FR2057354A5 - Preparation of isoprene by catalytic reaction of tert- - butyl methyl ether of oxygen - Google Patents

Preparation of isoprene by catalytic reaction of tert- - butyl methyl ether of oxygen

Info

Publication number
FR2057354A5
FR2057354A5 FR6927848A FR6927848A FR2057354A5 FR 2057354 A5 FR2057354 A5 FR 2057354A5 FR 6927848 A FR6927848 A FR 6927848A FR 6927848 A FR6927848 A FR 6927848A FR 2057354 A5 FR2057354 A5 FR 2057354A5
Authority
FR
France
Prior art keywords
oxygen
isoprene
methyl ether
butyl methyl
tert
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
FR6927848A
Other languages
French (fr)
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to FR6927848A priority Critical patent/FR2057354A5/en
Application granted granted Critical
Publication of FR2057354A5 publication Critical patent/FR2057354A5/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • C07C2521/08—Silica
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/12—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of actinides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C07C2523/20—Vanadium, niobium or tantalum
    • C07C2523/22—Vanadium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C07C2523/24—Chromium, molybdenum or tungsten
    • C07C2523/28—Molybdenum
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C07C2523/24—Chromium, molybdenum or tungsten
    • C07C2523/30—Tungsten

Abstract

Isoprene is synthesized by contacting a gaseous mixture containing tert-butyl methyl ether and oxygen, with a suitable catalyst at an elevated temp. Specifically the catalyst is a solid contg. oxygen and one or more elements selected from Mo, V, W, and U.
FR6927848A 1969-08-13 1969-08-13 Preparation of isoprene by catalytic reaction of tert- - butyl methyl ether of oxygen Expired FR2057354A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR6927848A FR2057354A5 (en) 1969-08-13 1969-08-13 Preparation of isoprene by catalytic reaction of tert- - butyl methyl ether of oxygen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6927848A FR2057354A5 (en) 1969-08-13 1969-08-13 Preparation of isoprene by catalytic reaction of tert- - butyl methyl ether of oxygen

Publications (1)

Publication Number Publication Date
FR2057354A5 true FR2057354A5 (en) 1971-05-21

Family

ID=9039007

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6927848A Expired FR2057354A5 (en) 1969-08-13 1969-08-13 Preparation of isoprene by catalytic reaction of tert- - butyl methyl ether of oxygen

Country Status (1)

Country Link
FR (1) FR2057354A5 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE725910A (en) * 1967-12-23 1969-05-29

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE725910A (en) * 1967-12-23 1969-05-29

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Legal Events

Date Code Title Description
ST Notification of lapse