ES2087369T3 - Procedimiento para la preparacion de acido 2-amino-3-cloro-benzoico. - Google Patents
Procedimiento para la preparacion de acido 2-amino-3-cloro-benzoico.Info
- Publication number
- ES2087369T3 ES2087369T3 ES92113900T ES92113900T ES2087369T3 ES 2087369 T3 ES2087369 T3 ES 2087369T3 ES 92113900 T ES92113900 T ES 92113900T ES 92113900 T ES92113900 T ES 92113900T ES 2087369 T3 ES2087369 T3 ES 2087369T3
- Authority
- ES
- Spain
- Prior art keywords
- acid
- amino
- approximately
- benzoic
- chlorine
- 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 - Lifetime
Links
- 239000002253 acid Substances 0.000 title abstract 2
- LWUAMROXVQLJKA-UHFFFAOYSA-N 2-amino-3-chlorobenzoic acid Chemical compound NC1=C(Cl)C=CC=C1C(O)=O LWUAMROXVQLJKA-UHFFFAOYSA-N 0.000 abstract 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- 229910000000 metal hydroxide Inorganic materials 0.000 abstract 2
- 150000004692 metal hydroxides Chemical class 0.000 abstract 2
- VMQMZMRVKUZKQL-UHFFFAOYSA-N Cu+ Chemical compound [Cu+] VMQMZMRVKUZKQL-UHFFFAOYSA-N 0.000 abstract 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical class [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/04—Formation of amino groups in compounds containing carboxyl groups
- C07C227/06—Formation of amino groups in compounds containing carboxyl groups by addition or substitution reactions, without increasing the number of carbon atoms in the carbon skeleton of the acid
- C07C227/08—Formation of amino groups in compounds containing carboxyl groups by addition or substitution reactions, without increasing the number of carbon atoms in the carbon skeleton of the acid by reaction of ammonia or amines with acids containing functional groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
LA INVENCION SE REFIERE A UN METODO PARA LA PRODUCCION DE ACIDO CLOROBENZOICO 2-AMINO-3, EN EL QUE SE DISUELVE 1 MOL DE ACIDO DICLOROBEZOICO 2,3 CON LA CANTIDAD EQUIMOLAR MINIMA DE UN HIDROXIDO DE METAL ALCALINO O CON LA SOLUCION ACUOSA DE LA CANTIDAD EQUIMOLAR DE UN HIDROXIDO DE METAL ALCALINO EN APROXIMADAMENTE 400 HASTA 2000 PARTES DE AGUA Y A CONTINUACION SE CONVIERTE CON AMONIACO DE APROXIMADAMENTE 500 HASTA 2500 % MOL A TEMPERATURAS DESDE APROXIMADAMENTE 150 (GRADOS) HASTA 220 (GRADOS) C EN PRESENCIA DE COBRE-BRONCE, EN SALES DE COBRE (I) Y/O DE COBRE (II).
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4127150 | 1991-08-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2087369T3 true ES2087369T3 (es) | 1996-07-16 |
Family
ID=6438463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES92113900T Expired - Lifetime ES2087369T3 (es) | 1991-08-16 | 1992-08-14 | Procedimiento para la preparacion de acido 2-amino-3-cloro-benzoico. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US5233083A (es) |
| EP (1) | EP0528375B1 (es) |
| JP (1) | JPH05201942A (es) |
| AU (1) | AU648923B2 (es) |
| CA (1) | CA2076142A1 (es) |
| DE (1) | DE59206094D1 (es) |
| ES (1) | ES2087369T3 (es) |
| ZA (1) | ZA926129B (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116854603A (zh) * | 2023-07-07 | 2023-10-10 | 沈阳感光化工研究院有限公司 | 一种医药中间体化合物2-氨基-4-溴-5-氯苯甲酸制备方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE244207C (es) * | ||||
| DE3631906A1 (de) * | 1986-09-19 | 1988-03-31 | Bayer Ag | Verfahren zur herstellung von benzoesaeure-derivaten |
| US4990663A (en) * | 1989-05-15 | 1991-02-05 | E. I. Du Pont De Nemours And Company | Process for preparing halogenated aromatic amines |
| US5068392A (en) * | 1991-01-24 | 1991-11-26 | Dowelanco | Process for the preparation of 2-chloro and 2,6-dichloroanilines |
-
1992
- 1992-08-13 US US07/929,722 patent/US5233083A/en not_active Expired - Fee Related
- 1992-08-13 JP JP4216236A patent/JPH05201942A/ja active Pending
- 1992-08-14 AU AU21008/92A patent/AU648923B2/en not_active Ceased
- 1992-08-14 ES ES92113900T patent/ES2087369T3/es not_active Expired - Lifetime
- 1992-08-14 EP EP92113900A patent/EP0528375B1/de not_active Expired - Lifetime
- 1992-08-14 CA CA002076142A patent/CA2076142A1/en not_active Abandoned
- 1992-08-14 DE DE59206094T patent/DE59206094D1/de not_active Expired - Fee Related
- 1992-08-14 ZA ZA926129A patent/ZA926129B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE59206094D1 (de) | 1996-05-30 |
| CA2076142A1 (en) | 1993-02-17 |
| AU2100892A (en) | 1993-02-18 |
| AU648923B2 (en) | 1994-05-05 |
| EP0528375A2 (de) | 1993-02-24 |
| US5233083A (en) | 1993-08-03 |
| JPH05201942A (ja) | 1993-08-10 |
| EP0528375A3 (en) | 1993-09-29 |
| ZA926129B (en) | 1993-06-14 |
| EP0528375B1 (de) | 1996-04-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG2A | Definitive protection |
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