HUP9802542A3 - Process for the preparation of 4-bromo-1,1-difluorobut-1-ene and 2,4-dibromo-1,1,1-trifluorobutane - Google Patents

Process for the preparation of 4-bromo-1,1-difluorobut-1-ene and 2,4-dibromo-1,1,1-trifluorobutane

Info

Publication number
HUP9802542A3
HUP9802542A3 HU9802542A HUP9802542A HUP9802542A3 HU P9802542 A3 HUP9802542 A3 HU P9802542A3 HU 9802542 A HU9802542 A HU 9802542A HU P9802542 A HUP9802542 A HU P9802542A HU P9802542 A3 HUP9802542 A3 HU P9802542A3
Authority
HU
Hungary
Prior art keywords
difluorobut
trifluorobutane
dibromo
ene
bromo
Prior art date
Application number
HU9802542A
Other languages
Hungarian (hu)
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 HUP9802542A2 publication Critical patent/HUP9802542A2/en
Publication of HUP9802542A3 publication Critical patent/HUP9802542A3/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C21/00Acyclic unsaturated compounds containing halogen atoms
    • C07C21/02Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds
    • C07C21/18Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds containing fluorine
    • 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
    • C07C303/26Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of esters of sulfonic acids
    • C07C303/28Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of esters of sulfonic acids by reaction of hydroxy compounds with sulfonic acids or derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/093Preparation of halogenated hydrocarbons by replacement by halogens
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/23Preparation of halogenated hydrocarbons by dehalogenation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00Acyclic saturated compounds containing halogen atoms
    • C07C19/08Acyclic saturated compounds containing halogen atoms containing fluorine
    • C07C19/14Acyclic saturated compounds containing halogen atoms containing fluorine and bromine
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/132Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
    • C07C29/136Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
    • C07C29/143Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of ketones
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/132Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
    • C07C29/136Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
    • C07C29/147Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
HU9802542A 1995-09-06 1996-08-23 Process for the preparation of 4-bromo-1,1-difluorobut-1-ene and 2,4-dibromo-1,1,1-trifluorobutane HUP9802542A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9518111.1A GB9518111D0 (en) 1995-09-06 1995-09-06 Chemical process

Publications (2)

Publication Number Publication Date
HUP9802542A2 HUP9802542A2 (en) 1999-02-01
HUP9802542A3 true HUP9802542A3 (en) 1999-03-29

Family

ID=10780231

Family Applications (1)

Application Number Title Priority Date Filing Date
HU9802542A HUP9802542A3 (en) 1995-09-06 1996-08-23 Process for the preparation of 4-bromo-1,1-difluorobut-1-ene and 2,4-dibromo-1,1,1-trifluorobutane

Country Status (10)

Country Link
EP (1) EP0850211A1 (en)
JP (1) JPH11512110A (en)
KR (1) KR19990044419A (en)
CN (1) CN1200717A (en)
AU (1) AU6828896A (en)
GB (1) GB9518111D0 (en)
HU (1) HUP9802542A3 (en)
IL (1) IL123460A0 (en)
WO (1) WO1997009292A1 (en)
ZA (1) ZA967262B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008053811A1 (en) * 2006-11-01 2008-05-08 Daikin Industries, Ltd. Method for producing olefin
CN107652162A (en) * 2017-11-29 2018-02-02 常州沃腾化工科技有限公司 A kind of preparation method of cyclohexyl bromide methane

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9219635D0 (en) * 1992-09-16 1992-10-28 Ici Plc Heterocyclic compounds
ATE217869T1 (en) * 1993-08-05 2002-06-15 Syngenta Ltd METHOD FOR PRODUCING FLUORALKENYLTHIO HETEROCYCLIC DERIVATIVES

Also Published As

Publication number Publication date
CN1200717A (en) 1998-12-02
GB9518111D0 (en) 1995-11-08
ZA967262B (en) 1997-03-06
WO1997009292A1 (en) 1997-03-13
JPH11512110A (en) 1999-10-19
KR19990044419A (en) 1999-06-25
AU6828896A (en) 1997-03-27
IL123460A0 (en) 1998-09-24
HUP9802542A2 (en) 1999-02-01
EP0850211A1 (en) 1998-07-01

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