ZA724947B - Separation of halogenated alkyl ethers by azeotropic distillation - Google Patents

Separation of halogenated alkyl ethers by azeotropic distillation

Info

Publication number
ZA724947B
ZA724947B ZA724947A ZA724947A ZA724947B ZA 724947 B ZA724947 B ZA 724947B ZA 724947 A ZA724947 A ZA 724947A ZA 724947 A ZA724947 A ZA 724947A ZA 724947 B ZA724947 B ZA 724947B
Authority
ZA
South Africa
Prior art keywords
separation
halogenated alkyl
alkyl ethers
azeotropic distillation
azeotropic
Prior art date
Application number
ZA724947A
Other languages
English (en)
Inventor
L 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 ZA724947B publication Critical patent/ZA724947B/xx

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)
ZA724947A 1971-08-02 1972-07-18 Separation of halogenated alkyl ethers by azeotropic distillation ZA724947B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ZA724947B true ZA724947B (en) 1973-04-25

Family

ID=22611343

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA724947A ZA724947B (en) 1971-08-02 1972-07-18 Separation of halogenated alkyl ethers by azeotropic distillation

Country Status (19)

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

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
ES2422757T3 (es) * 2004-05-12 2013-09-13 Baxter Int Uso terapéutico de microesferas de ácido nucleico
US7605291B2 (en) * 2006-04-27 2009-10-20 Adalberto Maldonado Method for the preparation of volatile Anesthetics
AU2007299738B2 (en) * 2006-09-20 2013-03-28 The Board Of Regents Of The University Of Texas System Methods for delivering volatile anesthetics for regional anesthesia and/or pain relief
AU2009206390B2 (en) 2008-01-22 2014-10-30 The Board Of Regents Of The University Of Texas System Volatile anesthetic compositions comprising extractive solvents for regional anesthesia and/or pain relief
WO2013005178A1 (en) * 2011-07-05 2013-01-10 Piramal Healthcare Limited A continuous process for purification of 1-chloro-2,2,2-trifluoroethyl difluoromethyl ether (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 (xx) * 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
DE2234309A1 (de) 1973-02-15
NL146141B (nl) 1975-06-16
JPS4828408A (xx) 1973-04-14
CH549543A (fr) 1974-05-31
JPS528808B2 (xx) 1977-03-11
AR192960A1 (es) 1973-03-21
BE786675A (fr) 1973-01-25
GB1352484A (en) 1974-05-08
IL39835A0 (en) 1972-09-28
AU442153B2 (en) 1973-11-15
DE2234309C3 (xx) 1974-11-14
FR2148036B1 (xx) 1974-07-26
BR7204982D0 (pt) 1973-05-15
DE2234309B2 (xx) 1974-04-11
IL39835A (en) 1974-12-31
AU4423672A (en) 1973-11-15
NO135901B (xx) 1977-03-14
CA976500A (en) 1975-10-21
IT1048259B (it) 1980-11-20
US3720587A (en) 1973-03-13
SE392887B (sv) 1977-04-25
NO135901C (xx) 1977-06-22
NL7210156A (xx) 1973-02-06
DK141164C (xx) 1980-07-28
FR2148036A1 (xx) 1973-03-11
DK141164B (da) 1980-01-28
ES405150A1 (es) 1976-02-16

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