ID20049A - Proses pemurnian - Google Patents

Proses pemurnian

Info

Publication number
ID20049A
ID20049A IDP980367A ID980367A ID20049A ID 20049 A ID20049 A ID 20049A ID P980367 A IDP980367 A ID P980367A ID 980367 A ID980367 A ID 980367A ID 20049 A ID20049 A ID 20049A
Authority
ID
Indonesia
Prior art keywords
crystallization
general formula
compound
solution
alkyl
Prior art date
Application number
IDP980367A
Other languages
English (en)
Inventor
Stephen Marten Brown
Brian David Gott
Thomas Gray
Seyed Mehdi Tavana
Original Assignee
Zeneca Ltd
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.)
Filing date
Publication date
Application filed by Zeneca Ltd filed Critical Zeneca Ltd
Publication of ID20049A publication Critical patent/ID20049A/id

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/42Separation; Purification; Stabilisation; Use of additives
    • C07C303/44Separation; Purification
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06Preparation of nitro compounds
    • C07C201/16Separation; 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)
IDP980367A 1997-03-13 1998-03-13 Proses pemurnian ID20049A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/816,930 US5910604A (en) 1995-09-13 1997-03-13 Purification process

Publications (1)

Publication Number Publication Date
ID20049A true ID20049A (id) 1998-09-17

Family

ID=25221965

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP980367A ID20049A (id) 1997-03-13 1998-03-13 Proses pemurnian

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)

* 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
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

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
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
DK0971875T3 (da) 2003-03-24
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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