DK0971875T3 - Fremgangsmåde til oprensning af substituerede p-nitrophenylethere - Google Patents
Fremgangsmåde til oprensning af substituerede p-nitrophenylethereInfo
- Publication number
- DK0971875T3 DK0971875T3 DK98907040T DK98907040T DK0971875T3 DK 0971875 T3 DK0971875 T3 DK 0971875T3 DK 98907040 T DK98907040 T DK 98907040T DK 98907040 T DK98907040 T DK 98907040T DK 0971875 T3 DK0971875 T3 DK 0971875T3
- Authority
- DK
- Denmark
- Prior art keywords
- nitrophenyl ethers
- purifying
- substituted
- purifying substituted
- nitrophenyl
- Prior art date
Links
- MWAGUKZCDDRDCS-UHFFFAOYSA-N 1-nitro-4-(4-nitrophenoxy)benzene Chemical class C1=CC([N+](=O)[O-])=CC=C1OC1=CC=C([N+]([O-])=O)C=C1 MWAGUKZCDDRDCS-UHFFFAOYSA-N 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/42—Separation; Purification; Stabilisation; Use of additives
- C07C303/44—Separation; Purification
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/816,930 US5910604A (en) | 1995-09-13 | 1997-03-13 | Purification process |
| PCT/GB1998/000577 WO1998040347A1 (en) | 1997-03-13 | 1998-02-24 | Process for the purification of substituted p-nitrodiphenylethers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK0971875T3 true DK0971875T3 (da) | 2003-03-24 |
Family
ID=25221965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK98907040T DK0971875T3 (da) | 1997-03-13 | 1998-02-24 | Fremgangsmåde til oprensning af substituerede p-nitrophenylethere |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US5910604A (id) |
| EP (1) | EP0971875B1 (id) |
| JP (1) | JP4318755B2 (id) |
| KR (1) | KR100561201B1 (id) |
| CN (1) | CN1213990C (id) |
| AR (1) | AR012060A1 (id) |
| AT (1) | ATE228496T1 (id) |
| AU (1) | AU6302698A (id) |
| BR (1) | BR9807639B1 (id) |
| CA (1) | CA2281623C (id) |
| DE (1) | DE69809725T2 (id) |
| DK (1) | DK0971875T3 (id) |
| ES (1) | ES2187931T3 (id) |
| GT (1) | GT199800048A (id) |
| HU (1) | HUP0000770A2 (id) |
| ID (1) | ID20049A (id) |
| IL (1) | IL131765A (id) |
| IN (1) | IN187909B (id) |
| TW (1) | TW520352B (id) |
| WO (1) | WO1998040347A1 (id) |
| ZA (1) | ZA981983B (id) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9930369D0 (en) * | 1999-12-22 | 2000-02-09 | Zeneca Ltd | Chemical process |
| CN115093041B (zh) * | 2022-02-22 | 2024-02-13 | 杨自林 | 生产5-氨基-2-硝基三氟甲苯产生的工业废水的资源化处理方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4031131A (en) * | 1975-09-29 | 1977-06-21 | Rohm And Haas Company | Process for preparing phenoxybenzoic acids |
| EP0003416B1 (en) * | 1978-01-19 | 1981-08-26 | Imperial Chemical Industries Plc | Diphenyl ether compounds useful as herbicides; methods of using them, processes for preparing them, and herbicidal compositions containing them |
| EP0022610B1 (en) * | 1979-06-22 | 1986-09-03 | Rhone-Poulenc Agrochimie | Process for preparing 2-nitro-5-(substituted-phenoxy) benzoic acids and salts thereof |
| US4405805A (en) * | 1981-07-27 | 1983-09-20 | Rhone-Poulenc, Inc. | Process for recovering and purifying herbicidal phenoxybenzoic acid derivatives |
| GB8628109D0 (en) * | 1986-11-25 | 1986-12-31 | Ici Plc | Chemical process |
| DE69503936T2 (de) * | 1994-02-17 | 1998-12-10 | Zeneca Ltd | Verfahren zur Phosgenierung in Gegenwart des Acetonitrils |
| US5446197A (en) * | 1994-10-04 | 1995-08-29 | Basf Corporation | Method of purifying acifluorfen |
| GB9518704D0 (en) * | 1995-09-13 | 1995-11-15 | Zeneca Ltd | Chemical process |
-
1997
- 1997-03-13 US US08/816,930 patent/US5910604A/en not_active Expired - Lifetime
-
1998
- 1998-02-24 IL IL13176598A patent/IL131765A/xx not_active IP Right Cessation
- 1998-02-24 AU AU63026/98A patent/AU6302698A/en not_active Abandoned
- 1998-02-24 AT AT98907040T patent/ATE228496T1/de not_active IP Right Cessation
- 1998-02-24 WO PCT/GB1998/000577 patent/WO1998040347A1/en active IP Right Grant
- 1998-02-24 DE DE69809725T patent/DE69809725T2/de not_active Expired - Fee Related
- 1998-02-24 DK DK98907040T patent/DK0971875T3/da active
- 1998-02-24 CN CNB988031132A patent/CN1213990C/zh not_active Expired - Lifetime
- 1998-02-24 ES ES98907040T patent/ES2187931T3/es not_active Expired - Lifetime
- 1998-02-24 JP JP53932898A patent/JP4318755B2/ja not_active Expired - Fee Related
- 1998-02-24 CA CA002281623A patent/CA2281623C/en not_active Expired - Lifetime
- 1998-02-24 KR KR1019997008267A patent/KR100561201B1/ko not_active IP Right Cessation
- 1998-02-24 BR BRPI9807639-6A patent/BR9807639B1/pt not_active IP Right Cessation
- 1998-02-24 HU HU0000770A patent/HUP0000770A2/hu unknown
- 1998-02-24 EP EP98907040A patent/EP0971875B1/en not_active Expired - Lifetime
- 1998-03-05 IN IN577DE1998 patent/IN187909B/en unknown
- 1998-03-09 ZA ZA981983A patent/ZA981983B/xx unknown
- 1998-03-12 GT GT199800048A patent/GT199800048A/es unknown
- 1998-03-13 ID IDP980367A patent/ID20049A/id unknown
- 1998-03-13 AR ARP980101136A patent/AR012060A1/es active IP Right Grant
- 1998-04-01 TW TW087104915A patent/TW520352B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GT199800048A (es) | 1999-09-03 |
| CN1249741A (zh) | 2000-04-05 |
| JP4318755B2 (ja) | 2009-08-26 |
| CA2281623C (en) | 2007-03-27 |
| HUP0000770A2 (en) | 2000-07-28 |
| ID20049A (id) | 1998-09-17 |
| CA2281623A1 (en) | 1998-09-17 |
| IL131765A0 (en) | 2001-03-19 |
| IN187909B (id) | 2002-07-20 |
| DE69809725D1 (de) | 2003-01-09 |
| ATE228496T1 (de) | 2002-12-15 |
| CN1213990C (zh) | 2005-08-10 |
| JP2001514647A (ja) | 2001-09-11 |
| ZA981983B (en) | 1998-09-14 |
| IL131765A (en) | 2003-04-10 |
| TW520352B (en) | 2003-02-11 |
| US5910604A (en) | 1999-06-08 |
| BR9807639B1 (pt) | 2009-12-01 |
| KR100561201B1 (ko) | 2006-03-15 |
| AR012060A1 (es) | 2000-09-27 |
| AU6302698A (en) | 1998-09-29 |
| EP0971875A1 (en) | 2000-01-19 |
| EP0971875B1 (en) | 2002-11-27 |
| ES2187931T3 (es) | 2003-06-16 |
| BR9807639A (pt) | 2000-02-22 |
| KR20000076175A (ko) | 2000-12-26 |
| DE69809725T2 (de) | 2003-04-24 |
| WO1998040347A1 (en) | 1998-09-17 |
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