DD255731A5 - Verfahren zur herstellung von 2,3,4,5-tetrafluorbenzoyl-essigsaeure-estern - Google Patents
Verfahren zur herstellung von 2,3,4,5-tetrafluorbenzoyl-essigsaeure-estern Download PDFInfo
- Publication number
- DD255731A5 DD255731A5 DD87301246A DD30124687A DD255731A5 DD 255731 A5 DD255731 A5 DD 255731A5 DD 87301246 A DD87301246 A DD 87301246A DD 30124687 A DD30124687 A DD 30124687A DD 255731 A5 DD255731 A5 DD 255731A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- tetrafluorobenzoyl
- stage
- formula
- chloride
- toluene
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/66—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
- C07C69/73—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of unsaturated acids
- C07C69/738—Esters of keto-carboxylic acids or aldehydo-carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/14—Preparation of carboxylic acid esters from carboxylic acid halides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Quinoline Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/846,695 US4689423A (en) | 1986-04-01 | 1986-04-01 | Process for the preparation of 2,3,4,5-tetrafluorobenzoyl acetates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD255731A5 true DD255731A5 (de) | 1988-04-13 |
Family
ID=25298676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD87301246A DD255731A5 (de) | 1986-04-01 | 1987-03-30 | Verfahren zur herstellung von 2,3,4,5-tetrafluorbenzoyl-essigsaeure-estern |
Country Status (22)
| Country | Link |
|---|---|
| US (1) | US4689423A (cs) |
| EP (1) | EP0239992B1 (cs) |
| JP (1) | JPS62238239A (cs) |
| KR (1) | KR870009981A (cs) |
| AT (1) | ATE46142T1 (cs) |
| AU (1) | AU591247B2 (cs) |
| CA (1) | CA1264329A (cs) |
| CS (1) | CS268827B2 (cs) |
| DD (1) | DD255731A5 (cs) |
| DE (1) | DE3760531D1 (cs) |
| DK (1) | DK147887A (cs) |
| ES (1) | ES2010197B3 (cs) |
| FI (1) | FI871368A7 (cs) |
| GR (1) | GR3000166T3 (cs) |
| HU (1) | HU195758B (cs) |
| IL (1) | IL82006A (cs) |
| NO (1) | NO165834C (cs) |
| NZ (1) | NZ219819A (cs) |
| OA (1) | OA08509A (cs) |
| PH (1) | PH23779A (cs) |
| PT (1) | PT84591B (cs) |
| ZA (1) | ZA871729B (cs) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3142854A1 (de) * | 1981-10-29 | 1983-05-11 | Bayer Ag, 5090 Leverkusen | 1-cyclopropyl-6-fluor-1,4-dihydro-4-oxo-7-piperazino-chinolin-3-carbonsaeuren, verfahren zu ihrer herstellung sowie diese enthaltende antibakterielle mittel |
| HU198292B (en) * | 1987-09-25 | 1989-09-28 | Richter Gedeon Vegyeszet | Process for producing salicilates and pharmaceutical compositions comprising such active ingredient |
| EP0342849A3 (en) * | 1988-05-19 | 1990-03-14 | Pfizer Inc. | Intermediates for preparing 1,4-dihydro-4-oxo-quinoline-3-carboxylic acid esters |
| NZ261106A (en) * | 1993-01-23 | 1997-06-24 | Pfizer | Preparation of 6-fluoro-1,4-dihydro-8-hydroxy-1-(n-methylamino)-7-(4-methylpiperaz in-1-yl)-4-oxoquinoline-3-carboxylic acid salts; use in preparing the corresponding pyrido [3,2,1-ij]-1,3,4-benzoxadiazine |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2088354A (en) * | 1980-11-07 | 1982-06-09 | Shell Int Research | Preparation of a-pivaloyl acetic esters |
| IE55898B1 (en) * | 1982-09-09 | 1991-02-14 | Warner Lambert Co | Antibacterial agents |
| JPS60123837A (ja) * | 1983-12-09 | 1985-07-02 | Mitsubishi Paper Mills Ltd | ハロゲン化銀写真乳剤 |
| CA1285279C (en) * | 1984-02-17 | 1991-06-25 | Joseph P. Sanchez | 7-amine derivatives of 1-cyclopropyl-6,8-difluoro-1,4- dihydro-4-oxo-3-quinolinecarboxylic acids and 1-cyclopropyl-1,4-dihydro-6-fluoro-4-oxo-1,8-naphthyridine- 3-carboxylic acidsas antibacterial agents |
| CA1267649A (en) * | 1984-04-26 | 1990-04-10 | Daniel Tim-Wo Chu | Quino-benzothiazine antibacterial compounds |
| DE3420798A1 (de) * | 1984-06-04 | 1985-12-05 | Bayer Ag, 5090 Leverkusen | 7-(3-aryl-l-piperazinyl)- sowie 7-(3-cyclohexyl-l-piperazinyl)-3-chinoloncarbonsaeuren |
| EP0181521A1 (en) * | 1984-10-19 | 1986-05-21 | Otsuka Pharmaceutical Co., Ltd. | Antimicrobial 1-substituted Phenyl-4-oxoquinoline-3-carboxylic acid compounds |
-
1986
- 1986-04-01 US US06/846,695 patent/US4689423A/en not_active Expired - Fee Related
-
1987
- 1987-03-10 CA CA000531655A patent/CA1264329A/en not_active Expired - Fee Related
- 1987-03-10 ZA ZA871729A patent/ZA871729B/xx unknown
- 1987-03-12 AU AU69950/87A patent/AU591247B2/en not_active Ceased
- 1987-03-23 DK DK147887A patent/DK147887A/da not_active IP Right Cessation
- 1987-03-25 IL IL82006A patent/IL82006A/xx unknown
- 1987-03-26 CS CS872074A patent/CS268827B2/cs unknown
- 1987-03-27 FI FI871368A patent/FI871368A7/fi not_active Application Discontinuation
- 1987-03-28 KR KR870002876A patent/KR870009981A/ko not_active Withdrawn
- 1987-03-30 DD DD87301246A patent/DD255731A5/de unknown
- 1987-03-31 PT PT84591A patent/PT84591B/pt not_active IP Right Cessation
- 1987-03-31 AT AT87104748T patent/ATE46142T1/de not_active IP Right Cessation
- 1987-03-31 DE DE8787104748T patent/DE3760531D1/de not_active Expired
- 1987-03-31 NZ NZ219819A patent/NZ219819A/xx unknown
- 1987-03-31 JP JP62076535A patent/JPS62238239A/ja active Pending
- 1987-03-31 HU HU871392A patent/HU195758B/hu not_active IP Right Cessation
- 1987-03-31 OA OA59100A patent/OA08509A/xx unknown
- 1987-03-31 PH PH35090A patent/PH23779A/en unknown
- 1987-03-31 EP EP87104748A patent/EP0239992B1/en not_active Expired
- 1987-03-31 NO NO871351A patent/NO165834C/no unknown
- 1987-03-31 ES ES87104748T patent/ES2010197B3/es not_active Expired
-
1989
- 1989-09-26 GR GR89400184T patent/GR3000166T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI871368L (fi) | 1987-10-02 |
| DK147887A (da) | 1987-10-02 |
| CA1264329A (en) | 1990-01-09 |
| DK147887D0 (da) | 1987-03-23 |
| EP0239992A1 (en) | 1987-10-07 |
| NO165834B (no) | 1991-01-07 |
| ATE46142T1 (de) | 1989-09-15 |
| AU591247B2 (en) | 1989-11-30 |
| PT84591A (en) | 1987-04-01 |
| OA08509A (en) | 1988-07-29 |
| CS207487A2 (en) | 1989-09-12 |
| PT84591B (pt) | 1989-11-30 |
| AU6995087A (en) | 1987-10-08 |
| GR3000166T3 (en) | 1990-12-31 |
| NO165834C (no) | 1991-04-17 |
| CS268827B2 (en) | 1990-04-11 |
| EP0239992B1 (en) | 1989-09-06 |
| JPS62238239A (ja) | 1987-10-19 |
| PH23779A (en) | 1989-11-03 |
| US4689423A (en) | 1987-08-25 |
| IL82006A0 (en) | 1987-10-20 |
| HU195758B (en) | 1988-07-28 |
| HUT43807A (en) | 1987-12-28 |
| FI871368A0 (fi) | 1987-03-27 |
| IL82006A (en) | 1991-07-18 |
| ZA871729B (en) | 1988-10-26 |
| ES2010197B3 (es) | 1989-11-01 |
| NO871351D0 (no) | 1987-03-31 |
| KR870009981A (ko) | 1987-11-30 |
| DE3760531D1 (en) | 1989-10-12 |
| NO871351L (no) | 1987-10-02 |
| NZ219819A (en) | 1989-09-27 |
| FI871368A7 (fi) | 1987-10-02 |
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