DD239591A5 - Verfahren zur herstellung von 2,4-dichlor-5-fluor-benzoesaeure - Google Patents
Verfahren zur herstellung von 2,4-dichlor-5-fluor-benzoesaeure Download PDFInfo
- Publication number
- DD239591A5 DD239591A5 DD85281050A DD28105085A DD239591A5 DD 239591 A5 DD239591 A5 DD 239591A5 DD 85281050 A DD85281050 A DD 85281050A DD 28105085 A DD28105085 A DD 28105085A DD 239591 A5 DD239591 A5 DD 239591A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- dichloro
- fluoro
- formula
- temperatures
- optionally
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
- C07C45/46—Friedel-Crafts reactions
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/29—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with halogen-containing compounds which may be formed in situ
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19843435392 DE3435392A1 (de) | 1984-09-27 | 1984-09-27 | Verfahren zur herstellung von 2,4-dichlor-5-fluor-benzoesaeure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD239591A5 true DD239591A5 (de) | 1986-10-01 |
Family
ID=6246450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD85281050A DD239591A5 (de) | 1984-09-27 | 1985-09-26 | Verfahren zur herstellung von 2,4-dichlor-5-fluor-benzoesaeure |
Country Status (21)
| Country | Link |
|---|---|
| EP (1) | EP0176026B1 (no) |
| JP (1) | JPH0647568B2 (no) |
| KR (1) | KR910008936B1 (no) |
| AU (1) | AU569176B2 (no) |
| CA (1) | CA1255330A (no) |
| DD (1) | DD239591A5 (no) |
| DE (2) | DE3435392A1 (no) |
| DK (1) | DK166411B1 (no) |
| ES (1) | ES8605462A1 (no) |
| FI (1) | FI86413C (no) |
| GR (1) | GR852346B (no) |
| HU (1) | HU193345B (no) |
| IE (1) | IE72493B1 (no) |
| IL (1) | IL76466A (no) |
| NO (1) | NO159080C (no) |
| NZ (1) | NZ213599A (no) |
| PH (1) | PH24252A (no) |
| PT (1) | PT81144B (no) |
| SU (1) | SU1470175A3 (no) |
| UA (1) | UA8020A1 (no) |
| ZA (1) | ZA857432B (no) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4791225A (en) * | 1986-01-20 | 1988-12-13 | Kyorin Pharmaceutical Co., Ltd. | Halogenobenzoic acid derivatives and their preparation |
| DE3641099A1 (de) * | 1986-12-02 | 1988-06-09 | Hoechst Ag | Verfahren zur herstellung von 4-(2'-chlorethyl)benzoesaeure |
| DE3840371A1 (de) * | 1988-11-30 | 1990-05-31 | Lentia Gmbh | Verfahren zur herstellung von 2,4,5-trifluorbenzoesaeure |
| US4996355A (en) * | 1989-04-14 | 1991-02-26 | Mallinckrodt, Inc. | Novel intermediates for the production of 2,4,5-trifluorobenzoyl fluoride |
| DE3925036A1 (de) * | 1989-07-28 | 1991-01-31 | Riedel De Haen Ag | Verfahren zur herstellung von fluorierten benzoesaeuren |
| GB9107684D0 (en) * | 1991-04-11 | 1991-05-29 | Berge Richard | Panel system |
| DE19617558A1 (de) * | 1996-05-02 | 1997-11-06 | Hoechst Ag | Verfahren zur Herstellung von 4,5-Dichlor-2-methylbenzoesäure |
| DE19733243A1 (de) | 1997-08-01 | 1999-02-04 | Bayer Ag | Verfahren zur Herstellung von 3-Cyano-2,4-dihalogen-5-fluor-benzoesäure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2412855C2 (de) * | 1974-03-18 | 1983-03-31 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von Carbonsäuren |
| DE3035355A1 (de) * | 1980-09-19 | 1982-04-29 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von 3-brom-4-fluor-benzoesaeure |
| DE3248505A1 (de) * | 1982-12-29 | 1984-07-05 | Bayer Ag, 5090 Leverkusen | 1-cyclopropyl-6-fluor-1,4-dihydro-4-oxo-7(4- (oxoalkyl)-1-piperazinyl/-3-chinolincarbonsaeuren und ihre derivate, verfahren zu ihrer herstellung sowie diese enthaltende antibakterielle mittel |
| DE3248506A1 (de) * | 1982-12-29 | 1984-07-05 | Bayer Ag, 5090 Leverkusen | 1-cyclopropyl-6-fluor-1,4-dihydro-4-oxo-7(alkyl-1-piperazinyl)-3-chinolincarbonsaeuren, verfahren zu ihrer herstellung sowie diese enthaltende antibakterielle mittel |
-
1984
- 1984-09-27 DE DE19843435392 patent/DE3435392A1/de not_active Withdrawn
-
1985
- 1985-09-11 SU SU853950798A patent/SU1470175A3/ru active
- 1985-09-11 UA UA3950798A patent/UA8020A1/uk unknown
- 1985-09-13 NO NO853605A patent/NO159080C/no not_active IP Right Cessation
- 1985-09-17 PT PT81144A patent/PT81144B/pt not_active IP Right Cessation
- 1985-09-18 DE DE8585111789T patent/DE3561054D1/de not_active Expired
- 1985-09-18 EP EP85111789A patent/EP0176026B1/de not_active Expired
- 1985-09-23 IL IL76466A patent/IL76466A/xx not_active IP Right Cessation
- 1985-09-24 JP JP60209034A patent/JPH0647568B2/ja not_active Expired - Lifetime
- 1985-09-24 KR KR1019850006988A patent/KR910008936B1/ko not_active IP Right Cessation
- 1985-09-24 NZ NZ213599A patent/NZ213599A/en unknown
- 1985-09-25 CA CA000491506A patent/CA1255330A/en not_active Expired
- 1985-09-25 FI FI853686A patent/FI86413C/fi not_active IP Right Cessation
- 1985-09-25 AU AU47924/85A patent/AU569176B2/en not_active Ceased
- 1985-09-26 ZA ZA857432A patent/ZA857432B/xx unknown
- 1985-09-26 ES ES547345A patent/ES8605462A1/es not_active Expired
- 1985-09-26 HU HU853691A patent/HU193345B/hu not_active IP Right Cessation
- 1985-09-26 PH PH32852A patent/PH24252A/en unknown
- 1985-09-26 DD DD85281050A patent/DD239591A5/de not_active IP Right Cessation
- 1985-09-26 GR GR852346A patent/GR852346B/el unknown
- 1985-09-26 IE IE238085A patent/IE72493B1/en not_active IP Right Cessation
- 1985-09-26 DK DK436685A patent/DK166411B1/da not_active IP Right Cessation
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A5 | Published as prov. exclusive patent | ||
| ENJ | Ceased due to non-payment of renewal fee |