DE68911257T2 - Verfahren zur Herstellung von 2,6-Dimethylnaphthalin. - Google Patents

Verfahren zur Herstellung von 2,6-Dimethylnaphthalin.

Info

Publication number
DE68911257T2
DE68911257T2 DE89113962T DE68911257T DE68911257T2 DE 68911257 T2 DE68911257 T2 DE 68911257T2 DE 89113962 T DE89113962 T DE 89113962T DE 68911257 T DE68911257 T DE 68911257T DE 68911257 T2 DE68911257 T2 DE 68911257T2
Authority
DE
Germany
Prior art keywords
dimethylnaphthalene
preparation
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 - Fee Related
Application number
DE89113962T
Other languages
English (en)
Other versions
DE68911257D1 (de
Inventor
Abe Mitsubishi Gas Ch Takafumi
Uchiyama Mitsubishi Gas Seiji
Ojima Mitsubishi Gas Takahiro
Kida Mitsubishi Gas Che Koichi
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.)
Mitsubishi Gas Chemical Co Inc
Original Assignee
Mitsubishi Gas Chemical Co 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 Mitsubishi Gas Chemical Co Inc filed Critical Mitsubishi Gas Chemical Co Inc
Application granted granted Critical
Publication of DE68911257D1 publication Critical patent/DE68911257D1/de
Publication of DE68911257T2 publication Critical patent/DE68911257T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • C07C45/46—Friedel-Crafts reactions
    • 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
    • C07C1/22—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms by reduction
    • 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
    • C07C1/24—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms by elimination of water
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C07C15/20—Polycyclic condensed hydrocarbons
    • C07C15/24—Polycyclic condensed hydrocarbons containing two rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/49—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with carbon monoxide
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/32—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
    • C07C5/373—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen with simultaneous isomerisation
    • C07C5/393—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen with simultaneous isomerisation with cyclisation to an aromatic six-membered ring, e.g. dehydrogenation of n-hexane to benzene
    • C07C5/41—Catalytic processes
    • C07C5/412—Catalytic processes with metal oxides or metal sulfides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/32—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
    • C07C5/373—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen with simultaneous isomerisation
    • C07C5/393—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen with simultaneous isomerisation with cyclisation to an aromatic six-membered ring, e.g. dehydrogenation of n-hexane to benzene
    • C07C5/41—Catalytic processes
    • C07C5/415—Catalytic processes with metals
    • C07C5/417—Catalytic processes with metals of the platinum group
    • 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
    • C07C2521/02—Boron or aluminium; Oxides or hydroxides thereof
    • C07C2521/04—Alumina
    • 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
    • C07C2523/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the alkali- or alkaline earth metals or beryllium
    • C07C2523/04—Alkali metals
    • 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
    • C07C2523/26—Chromium
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE89113962T 1988-09-27 1989-07-28 Verfahren zur Herstellung von 2,6-Dimethylnaphthalin. Expired - Fee Related DE68911257T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23976288 1988-09-27

Publications (2)

Publication Number Publication Date
DE68911257D1 DE68911257D1 (de) 1994-01-20
DE68911257T2 true DE68911257T2 (de) 1994-04-28

Family

ID=17049541

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89113962T Expired - Fee Related DE68911257T2 (de) 1988-09-27 1989-07-28 Verfahren zur Herstellung von 2,6-Dimethylnaphthalin.

Country Status (3)

Country Link
US (1) US5008479A (de)
EP (1) EP0362507B1 (de)
DE (1) DE68911257T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69004542T2 (de) * 1989-12-01 1994-03-10 Mitsubishi Gas Chemical Co Verfahren zur Herstellung von 2,6-Dimethylnaphthalin.
US5043501A (en) * 1990-03-15 1991-08-27 Mobil Oil Corp. Process for preparing dimethylnaphthalene
CA2093511C (en) * 1991-08-08 1999-09-21 Koji Sumitani Process for producing dialkylnaphthalene
JPH05155786A (ja) * 1991-12-06 1993-06-22 Mitsubishi Gas Chem Co Inc ２，６−ジメチルナフタレンの製造方法
JP3175744B2 (ja) * 1992-02-03 2001-06-11 三菱瓦斯化学株式会社 ジメチルナフタレンの製造方法
JP2891272B2 (ja) * 1992-08-03 1999-05-17 三菱瓦斯化学株式会社 ジメチルテトラリンの製造方法
FI953319A (fi) * 1995-07-05 1997-01-06 Optatech Oy Dimetyylinaftaleenin valmistus
FI982630A (fi) 1998-12-04 2000-06-05 Optatech Oy Menetelmä 2,6-dimetyylinaftaleenin valmistamiseksi
EP1031550B1 (de) 1999-02-22 2003-05-07 Mitsubishi Gas Chemical Company, Inc. Verfahren zur Herstellung von Dimethyltetralin
DE102008024750A1 (de) 2008-05-20 2009-12-03 Otto Bock Healthcare Gmbh Verbindungselement

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2575403A (en) * 1943-10-14 1951-11-20 Union Carbide & Carbon Corp Catalytic hydrogenation of acetophenone to phenyl methyl carbinol
US2848509A (en) * 1954-06-17 1958-08-19 California Research Corp Production of polyalkyl benzenes
DE1280347B (de) * 1965-08-05 1968-10-17 Standard Elek K Lorenz Ag Synchronisationsverfahren
US4487972A (en) * 1967-10-02 1984-12-11 Mobil Oil Corporation Production of oxygenated compounds
US3806548A (en) * 1971-11-22 1974-04-23 Union Carbide Corp Method for the methylation-hydroxylation of certain aromatic unsaturated compounds
GB1448136A (en) * 1972-12-25 1976-09-02 Mitsui Petrochemical Ind Process for preparing dimethyl naphthalenes
NL7307174A (de) * 1973-05-23 1974-11-26
JPS5012429A (de) * 1973-06-04 1975-02-08
JPH01204147A (ja) * 1988-02-09 1989-08-16 Toshiba Corp アドレス修飾回路

Also Published As

Publication number Publication date
EP0362507A3 (en) 1990-07-25
EP0362507B1 (de) 1993-12-08
US5008479A (en) 1991-04-16
DE68911257D1 (de) 1994-01-20
EP0362507A2 (de) 1990-04-11

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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