FR2171431B3 - - Google Patents

Info

Publication number
FR2171431B3
FR2171431B3 FR7304865A FR7304865A FR2171431B3 FR 2171431 B3 FR2171431 B3 FR 2171431B3 FR 7304865 A FR7304865 A FR 7304865A FR 7304865 A FR7304865 A FR 7304865A FR 2171431 B3 FR2171431 B3 FR 2171431B3
Authority
FR
France
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
FR7304865A
Other languages
French (fr)
Other versions
FR2171431A1 (en
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.)
PICHLER HELMUT DT
Original Assignee
PICHLER HELMUT DT
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 PICHLER HELMUT DT filed Critical PICHLER HELMUT DT
Publication of FR2171431A1 publication Critical patent/FR2171431A1/fr
Application granted granted Critical
Publication of FR2171431B3 publication Critical patent/FR2171431B3/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/20—Vanadium, niobium or tantalum
    • B01J23/22—Vanadium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24—Chromium, molybdenum or tungsten

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Furan Compounds (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7304865A 1972-02-12 1973-02-12 Alkyl substituted maleic anhydrides - by catalytic oxidn of alkyl subst alkenes Granted FR2171431A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722206713 DE2206713A1 (de) 1972-02-12 1972-02-12 Verfahren zur herstellung von anhydriden alkylsubstituierter, insbesondere methylsubstituierter maleinsaeure

Publications (2)

Publication Number Publication Date
FR2171431A1 FR2171431A1 (en) 1973-09-21
FR2171431B3 true FR2171431B3 (xx) 1976-02-06

Family

ID=5835823

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7304865A Granted FR2171431A1 (en) 1972-02-12 1973-02-12 Alkyl substituted maleic anhydrides - by catalytic oxidn of alkyl subst alkenes

Country Status (5)

Country Link
JP (1) JPS4891015A (xx)
DE (1) DE2206713A1 (xx)
FR (1) FR2171431A1 (xx)
IT (1) IT977275B (xx)
NL (1) NL7301973A (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1193931B (it) * 1980-04-02 1988-08-31 Alusuisse Italia Spa Catalizzatore per la produzione di anidride maleica

Also Published As

Publication number Publication date
FR2171431A1 (en) 1973-09-21
JPS4891015A (xx) 1973-11-27
NL7301973A (xx) 1973-08-14
IT977275B (it) 1974-09-10
DE2206713A1 (de) 1973-08-23

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Legal Events

Date Code Title Description
ST Notification of lapse