KR100561201B1 - 치환된 피-니트로디페닐에테르의 정제 방법 - Google Patents

치환된 피-니트로디페닐에테르의 정제 방법 Download PDF

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Publication number
KR100561201B1
KR100561201B1 KR1019997008267A KR19997008267A KR100561201B1 KR 100561201 B1 KR100561201 B1 KR 100561201B1 KR 1019997008267 A KR1019997008267 A KR 1019997008267A KR 19997008267 A KR19997008267 A KR 19997008267A KR 100561201 B1 KR100561201 B1 KR 100561201B1
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KR
South Korea
Prior art keywords
formula
crystallization
solution
compound
acid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
KR1019997008267A
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English (en)
Korean (ko)
Other versions
KR20000076175A (ko
Inventor
브라운스테펀마틴
고트브라이언데이비드
그레이토마스
타바나세이드메흐디
나디루이아코스
Original Assignee
신젠타 리미티드
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 신젠타 리미티드 filed Critical 신젠타 리미티드
Publication of KR20000076175A publication Critical patent/KR20000076175A/ko
Application granted granted Critical
Publication of KR100561201B1 publication Critical patent/KR100561201B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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)
  • Cephalosporin Compounds (AREA)
KR1019997008267A 1997-03-13 1998-02-24 치환된 피-니트로디페닐에테르의 정제 방법 Expired - Fee Related KR100561201B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US8/816,930 1997-03-13
US08/816,930 1997-03-13
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 (2)

Publication Number Publication Date
KR20000076175A KR20000076175A (ko) 2000-12-26
KR100561201B1 true KR100561201B1 (ko) 2006-03-15

Family

ID=25221965

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019997008267A Expired - Fee Related KR100561201B1 (ko) 1997-03-13 1998-02-24 치환된 피-니트로디페닐에테르의 정제 방법

Country Status (22)

Country Link
US (1) US5910604A (enExample)
EP (1) EP0971875B1 (enExample)
JP (1) JP4318755B2 (enExample)
KR (1) KR100561201B1 (enExample)
CN (1) CN1213990C (enExample)
AR (1) AR012060A1 (enExample)
AT (1) ATE228496T1 (enExample)
AU (1) AU6302698A (enExample)
BR (1) BR9807639B1 (enExample)
CA (1) CA2281623C (enExample)
DE (1) DE69809725T2 (enExample)
DK (1) DK0971875T3 (enExample)
ES (1) ES2187931T3 (enExample)
GT (1) GT199800048A (enExample)
HU (1) HUP0000770A2 (enExample)
ID (1) ID20049A (enExample)
IL (1) IL131765A (enExample)
IN (1) IN187909B (enExample)
PY (1) PY980030A (enExample)
TW (1) TW520352B (enExample)
WO (1) WO1998040347A1 (enExample)
ZA (1) ZA981983B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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
EP0668260B1 (en) * 1994-02-17 1998-08-12 Zeneca Limited Process for phosgenation in the presence of acetonitrile
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

Also Published As

Publication number Publication date
DE69809725T2 (de) 2003-04-24
JP4318755B2 (ja) 2009-08-26
DK0971875T3 (da) 2003-03-24
EP0971875B1 (en) 2002-11-27
US5910604A (en) 1999-06-08
IL131765A (en) 2003-04-10
ID20049A (id) 1998-09-17
CN1249741A (zh) 2000-04-05
WO1998040347A1 (en) 1998-09-17
PY980030A (es) 2001-12-03
AU6302698A (en) 1998-09-29
JP2001514647A (ja) 2001-09-11
TW520352B (en) 2003-02-11
BR9807639A (pt) 2000-02-22
CA2281623A1 (en) 1998-09-17
DE69809725D1 (de) 2003-01-09
EP0971875A1 (en) 2000-01-19
CA2281623C (en) 2007-03-27
AR012060A1 (es) 2000-09-27
ATE228496T1 (de) 2002-12-15
IN187909B (enExample) 2002-07-20
CN1213990C (zh) 2005-08-10
ES2187931T3 (es) 2003-06-16
IL131765A0 (en) 2001-03-19
ZA981983B (en) 1998-09-14
GT199800048A (es) 1999-09-03
HUP0000770A2 (en) 2000-07-28
KR20000076175A (ko) 2000-12-26
BR9807639B1 (pt) 2009-12-01

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