DE3562902D1 - Process for the preparation of pure hydrates of fluoral and hexafluoroacetone from hemiacetals - Google Patents

Process for the preparation of pure hydrates of fluoral and hexafluoroacetone from hemiacetals

Info

Publication number
DE3562902D1
DE3562902D1 DE8585401423T DE3562902T DE3562902D1 DE 3562902 D1 DE3562902 D1 DE 3562902D1 DE 8585401423 T DE8585401423 T DE 8585401423T DE 3562902 T DE3562902 T DE 3562902T DE 3562902 D1 DE3562902 D1 DE 3562902D1
Authority
DE
Germany
Prior art keywords
fluoral
hexafluoroacetone
hemiacetals
preparation
pure
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.)
Expired
Application number
DE8585401423T
Other languages
English (en)
Inventor
Bernard Cheminal
Henri Hameau De Saint- Mathais
Marc Thomarat
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.)
Arkema France SA
Original Assignee
Atochem SA
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 Atochem SA filed Critical Atochem SA
Application granted granted Critical
Publication of DE3562902D1 publication Critical patent/DE3562902D1/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C43/00—Ethers; Compounds having groups, groups or groups
    • C07C43/30—Compounds having groups
    • C07C43/317—Compounds having groups having groups, X being hydrogen or metal
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C31/34—Halogenated alcohols
    • C07C31/42—Polyhydroxylic acyclic alcohols
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/09—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
    • C07C29/10—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of ethers, including cyclic ethers, e.g. oxiranes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/60—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by elimination of -OH groups, e.g. by dehydration
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
    • C07C31/34—Halogenated alcohols
    • C07C31/38—Halogenated alcohols containing only fluorine as halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/28—Preparation of ethers by reactions not forming ether-oxygen bonds from acetals, e.g. by dealcoholysis
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/48—Preparation of compounds having groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE8585401423T 1984-07-18 1985-07-12 Process for the preparation of pure hydrates of fluoral and hexafluoroacetone from hemiacetals Expired DE3562902D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8411384A FR2567876B1 (fr) 1984-07-18 1984-07-18 Procede de preparation des hydrates de fluoral et d'hexafluoroacetone purs a partir d'hemiacetals

Publications (1)

Publication Number Publication Date
DE3562902D1 true DE3562902D1 (en) 1988-06-30

Family

ID=9306240

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585401423T Expired DE3562902D1 (en) 1984-07-18 1985-07-12 Process for the preparation of pure hydrates of fluoral and hexafluoroacetone from hemiacetals

Country Status (15)

Country Link
US (1) US4642386A (de)
EP (1) EP0172761B1 (de)
JP (1) JPS6137748A (de)
KR (1) KR890005062B1 (de)
AT (1) ATE34563T1 (de)
AU (1) AU576601B2 (de)
CA (1) CA1236117A (de)
DE (1) DE3562902D1 (de)
DK (1) DK324685A (de)
ES (1) ES8608470A1 (de)
FR (1) FR2567876B1 (de)
GR (1) GR851772B (de)
IL (1) IL75576A0 (de)
NO (1) NO161173C (de)
ZA (1) ZA855395B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2580630B1 (fr) * 1985-04-23 1987-05-29 Atochem Procede de synthese du trifluoro-2,2,2 ethanol
JP4869625B2 (ja) * 2005-05-12 2012-02-08 東ソ−・エフテック株式会社 トリフルオロアセトアルデヒドヘミアセタールの回収方法
JP5585291B2 (ja) * 2010-08-12 2014-09-10 セントラル硝子株式会社 ヘキサフルオロアセトン一水和物の製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2681370A (en) * 1954-06-15 Perfluoroalkylaldehyde
US2579021A (en) * 1946-07-10 1951-12-18 Shell Dev Production of chlorinated acetalde-hydes and their acetal derivatives
US2616929A (en) * 1947-09-04 1952-11-04 Montrose Chemical Company Process of manufacturing chloral
US2848500A (en) * 1957-01-28 1958-08-19 Du Pont Preparation of purified formaldehyde
US3492358A (en) * 1968-04-10 1970-01-27 Dow Chemical Co Purification of ethers
JPS6041647B2 (ja) * 1980-11-11 1985-09-18 セントラル硝子株式会社 １，１，１，３，３，３−ヘキサフルオロプロパン−２−オ−ルの製法
JPS5781433A (en) * 1980-11-11 1982-05-21 Central Glass Co Ltd Purification of hexafluoroacetone
GB8334566D0 (en) * 1983-12-29 1984-02-01 Ici Plc Chemical process
FR2567875B1 (fr) * 1984-07-18 1986-08-08 Atochem Procede de synthese du trifluoro-2,2,2 ethanol et de l'alcool hexafluoro-1,1,1,3,3,3 isopropylique

Also Published As

Publication number Publication date
ZA855395B (en) 1986-03-26
AU576601B2 (en) 1988-09-01
JPS6137748A (ja) 1986-02-22
FR2567876A1 (fr) 1986-01-24
GR851772B (de) 1985-11-26
FR2567876B1 (fr) 1986-11-28
DK324685D0 (da) 1985-07-17
DK324685A (da) 1986-01-19
AU4504185A (en) 1986-01-23
EP0172761B1 (de) 1988-05-25
JPS6319494B2 (de) 1988-04-22
KR860001042A (ko) 1986-02-22
ES8608470A1 (es) 1986-06-16
ES545150A0 (es) 1986-06-16
NO161173C (no) 1989-07-12
NO852775L (no) 1986-01-20
KR890005062B1 (ko) 1989-12-09
CA1236117A (fr) 1988-05-03
NO161173B (no) 1989-04-03
US4642386A (en) 1987-02-10
ATE34563T1 (de) 1988-06-15
IL75576A0 (en) 1985-10-31
EP0172761A1 (de) 1986-02-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee