DK483378A - Fremgangsmaade til fremstilling af 2,4-difluoranilin - Google Patents
Fremgangsmaade til fremstilling af 2,4-difluoranilinInfo
- Publication number
- DK483378A DK483378A DK483378A DK483378A DK483378A DK 483378 A DK483378 A DK 483378A DK 483378 A DK483378 A DK 483378A DK 483378 A DK483378 A DK 483378A DK 483378 A DK483378 A DK 483378A
- Authority
- DK
- Denmark
- Prior art keywords
- difluoranililine
- procedure
- preparation
- Prior art date
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
- C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
- C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
- C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/847,186 US4140719A (en) | 1977-10-31 | 1977-10-31 | Solid-liquid phase transfer catalysis improved method of preparing 2,4-difluoroaniline |
| US05/847,187 US4294988A (en) | 1977-10-31 | 1977-10-31 | Method of preparing 2,4-difluoroaniline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK483378A true DK483378A (da) | 1979-05-01 |
Family
ID=27126689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK483378A DK483378A (da) | 1977-10-31 | 1978-10-30 | Fremgangsmaade til fremstilling af 2,4-difluoranilin |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0001825B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JPS54109928A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2861534D1 (cg-RX-API-DMAC7.html) |
| DK (1) | DK483378A (cg-RX-API-DMAC7.html) |
| IE (1) | IE47471B1 (cg-RX-API-DMAC7.html) |
| IT (1) | IT1106051B (cg-RX-API-DMAC7.html) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2938939A1 (de) * | 1978-10-05 | 1980-04-17 | Boots Co Ltd | Verfahren zur herstellung von fluornitrobenzolen |
| EP0038465A1 (de) * | 1980-04-17 | 1981-10-28 | Hoechst Aktiengesellschaft | Verfahren zur Herstellung von 2-Trifluormethylanilin |
| FR2490634A1 (fr) * | 1980-09-25 | 1982-03-26 | Rhone Poulenc Ind | Procede de preparation de fluorobenzonitriles |
| FR2599364B1 (fr) * | 1986-05-29 | 1988-09-16 | Rhone Poulenc Spec Chim | Procede de preparation de 4-fluoroanilines a partir de 4-halogenonitrobenzenes |
| US5294742A (en) * | 1992-03-21 | 1994-03-15 | Hoechst Atkiengesellschaft | Process for preparing 3,5-difluoroaniline |
| ES2114237T3 (es) * | 1994-02-11 | 1998-05-16 | Clariant Gmbh | Procedimiento para la preparacion de fluoroanilinas. |
| FR2728899B1 (fr) * | 1994-12-30 | 1997-03-28 | Rhone Poulenc Chimie | Procede de preparation de fluoroanilines a partir de composes benzeniques fluores nitres |
| AU4265396A (en) * | 1994-11-30 | 1996-06-19 | Rhone-Poulenc Chimie | Method for preparing fluoroanilines from nitrofluorobenzene compounds |
| FR2727406A1 (fr) * | 1994-11-30 | 1996-05-31 | Rhone Poulenc Chimie | Procede de preparation de fluoroanilines a partir de composes benzeniques fluores nitres |
| US8907146B2 (en) * | 2013-02-04 | 2014-12-09 | Honeywell International Inc. | Process for the preparation of 1-chloro-3,3,3-trifluoropropene using a phase transfer catalyst |
| CN115650859A (zh) * | 2022-10-21 | 2023-01-31 | 利尔化学股份有限公司 | 一种2,4-二氟苯胺的制备方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL292261A (cg-RX-API-DMAC7.html) * | 1962-05-11 | |||
| CA952540A (en) * | 1970-02-09 | 1974-08-06 | Ronnie D. Gordon | Preparation of alkyl halides |
| GB1360327A (en) * | 1972-11-13 | 1974-07-17 | Daikin Ind Ltd | Process for the nuclear fluorination of a compound having a benzene ring |
| US3900519A (en) * | 1973-06-11 | 1975-08-19 | Olin Corp | Process for preparing para-fluoroanilines |
| GB1433517A (en) * | 1973-08-02 | 1976-04-28 | Shell Int Research | Preparation of fluoroanilines |
-
1978
- 1978-10-27 IE IE2132/78A patent/IE47471B1/en not_active IP Right Cessation
- 1978-10-27 IT IT51691/78A patent/IT1106051B/it active
- 1978-10-30 DK DK483378A patent/DK483378A/da unknown
- 1978-10-31 JP JP13337078A patent/JPS54109928A/ja active Granted
- 1978-10-31 EP EP78101266A patent/EP0001825B1/en not_active Expired
- 1978-10-31 DE DE7878101266T patent/DE2861534D1/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1106051B (it) | 1985-11-11 |
| IE47471B1 (en) | 1984-03-21 |
| EP0001825A1 (en) | 1979-05-16 |
| EP0001825B1 (en) | 1982-01-13 |
| JPS6210219B2 (cg-RX-API-DMAC7.html) | 1987-03-05 |
| IT7851691A0 (it) | 1978-10-27 |
| JPS54109928A (en) | 1979-08-29 |
| DE2861534D1 (en) | 1982-02-25 |
| IE782132L (en) | 1979-04-30 |
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