HK1030598A1 - Method for preparing 3-cyano-2, 4-dihalogen-5-fluor-benzoic acid - Google Patents

Method for preparing 3-cyano-2, 4-dihalogen-5-fluor-benzoic acid

Info

Publication number
HK1030598A1
HK1030598A1 HK01101537A HK01101537A HK1030598A1 HK 1030598 A1 HK1030598 A1 HK 1030598A1 HK 01101537 A HK01101537 A HK 01101537A HK 01101537 A HK01101537 A HK 01101537A HK 1030598 A1 HK1030598 A1 HK 1030598A1
Authority
HK
Hong Kong
Prior art keywords
preparing
cyano
benzoic acid
dihalogen
fluor
Prior art date
Application number
HK01101537A
Other languages
English (en)
Inventor
Werner Hallenbach
Albrecht Marhold
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of HK1030598A1 publication Critical patent/HK1030598A1/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/30—Preparation of carboxylic acid nitriles by reactions not involving the formation of cyano groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
HK01101537A 1997-08-01 2001-03-02 Method for preparing 3-cyano-2, 4-dihalogen-5-fluor-benzoic acid HK1030598A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19733243A DE19733243A1 (de) 1997-08-01 1997-08-01 Verfahren zur Herstellung von 3-Cyano-2,4-dihalogen-5-fluor-benzoesäure
PCT/EP1998/004468 WO1999006360A1 (de) 1997-08-01 1998-07-18 Verfahren zur herstellung von 3-cyano-2,4-dihalogen-5-fluor-benzoesäuren

Publications (1)

Publication Number Publication Date
HK1030598A1 true HK1030598A1 (en) 2001-05-11

Family

ID=7837650

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01101537A HK1030598A1 (en) 1997-08-01 2001-03-02 Method for preparing 3-cyano-2, 4-dihalogen-5-fluor-benzoic acid

Country Status (21)

Country Link
US (1) US6462218B1 (pt)
EP (1) EP1001929B1 (pt)
JP (1) JP4404476B2 (pt)
KR (1) KR100517632B1 (pt)
CN (1) CN1125042C (pt)
AT (1) ATE235461T1 (pt)
AU (1) AU744367B2 (pt)
BR (1) BR9811579B1 (pt)
CA (1) CA2298805C (pt)
DE (2) DE19733243A1 (pt)
DK (1) DK1001929T3 (pt)
ES (1) ES2190602T3 (pt)
HK (1) HK1030598A1 (pt)
HU (1) HU224131B1 (pt)
IL (1) IL133923A (pt)
NZ (1) NZ502587A (pt)
PL (1) PL191606B1 (pt)
PT (1) PT1001929E (pt)
RU (1) RU2214998C2 (pt)
UA (1) UA54539C2 (pt)
WO (1) WO1999006360A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE345324T1 (de) * 1998-09-24 2006-12-15 Showa Denko Kk Verfahren zur herstellung von derivaten der cyanobenzoesäure
US7132561B2 (en) * 2000-10-04 2006-11-07 Showa Denko K.K. Process for producing fluorinated dicyanobenzene
US20090130726A1 (en) * 2005-09-22 2009-05-21 Andrew Wells Process for converting aromatic halo-substituted dinitriles into halo-substituted cyanocarboxylic acids
NZ542334A (en) * 2005-11-07 2008-08-29 Pallenz Plastics Ltd Method of construction
DE102006049520A1 (de) * 2006-10-20 2008-04-24 Bayer Healthcare Ag Verfahren zur Herstellung von Pradofloxacin
CN102603531B (zh) * 2012-02-22 2014-04-02 仙居县力天化工有限公司 一种串联法制备2,3,4,5-四氟苯甲酸甲酯的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3435392A1 (de) 1984-09-27 1986-04-03 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von 2,4-dichlor-5-fluor-benzoesaeure
DE3631906A1 (de) 1986-09-19 1988-03-31 Bayer Ag Verfahren zur herstellung von benzoesaeure-derivaten
DE3702393A1 (de) 1987-01-28 1988-08-11 Bayer Ag 8-cyano-1-cyclopropyl-1,4-dihydro-4-oxo- 3-chinolincarbonsaeuren, verfahren zu ihrer herstellung und diese enthaltende antibakterielle mittel
US5190955A (en) 1987-01-28 1993-03-02 Bayer Aktiengesellschaft Antibacterial 8-cyano-1-cyclopropyl-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids
JPS6471844A (en) * 1987-09-14 1989-03-16 Sds Biotech Kk 2,4,5-trifluoroisophthalonitrile and production thereof
US6323213B1 (en) * 1996-02-23 2001-11-27 Bayer Aktiengesellschaft Possibly substituted 8-cyano-1-cyclopropyl-7-(2,8-diazabicyclo-[4.3.0]-nonan-8-yl)-6-fluoro-1,4-dihydro-4-oxo-3-quinolin carboxylic acids and their derivatives
DE19652219A1 (de) * 1996-12-16 1998-06-18 Bayer Ag Verwendung von 7-(1-Aminomethyl-2-oxa-7-azabicyclo[3.3.0]oct-7-yl)-chinolon- und naphthyridoncarbonsäure-Derivaten zur Therapie von Helicobacter-pylori-Infektionen und den damit assoziierten gastroduodenalen Erkrankungen

Also Published As

Publication number Publication date
CN1125042C (zh) 2003-10-22
HUP0002930A3 (en) 2001-02-28
PL191606B1 (pl) 2006-06-30
RU2214998C2 (ru) 2003-10-27
PL338215A1 (en) 2000-10-09
AU744367B2 (en) 2002-02-21
KR100517632B1 (ko) 2005-09-28
KR20010022058A (ko) 2001-03-15
NZ502587A (en) 2002-05-31
DK1001929T3 (da) 2003-06-23
DE19733243A1 (de) 1999-02-04
IL133923A0 (en) 2001-04-30
HUP0002930A2 (hu) 2001-01-29
CA2298805C (en) 2007-12-04
ES2190602T3 (es) 2003-08-01
DE59807664D1 (de) 2003-04-30
PT1001929E (pt) 2003-07-31
JP4404476B2 (ja) 2010-01-27
CA2298805A1 (en) 1999-02-11
BR9811579B1 (pt) 2009-12-01
US6462218B1 (en) 2002-10-08
JP2001512098A (ja) 2001-08-21
UA54539C2 (uk) 2003-03-17
BR9811579A (pt) 2000-08-22
CN1265644A (zh) 2000-09-06
WO1999006360A1 (de) 1999-02-11
EP1001929A1 (de) 2000-05-24
HU224131B1 (hu) 2005-05-30
AU9154498A (en) 1999-02-22
IL133923A (en) 2004-09-27
EP1001929B1 (de) 2003-03-26
ATE235461T1 (de) 2003-04-15

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20180717