DK141164C - - Google Patents

Info

Publication number
DK141164C
DK141164C DK367972A DK367972A DK141164C DK 141164 C DK141164 C DK 141164C DK 367972 A DK367972 A DK 367972A DK 367972 A DK367972 A DK 367972A DK 141164 C DK141164 C DK 141164C
Authority
DK
Denmark
Application number
DK367972A
Other languages
Danish (da)
Other versions
DK141164B (da
Inventor
L S Croix
Original Assignee
Airco 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
Application filed by Airco Inc. filed Critical Airco Inc.
Publication of DK141164B publication Critical patent/DK141164B/da
Application granted granted Critical
Publication of DK141164C publication Critical patent/DK141164C/da

Links

Classifications

    • 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
    • C07C41/34—Separation; Purification; Stabilisation; Use of additives
    • C07C41/40—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation
    • C07C41/42—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
DK367972AA 1971-08-02 1972-07-25 Fremgangsmåde til separation af 1-chlor-2,2,2-trifluorethyl-difluormethyl-ether fra sin blanding med 1-chlor-2,2,2-trifluorethyl-difluorchlormethyl-ether ved destillation. DK141164B (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16839971A 1971-08-02 1971-08-02
US16839971 1971-08-02

Publications (2)

Publication Number Publication Date
DK141164B DK141164B (da) 1980-01-28
DK141164C true DK141164C (fr) 1980-07-28

Family

ID=22611343

Family Applications (1)

Application Number Title Priority Date Filing Date
DK367972AA DK141164B (da) 1971-08-02 1972-07-25 Fremgangsmåde til separation af 1-chlor-2,2,2-trifluorethyl-difluormethyl-ether fra sin blanding med 1-chlor-2,2,2-trifluorethyl-difluorchlormethyl-ether ved destillation.

Country Status (19)

Country Link
US (1) US3720587A (fr)
JP (1) JPS528808B2 (fr)
AR (1) AR192960A1 (fr)
AU (1) AU442153B2 (fr)
BE (1) BE786675A (fr)
BR (1) BR7204982D0 (fr)
CA (1) CA976500A (fr)
CH (1) CH549543A (fr)
DE (1) DE2234309A1 (fr)
DK (1) DK141164B (fr)
ES (1) ES405150A1 (fr)
FR (1) FR2148036B1 (fr)
GB (1) GB1352484A (fr)
IL (1) IL39835A (fr)
IT (1) IT1048259B (fr)
NL (1) NL146141B (fr)
NO (1) NO135901C (fr)
SE (1) SE392887B (fr)
ZA (1) ZA724947B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2610538B2 (ja) * 1990-04-13 1997-05-14 日本メクトロン株式会社 パーフルオロ（プロピルビニルエーテル）の精製法
US5230778A (en) * 1992-05-01 1993-07-27 Gavlin Associates Purification of isoflurane by extractive distillation
DK1765294T3 (da) * 2004-05-12 2008-11-10 Baxter Int Nukleinsyremikrokugler samt deres fremstilling og afgivelse
US7605291B2 (en) * 2006-04-27 2009-10-20 Adalberto Maldonado Method for the preparation of volatile Anesthetics
WO2008036858A2 (fr) * 2006-09-20 2008-03-27 The Board Of Regents Of The University Of Texas System procédé pour administrer des anesthésiants volatils pour une anesthésie locale et/ou le soulagement de la douleur
EP3581169A1 (fr) 2008-01-22 2019-12-18 The Board Of Regents Of The University Of Texas System Compositions anesthésiques volatiles comprenant des solvants d'extraction pour une anesthésie régionale et/ou un soulagement de la douleur
WO2013005178A1 (fr) * 2011-07-05 2013-01-10 Piramal Healthcare Limited Procédé continu pour la purification de l'éther 1-chloro-2,2,2-trifluoroéthyl-difluorométhylique (isoflurane)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2442589A (en) * 1946-03-19 1948-06-01 Atomic Energy Commission Purification of perfluoroheptane by azeotropic distillation with methyl ethyl ketone
NL131714C (fr) * 1963-02-06
US3406099A (en) * 1965-09-16 1968-10-15 Allied Chem Distillation of an azeotropic mixture of cf3cocf3 hf and ccl2fccif2
US3501533A (en) * 1967-09-06 1970-03-17 Allied Chem Recovery of fluorinated ether
US3535388A (en) * 1969-05-12 1970-10-20 Air Reduction 1-chloro-2,2,2-trifluoroethyl difluoromethyl ether

Also Published As

Publication number Publication date
ZA724947B (en) 1973-04-25
BE786675A (fr) 1973-01-25
NO135901C (fr) 1977-06-22
CA976500A (en) 1975-10-21
DE2234309B2 (fr) 1974-04-11
DE2234309C3 (fr) 1974-11-14
FR2148036A1 (fr) 1973-03-11
SE392887B (sv) 1977-04-25
NL7210156A (fr) 1973-02-06
US3720587A (en) 1973-03-13
NO135901B (fr) 1977-03-14
IL39835A (en) 1974-12-31
DE2234309A1 (de) 1973-02-15
BR7204982D0 (pt) 1973-05-15
IL39835A0 (en) 1972-09-28
GB1352484A (en) 1974-05-08
ES405150A1 (es) 1976-02-16
JPS4828408A (fr) 1973-04-14
AR192960A1 (es) 1973-03-21
DK141164B (da) 1980-01-28
FR2148036B1 (fr) 1974-07-26
AU442153B2 (en) 1973-11-15
JPS528808B2 (fr) 1977-03-11
AU4423672A (en) 1973-11-15
NL146141B (nl) 1975-06-16
CH549543A (fr) 1974-05-31
IT1048259B (it) 1980-11-20

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Legal Events

Date Code Title Description
PBP Patent lapsed