DE770048T1 - Verfahren zur herstellung von 1,1,1,3,3-pentafluorpropan - Google Patents

Verfahren zur herstellung von 1,1,1,3,3-pentafluorpropan

Info

Publication number
DE770048T1
DE770048T1 DE0770048T DE95924777T DE770048T1 DE 770048 T1 DE770048 T1 DE 770048T1 DE 0770048 T DE0770048 T DE 0770048T DE 95924777 T DE95924777 T DE 95924777T DE 770048 T1 DE770048 T1 DE 770048T1
Authority
DE
Germany
Prior art keywords
formula
compound
chcl
pentavalent
halide
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.)
Pending
Application number
DE0770048T
Other languages
English (en)
Inventor
Alagappan Thenappan
Michael Vanderpuy
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell International Inc
Original Assignee
AlliedSignal Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23044411&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE770048(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by AlliedSignal Inc filed Critical AlliedSignal Inc
Publication of DE770048T1 publication Critical patent/DE770048T1/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
    • C07C17/202—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
    • C07C17/206—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction the other compound being HX
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/23—Preparation of halogenated hydrocarbons by dehalogenation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
    • C07C17/272—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by addition reactions
    • C07C17/278—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by addition reactions of only halogenated hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00—Acyclic saturated compounds containing halogen atoms
    • C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine

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)

Claims (10)

Ansprüche:
1. Verfahren zur Herstellung von 1,1,1,3,3-Pentafluorpropan, bei dem man:
a) eine Verbindung der Formel
CFyCl3.yCH2CHF,Cl2.lf/
worin w = 0 oder 1 und y = 0 - 3, in Gegenwart eines Fluorierungskatalysators mit Fluorwasserstoff unter Bedingungen umsetzt, die zur Herstellung einer Verbindung der Formel CF3CH2CF2H ausreichen.
2. Verfahren nach Anspruch 1, bei dem man den Fluorierungskatalysator aus der Gruppe bestehend aus fünfwertigem Antimonhalogenid, fünfwertigem Niobhalogenid, fünfwertigem Arsenhalogenid, fünfwertigem Tantalhalogenid, fünfwertigem Antimonmischhalogenid, fünfwertigem Niobmischhalogenid, fünfwertigem Arsenmischhalogenid, fünfwertigem Tantalmischhalogenid und deren Gemischen auswählt.
3. Verfahren nach Anspruch 2, bei dem man einen Fluorierungskatalysator der Formel SbClnF5.a, worin &eegr; für 0 bis 5 steht, einsetzt.
4. Verfahren nach Anspruch 2, bei dem man die Verbindung der Formel CFyCl3.yCH2CHF,Cl2.w aus der Gruppe bestehend aus CCl3CH2CHCl2, CF3CH2CHCl2, CFCl2CH2CHCl2, CF2CICH2CHCl2, CFCI2CH2CHCIf, CF2CICh2CHFCI und CF3CH2CHFCl auswählt.
5. Verfahren nach Anspruch 2, bei dem man als Verbindung der Formel CFyCl3_yCH2CHFwCl2_w CCl3CH2CHCl2 einsetzt.
6. Verfahren nach Anspruch 1, bei dem man die 0 umsetzung bei einer Temperatur von etwa 50 bis etwa 1750C durchführt.
017004
7. Verfahren nach Anpruch 1, bei dem man KF in einer Menge von etwa dem 1- bis etwa dem 15 fachen der stöchiometrisehen HF-Menge gegenüber der Verbindung der Formel CFyCl3_yCH2CHFwCl2_w einsetzt.
8. Verfahren nach Anspruch 7, bei dem man den Fluorierungskatalysator in einer Menge von etwa 5 bis etwa 50 Gew.-%, bezogen auf die Menge der Verbindung der Formel CFyCl3.irCH2CHFwCl2.w, einsetzt.
9. Verfahren zur Herstellung von 1,1,1,3,3-Pentafluorpropan, bei dem man:
a) CCl4 und Vinylchlorid unter Bedingungen umsetzt, die zur Herstellung einer Verbindung der Formel CCl3CH2CHCl2 ausreichen; und
b) eine Verbindung der Formel CCl3CH2CHCl2 in Gegenwart eines Fluorxerungskatalysators mit Fluorwasserstoff zu einer Verbindung der Formel CF3CH2CF2H umsetzt.
10. Verfahren nach Anspruch 9, bei dem man vor Schritt b CCl3CH2CHCl2 isoliert.
DE0770048T 1994-07-11 1995-07-05 Verfahren zur herstellung von 1,1,1,3,3-pentafluorpropan Pending DE770048T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US27355394A 1994-07-11 1994-07-11
PCT/US1995/008404 WO1996001797A1 (en) 1994-07-11 1995-07-05 Process for the manufacture of 1,1,1,3,3-pentafluoropropane

Publications (1)

Publication Number Publication Date
DE770048T1 true DE770048T1 (de) 1998-01-02

Family

ID=23044411

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69507034T Expired - Lifetime DE69507034C5 (de) 1994-07-11 1995-07-05 Verfahren zur herstellung von 1,1,1,3,3-pentafluorpropan
DE0770048T Pending DE770048T1 (de) 1994-07-11 1995-07-05 Verfahren zur herstellung von 1,1,1,3,3-pentafluorpropan

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69507034T Expired - Lifetime DE69507034C5 (de) 1994-07-11 1995-07-05 Verfahren zur herstellung von 1,1,1,3,3-pentafluorpropan

Country Status (15)

Country Link
US (1) US5574192A (de)
EP (1) EP0770048B1 (de)
JP (1) JP2818035B2 (de)
KR (1) KR100240375B1 (de)
CN (1) CN1063736C (de)
AT (1) ATE175180T1 (de)
AU (1) AU688925B2 (de)
BR (1) BR9508233A (de)
CZ (1) CZ7197A3 (de)
DE (2) DE69507034C5 (de)
DK (1) DK0770048T3 (de)
ES (1) ES2104521T3 (de)
GR (2) GR970300031T1 (de)
HU (1) HUT75954A (de)
WO (1) WO1996001797A1 (de)

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US5574192A (en) 1996-11-12
JPH09508138A (ja) 1997-08-19
DE69507034C5 (de) 2009-04-30
DE69507034D1 (de) 1999-02-11
ES2104521T1 (es) 1997-10-16
GR3029809T3 (en) 1999-06-30
ES2104521T3 (es) 1999-05-01
EP0770048B1 (de) 1998-12-30
HUT75954A (en) 1997-05-28
AU688925B2 (en) 1998-03-19
WO1996001797A1 (en) 1996-01-25
CN1063736C (zh) 2001-03-28
ATE175180T1 (de) 1999-01-15
GR970300031T1 (en) 1997-09-30
JP2818035B2 (ja) 1998-10-30
EP0770048A1 (de) 1997-05-02
AU2916095A (en) 1996-02-09
BR9508233A (pt) 1998-05-19
DK0770048T3 (da) 1999-08-30
KR100240375B1 (ko) 2000-01-15
KR970704649A (ko) 1997-09-06
DE69507034T2 (de) 1999-07-01
CZ7197A3 (cs) 1998-02-18
CN1152904A (zh) 1997-06-25

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