FR2609287B1 - Procede de preparation d'un acide 4-trifluoromethyl-2-nitrobenzoique et d'un nouvel isomere - Google Patents
Procede de preparation d'un acide 4-trifluoromethyl-2-nitrobenzoique et d'un nouvel isomereInfo
- Publication number
- FR2609287B1 FR2609287B1 FR878717934A FR8717934A FR2609287B1 FR 2609287 B1 FR2609287 B1 FR 2609287B1 FR 878717934 A FR878717934 A FR 878717934A FR 8717934 A FR8717934 A FR 8717934A FR 2609287 B1 FR2609287 B1 FR 2609287B1
- Authority
- FR
- France
- Prior art keywords
- trifluoromethyl
- preparation
- nitrobenzoic acid
- novel isomer
- isomer
- 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
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/16—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/49—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups
- C07C205/57—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
- C07C205/58—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton the carbon skeleton being further substituted by halogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61305277A JPH0768185B2 (ja) | 1986-12-23 | 1986-12-23 | ニトロ置換４―トリフルオロメチル安息香酸の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2609287A1 FR2609287A1 (fr) | 1988-07-08 |
| FR2609287B1 true FR2609287B1 (fr) | 1990-08-31 |
Family
ID=17943160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR878717934A Expired - Fee Related FR2609287B1 (fr) | 1986-12-23 | 1987-12-22 | Procede de preparation d'un acide 4-trifluoromethyl-2-nitrobenzoique et d'un nouvel isomere |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4845279A (fr) |
| JP (1) | JPH0768185B2 (fr) |
| DE (1) | DE3743606C2 (fr) |
| FR (1) | FR2609287B1 (fr) |
| GB (1) | GB2199035B (fr) |
| IT (1) | IT1233422B (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998042654A1 (fr) * | 1997-03-21 | 1998-10-01 | Sumikin Chemical Co., Ltd. | Procede pour la separation d'isomeres de l'acide nitrotoluique |
| CN102329237A (zh) * | 2011-06-24 | 2012-01-25 | 灌南伊斯特化工有限公司 | 一种2－氯－5－硝基苯甲酸的生产工艺 |
| CN108558672B (zh) * | 2018-06-21 | 2021-04-30 | 利尔化学股份有限公司 | 2-硝基-4-三氟甲基苯甲酸及其异构体的制备方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3342826A (en) * | 1964-01-13 | 1967-09-19 | Ile De France | Heterocyclic aminoalkyl benzamides |
| US3839321A (en) * | 1966-07-21 | 1974-10-01 | Smithkline Corp | 5-sulfamoyl-n-(2-substituted-ethyl) anthranilic acids |
| US3703546A (en) * | 1968-10-24 | 1972-11-21 | Amchem Prod | Preparation of 3-amino-2,5-dichlorobenzoic acid |
| EG10942A (en) * | 1972-03-21 | 1976-11-30 | Hoechst Ag | Trifluoromethyl salicylanilides and process for preparing them |
| US3910995A (en) * | 1973-09-10 | 1975-10-07 | Hooker Chemicals Plastics Corp | Process for preparing 2,5-dihalo-3-nitrobenzoic acid |
| US4288615A (en) * | 1980-02-21 | 1981-09-08 | American Cyanamid Company | Process for recovering 3-nitrobenzoic acid |
-
1986
- 1986-12-23 JP JP61305277A patent/JPH0768185B2/ja not_active Expired - Fee Related
-
1987
- 1987-12-09 GB GB8728748A patent/GB2199035B/en not_active Expired - Fee Related
- 1987-12-11 IT IT8722960A patent/IT1233422B/it active
- 1987-12-22 FR FR878717934A patent/FR2609287B1/fr not_active Expired - Fee Related
- 1987-12-22 US US07/136,715 patent/US4845279A/en not_active Expired - Lifetime
- 1987-12-22 DE DE3743606A patent/DE3743606C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2609287A1 (fr) | 1988-07-08 |
| GB8728748D0 (en) | 1988-01-27 |
| IT8722960A0 (it) | 1987-12-11 |
| JPH0768185B2 (ja) | 1995-07-26 |
| IT1233422B (it) | 1992-03-31 |
| GB2199035B (en) | 1990-06-13 |
| JPS63159353A (ja) | 1988-07-02 |
| US4845279A (en) | 1989-07-04 |
| GB2199035A (en) | 1988-06-29 |
| DE3743606A1 (de) | 1988-07-07 |
| DE3743606C2 (de) | 1988-12-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |