ZA857432B - Process for the preparation of 2,4-dichloro-5-fluoro-benzoic acid - Google Patents
Process for the preparation of 2,4-dichloro-5-fluoro-benzoic acidInfo
- Publication number
- ZA857432B ZA857432B ZA857432A ZA857432A ZA857432B ZA 857432 B ZA857432 B ZA 857432B ZA 857432 A ZA857432 A ZA 857432A ZA 857432 A ZA857432 A ZA 857432A ZA 857432 B ZA857432 B ZA 857432B
- Authority
- ZA
- South Africa
- Prior art keywords
- dichloro
- fluoro
- preparation
- benzoic acid
- benzoic
- Prior art date
Links
Classifications
-
- 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
- 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
- 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 |
---|---|
ZA857432B true ZA857432B (en) | 1986-05-28 |
Family
ID=6246450
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA857432A ZA857432B (en) | 1984-09-27 | 1985-09-26 | Process for the preparation of 2,4-dichloro-5-fluoro-benzoic acid |
Country Status (21)
Country | Link |
---|---|
EP (1) | EP0176026B1 (da) |
JP (1) | JPH0647568B2 (da) |
KR (1) | KR910008936B1 (da) |
AU (1) | AU569176B2 (da) |
CA (1) | CA1255330A (da) |
DD (1) | DD239591A5 (da) |
DE (2) | DE3435392A1 (da) |
DK (1) | DK166411B1 (da) |
ES (1) | ES8605462A1 (da) |
FI (1) | FI86413C (da) |
GR (1) | GR852346B (da) |
HU (1) | HU193345B (da) |
IE (1) | IE72493B1 (da) |
IL (1) | IL76466A (da) |
NO (1) | NO159080C (da) |
NZ (1) | NZ213599A (da) |
PH (1) | PH24252A (da) |
PT (1) | PT81144B (da) |
SU (1) | SU1470175A3 (da) |
UA (1) | UA8020A1 (da) |
ZA (1) | ZA857432B (da) |
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 UA UA3950798A patent/UA8020A1/uk unknown
- 1985-09-11 SU SU853950798A patent/SU1470175A3/ru active
- 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 NZ NZ213599A patent/NZ213599A/en unknown
- 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
- 1985-09-25 FI FI853686A patent/FI86413C/fi not_active IP Right Cessation
- 1985-09-25 CA CA000491506A patent/CA1255330A/en not_active Expired
- 1985-09-25 AU AU47924/85A patent/AU569176B2/en not_active Ceased
- 1985-09-26 GR GR852346A patent/GR852346B/el unknown
- 1985-09-26 DD DD85281050A patent/DD239591A5/de not_active IP Right Cessation
- 1985-09-26 DK DK436685A patent/DK166411B1/da not_active IP Right Cessation
- 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 IE IE238085A patent/IE72493B1/en not_active IP Right Cessation
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