DK0800506T3 - Opløsningsmiddelfri fremgangsmåde til fremstilling af 2,6-diflourbenzonitril - Google Patents

Opløsningsmiddelfri fremgangsmåde til fremstilling af 2,6-diflourbenzonitril

Info

Publication number
DK0800506T3
DK0800506T3 DK95940030T DK95940030T DK0800506T3 DK 0800506 T3 DK0800506 T3 DK 0800506T3 DK 95940030 T DK95940030 T DK 95940030T DK 95940030 T DK95940030 T DK 95940030T DK 0800506 T3 DK0800506 T3 DK 0800506T3
Authority
DK
Denmark
Prior art keywords
diflourbenzonitrile
preparing
solvent
free process
free
Prior art date
Application number
DK95940030T
Other languages
Danish (da)
English (en)
Inventor
Mark W Zettler
Richard E Tobey
Ronald B Leng
Original Assignee
Dow Agrosciences Llc
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 Dow Agrosciences Llc filed Critical Dow Agrosciences Llc
Application granted granted Critical
Publication of DK0800506T3 publication Critical patent/DK0800506T3/da

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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
  • Saccharide Compounds (AREA)
DK95940030T 1994-12-28 1995-11-17 Opløsningsmiddelfri fremgangsmåde til fremstilling af 2,6-diflourbenzonitril DK0800506T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/365,726 US5502235A (en) 1994-12-28 1994-12-28 Solventless process for making 2,6 difluorobenzonitrile
PCT/US1995/014971 WO1996020168A1 (en) 1994-12-28 1995-11-17 Solventless process for making 2,6-difluorobenzonitrile

Publications (1)

Publication Number Publication Date
DK0800506T3 true DK0800506T3 (da) 2000-05-15

Family

ID=23440092

Family Applications (1)

Application Number Title Priority Date Filing Date
DK95940030T DK0800506T3 (da) 1994-12-28 1995-11-17 Opløsningsmiddelfri fremgangsmåde til fremstilling af 2,6-diflourbenzonitril

Country Status (18)

Country Link
US (1) US5502235A (sv)
EP (1) EP0800506B1 (sv)
JP (1) JPH10511941A (sv)
CN (1) CN1174546A (sv)
AR (1) AR000556A1 (sv)
AT (1) ATE187959T1 (sv)
AU (1) AU702641B2 (sv)
BR (1) BR9510428A (sv)
CA (1) CA2209141A1 (sv)
DE (1) DE69514122T2 (sv)
DK (1) DK0800506T3 (sv)
ES (1) ES2139951T3 (sv)
FI (1) FI972742A (sv)
HU (1) HU215936B (sv)
IL (1) IL116634A (sv)
TW (1) TW307748B (sv)
WO (1) WO1996020168A1 (sv)
ZA (1) ZA9510902B (sv)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69614863T2 (de) * 1995-06-20 2002-01-03 Nippon Soda Co. Ltd., Tokio/Tokyo 2,3-dihalogen-6-trifluormethylbenzol-derivate und verfahren zu ihrer herstellung
DE19702282C2 (de) * 1997-01-23 1998-11-19 Hoechst Ag Katalysator für Halex-Reaktionen
CN100545133C (zh) * 2001-05-17 2009-09-30 罗狄亚化学公司 离子性质的组合物作为取代试剂的用途,由氟化试剂构成的组合物及其使用方法
DE10227223A1 (de) * 2002-06-18 2004-01-08 Kühlein, Klaus, Prof.Dr. Verfahren zur Herstellung substituierter organischer Verbindungen und Verwendung von Katalysatoren für Substitutionsreaktionen
CN103044388B (zh) * 2011-10-17 2015-04-15 张家港市国泰华荣化工新材料有限公司 一种3,4—二氟环丁砜的制备方法
CN104387289B (zh) * 2014-10-30 2017-09-01 天津河清化学工业有限公司 二氟苯腈生产中降低催化剂用量的方法
CN112939782B (zh) * 2019-12-11 2022-09-30 兰州康鹏威耳化工有限公司 一种含氟芳基化合物的制备方法
CN113024414A (zh) * 2021-03-23 2021-06-25 江苏合泰新材料科技有限公司 一种高效合成含氟化合物的方法

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB995927A (en) * 1962-10-23 1965-06-23 Imp Smelting Corp Ltd Fluorination of perhalo compounds
NL302228A (sv) * 1962-12-20
NL129620C (sv) * 1963-04-01
US4051168A (en) * 1976-05-12 1977-09-27 E. I. Du Pont De Nemours And Company Fluorination process
US4229365A (en) * 1977-05-28 1980-10-21 Basf Aktiengesellschaft Manufacture of substituted fluorobenzenes
DE2803259A1 (de) * 1978-01-26 1979-08-02 Basf Ag Verfahren zur herstellung von fluorbenzolen
DE2902877C2 (de) * 1978-01-28 1983-05-05 I.S.C. Chemicals Ltd., London Verfahren zur Herstellung eines Fluorbenzomononitrils
DE2938939A1 (de) * 1978-10-05 1980-04-17 Boots Co Ltd Verfahren zur herstellung von fluornitrobenzolen
US4174349A (en) * 1978-10-30 1979-11-13 Allied Chemical Corporation Preparation of fluoroorganic compounds with calcium fluoride
FR2490634A1 (fr) * 1980-09-25 1982-03-26 Rhone Poulenc Ind Procede de preparation de fluorobenzonitriles
JPS57197226A (en) * 1981-05-30 1982-12-03 Dainippon Ink & Chem Inc Preparation of aromatic fluorine compound
EP0073372B1 (en) * 1981-08-31 1984-08-01 Ishihara Sangyo Kaisha, Ltd. Process for producing 2,6-difluorobenzonitrile
EP0120575B1 (en) * 1983-02-18 1989-06-14 Nippon Shokubai Kagaku Kogyo Co., Ltd Organic fluorine compounds
JPS604159A (ja) * 1983-06-23 1985-01-10 Ishihara Sangyo Kaisha Ltd フルオロベンゾニトリル系化合物の製造方法
US4704483A (en) * 1984-04-27 1987-11-03 Occidental Chemical Corporation 3,4-difluoro-5-nitrobenzotrifluoride and preparation of fluoro-nitro-benzotrifluorides
US4952719A (en) * 1984-10-15 1990-08-28 Occidental Chemical Corporation Process for the preparation of halo aromatic compounds
GB8500180D0 (en) * 1985-01-04 1985-02-13 Ici Plc Chemical process
US4680406A (en) * 1985-10-15 1987-07-14 The Dow Chemical Company Process for fluorinating halogenated organo-compounds
JPS62114939A (ja) * 1985-11-14 1987-05-26 Sumitomo Chem Co Ltd フルオロベンゼン誘導体の製造法
DE3681919D1 (de) * 1986-01-06 1991-11-14 Mallinckrodt Speciality Chemic Katalytisches verfahren zur herstellung von fluoraromatischen verbindungen mittels verzweigter alkylpyridiniumsalze.
EP0253838B1 (en) * 1986-01-06 1991-08-21 Mallinckrodt Specialty Chemicals Company Catalytic method for producing fluoroaromatic compounds using n-sec-alkyl pyridinium salts
US4849552A (en) * 1986-01-06 1989-07-18 Mallinckrodt, Inc. Preparation of fluoroaromatic compounds in dispersion of potassium fluoride
US4642398A (en) * 1986-01-06 1987-02-10 Mallinckrodt, Inc. Preparation of fluoronitrobenzene compounds in dispersion of potassium fluoride
DE3642326A1 (de) * 1986-12-11 1988-06-23 Bayer Ag Verfahren zur gewinnung von substituierten fluorbenzolen
US4973772A (en) * 1987-02-07 1990-11-27 Mallinckrodt, Inc. Catalytic method for producing fluoroarmatic compounds using substituted pyridinium salts
JP2577567B2 (ja) * 1987-07-07 1997-02-05 イハラケミカル工業株式会社 芳香族フッ素化合物の製造方法
DE3827436A1 (de) * 1988-08-12 1990-02-15 Bayer Ag Verfahren zum einfuehren von fluoratomen an aromatische kerne durch nucleophilen austausch
EP0536175B1 (de) * 1990-06-25 1995-09-20 Hoechst Aktiengesellschaft Verfahren zur herstellung von chlorfluornitrobenzolen und difluornitrobenzolen
DE59407426D1 (de) * 1993-07-21 1999-01-21 Clariant Gmbh Verfahren zur Herstellung von Fluorbenzonitrilen

Also Published As

Publication number Publication date
AU4164596A (en) 1996-07-19
AR000556A1 (es) 1997-07-10
EP0800506A1 (en) 1997-10-15
TW307748B (sv) 1997-06-11
BR9510428A (pt) 1998-07-07
ATE187959T1 (de) 2000-01-15
FI972742A0 (sv) 1997-06-25
CN1174546A (zh) 1998-02-25
HU215936B (hu) 1999-03-29
IL116634A (en) 2003-04-10
AU702641B2 (en) 1999-02-25
DE69514122D1 (de) 2000-01-27
FI972742A (sv) 1997-08-27
IL116634A0 (en) 1996-03-31
WO1996020168A1 (en) 1996-07-04
EP0800506B1 (en) 1999-12-22
US5502235A (en) 1996-03-26
ES2139951T3 (es) 2000-02-16
CA2209141A1 (en) 1996-07-04
HUT77239A (hu) 1998-03-02
DE69514122T2 (de) 2000-04-20
JPH10511941A (ja) 1998-11-17
ZA9510902B (en) 1997-06-23

Similar Documents

Publication Publication Date Title
IS5447A (is) Ferli til að smíða 1,3-díól
DK0858440T3 (da) Fremgangsmåde til fremstilling af 1,1,1,3,3-pentafluorpropan
DK0841395T3 (da) Fremgangsmåde til at fremstille L-lysin
DK0937055T3 (da) Fremgangsmåde til fremstilling af d,I-alfa-tocopherol
HK1043710A1 (en) Process for the preparation of (n-phenylacetyl-n-2,6-xylil)methyl alaninate
DK0747119T3 (da) Fremgangsmåde til fremstilling af sorberingsmidler
HUP0002105A3 (en) Method for preparing 1,1,1,3,3-pentachlorobutane
EP1023250A4 (en) METHOD FOR PRODUCING 2,6-DIALKYLNAPHTHALINE
HUP0100640A3 (en) Process for the preparation of 1,4-dihydropyridines
DK0800506T3 (da) Opløsningsmiddelfri fremgangsmåde til fremstilling af 2,6-diflourbenzonitril
DK0946514T3 (da) Fremgangsmåde til fremstilling af n-substituerede 3-hydroxypyrazoler
DK0952137T3 (da) Fremgangsmåde til fremstilling af 2,3,5-trimethylhydroquinondiestere
DK0815092T3 (da) Fremgangsmåde til fremstilling af 1,2-benzisothiazolin-3-oner
DK1308454T3 (da) Fremgangsmåde til fremstilling af platinforbindelse
DK97889A (da) Fremgangsmaade til fremstilling af 4,4'-dibrombiphenyl
DK1075473T3 (da) Fremgangsmåde til fremstilling af 1,3-disubstituerede-4-oxocykliske urinstoffer
DK0735043T3 (da) Fremgangsmåde til fremstilling af 2-substitueret 3,3-difluorfuran
NO985535D0 (no) FremgangsmÕte for fremstilling av 1,3-alkandioler
FI961827A0 (sv) Förfarande för framställning av monoestrar av 1,3-dioler
FI960332A (sv) Förfarande för framställning av substituerade 4,6-diamino-5-cyano-pyrimidiner
DK0465373T3 (da) Fremgangsmåde til fremstilling af kappa-carragenaner
DK153592A (da) Fremgangsmåde til fremstilling af 2,3,5,6-tetrachlorpyridin
DK0713879T3 (da) Fremgangsmåde til fremstilling af gangliosid
NO931897D0 (no) Fremgangsmaate for fremstilling av dibeskyttet 2,3-hydroksymetyl-cyklobutanol
DK0923565T3 (da) Fremgangsmåde til fremstilling af paclitaxel