications
-
- 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
- C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
- C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
- C07D333/06—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
- C07D333/22—Radicals substituted by doubly bound hetero atoms, or by two hetero atoms other than halogen singly bound to the same carbon atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C65/21—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing ether groups, groups, groups, or groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Compounds Containing Sulfur Atoms (AREA)
- Catalysts (AREA)
Abstract
Método para preparar ácido 2,3-dicloro-4-hidroxibenzoico que comprende hacer reaccionar 2,3-diclorofenol con un exceso de tetracloruro de carbono en presencia de un hidrógeno de metal alcalino y un catalizador de cobre.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/729,329 US4092352A (en) | 1976-10-04 | 1976-10-04 | 2,3-Dichloro-4-hydroxy-benzoic acid and process for preparation thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES462860A1 true ES462860A1 (es) | 1978-06-01 |
Family
ID=24930557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES462860A Expired ES462860A1 (es) | 1976-10-04 | 1977-10-03 | Metodo para preparar acido 2,3-dicloro-4-hidroxibenzoico. |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4092352A (es) |
| JP (1) | JPS5346934A (es) |
| CA (1) | CA1081239A (es) |
| CH (1) | CH630055A5 (es) |
| DE (1) | DE2743469A1 (es) |
| ES (1) | ES462860A1 (es) |
| FR (1) | FR2366253A1 (es) |
| GB (1) | GB1545639A (es) |
| GR (1) | GR63572B (es) |
| HU (1) | HU177383B (es) |
| IE (1) | IE45874B1 (es) |
| NL (1) | NL7710809A (es) |
| PT (1) | PT67103B (es) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4166061A (en) * | 1977-11-02 | 1979-08-28 | Smithkline Corporation | Use of cyclic esters to prepare 2,3-dichloro-4-(2-thenoyl)phenoxyacetic acid |
| EP0073837B1 (en) * | 1981-03-09 | 1986-11-05 | Asahi Kasei Kogyo Kabushiki Kaisha | Process for selectively producing para-substituted derivatives of phenols |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2811547A (en) * | 1957-10-29 | Process for preparing s-chlorosalicylic |
-
1976
- 1976-10-04 US US05/729,329 patent/US4092352A/en not_active Expired - Lifetime
-
1977
- 1977-08-25 FR FR7725928A patent/FR2366253A1/fr active Granted
- 1977-09-26 GB GB39924/77A patent/GB1545639A/en not_active Expired
- 1977-09-27 DE DE19772743469 patent/DE2743469A1/de not_active Withdrawn
- 1977-09-29 IE IE1992/77A patent/IE45874B1/en unknown
- 1977-09-30 CA CA287,875A patent/CA1081239A/en not_active Expired
- 1977-10-01 JP JP11851677A patent/JPS5346934A/ja active Pending
- 1977-10-03 NL NL7710809A patent/NL7710809A/xx not_active Application Discontinuation
- 1977-10-03 PT PT67103A patent/PT67103B/pt unknown
- 1977-10-03 ES ES462860A patent/ES462860A1/es not_active Expired
- 1977-10-03 CH CH1207177A patent/CH630055A5/de not_active IP Right Cessation
- 1977-10-04 HU HU77SI1598A patent/HU177383B/hu unknown
- 1977-10-04 GR GR54496A patent/GR63572B/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IE45874B1 (en) | 1982-12-15 |
| FR2366253A1 (fr) | 1978-04-28 |
| PT67103B (en) | 1979-03-13 |
| JPS5346934A (en) | 1978-04-27 |
| FR2366253B1 (es) | 1980-06-20 |
| CA1081239A (en) | 1980-07-08 |
| CH630055A5 (de) | 1982-05-28 |
| IE45874L (en) | 1978-04-04 |
| PT67103A (en) | 1977-11-01 |
| GB1545639A (en) | 1979-05-10 |
| US4092352A (en) | 1978-05-30 |
| DE2743469A1 (de) | 1978-04-06 |
| HU177383B (en) | 1981-09-28 |
| GR63572B (en) | 1979-11-21 |
| NL7710809A (nl) | 1978-04-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD1A | Patent lapsed |
Effective date: 19971103 |