IT1048259B - Processo per seprare auchil eteri alogenati mediante distillazione azeotropica - Google Patents

Processo per seprare auchil eteri alogenati mediante distillazione azeotropica

Info

Publication number
IT1048259B
IT1048259B IT51679/72A IT5167972A IT1048259B IT 1048259 B IT1048259 B IT 1048259B IT 51679/72 A IT51679/72 A IT 51679/72A IT 5167972 A IT5167972 A IT 5167972A IT 1048259 B IT1048259 B IT 1048259B
Authority
IT
Italy
Prior art keywords
auchils
aeotropic
distillation
separating halogenated
halogenated
Prior art date
Application number
IT51679/72A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1048259B publication Critical patent/IT1048259B/it

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
IT51679/72A 1971-08-02 1972-07-21 Processo per seprare auchil eteri alogenati mediante distillazione azeotropica IT1048259B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT1048259B true IT1048259B (it) 1980-11-20

Family

ID=22611343

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51679/72A IT1048259B (it) 1971-08-02 1972-07-21 Processo per seprare auchil eteri alogenati mediante distillazione azeotropica

Country Status (19)

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

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
DK2072040T3 (da) * 2004-05-12 2013-07-29 Baxter Healthcare Sa Terapeutisk anvendelse af nukleinsyremikrokugler
US7605291B2 (en) * 2006-04-27 2009-10-20 Adalberto Maldonado Method for the preparation of volatile Anesthetics
EP2081562B1 (en) 2006-09-20 2016-02-24 The Board of Regents of The University of Texas System Methods for delivering volatile anesthetics for regional anesthesia and/or pain relief
JP5789100B2 (ja) 2008-01-22 2015-10-07 ボード・オブ・リージエンツ，ザ・ユニバーシテイ・オブ・テキサス・システム 抽出溶媒を含む、局部的な麻酔および／または疼痛低減のための揮発性麻酔薬組成物
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 (it) * 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
AU442153B2 (en) 1973-11-15
CH549543A (fr) 1974-05-31
NO135901B (it) 1977-03-14
IL39835A0 (en) 1972-09-28
DK141164C (it) 1980-07-28
ES405150A1 (es) 1976-02-16
GB1352484A (en) 1974-05-08
JPS4828408A (it) 1973-04-14
CA976500A (en) 1975-10-21
AU4423672A (en) 1973-11-15
FR2148036B1 (it) 1974-07-26
JPS528808B2 (it) 1977-03-11
NL146141B (nl) 1975-06-16
NO135901C (it) 1977-06-22
US3720587A (en) 1973-03-13
NL7210156A (it) 1973-02-06
AR192960A1 (es) 1973-03-21
DE2234309A1 (de) 1973-02-15
BR7204982D0 (pt) 1973-05-15
DE2234309C3 (it) 1974-11-14
IL39835A (en) 1974-12-31
FR2148036A1 (it) 1973-03-11
BE786675A (fr) 1973-01-25
ZA724947B (en) 1973-04-25
DE2234309B2 (it) 1974-04-11
SE392887B (sv) 1977-04-25
DK141164B (da) 1980-01-28

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Legal Events

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MEDM Supplementary protection certificate for pharmaceutical products: withdrawal of spc application

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