GB1448811A - Citraconic anhydride preparation - Google Patents

Citraconic anhydride preparation

Info

Publication number
GB1448811A
GB1448811A GB13056/75A GB1305675A GB1448811A GB 1448811 A GB1448811 A GB 1448811A GB 13056/75 A GB13056/75 A GB 13056/75A GB 1305675 A GB1305675 A GB 1305675A GB 1448811 A GB1448811 A GB 1448811A
Authority
GB
United Kingdom
Prior art keywords
citraconic anhydride
catalysts
anhydride preparation
catalyst
dundum
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
GB13056/75A
Other languages
English (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.)
PFIZER
Pfizer Inc
Original Assignee
PFIZER
Pfizer 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 PFIZER, Pfizer Inc filed Critical PFIZER
Publication of GB1448811A publication Critical patent/GB1448811A/en
Expired 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
    • C07C51/23—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups
    • C07C51/235—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups of —CHO groups or primary alcohol groups
    • 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
    • B01J23/28—Molybdenum
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/847—Vanadium, niobium or tantalum or polonium
    • B01J23/8472—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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/14—Phosphorus; Compounds thereof
    • B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J27/195—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with vanadium, niobium or tantalum
    • B01J27/198—Vanadium
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Furan Compounds (AREA)
GB13056/75A 1974-06-03 1975-03-27 Citraconic anhydride preparation Expired GB1448811A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/475,770 US3932469A (en) 1974-06-03 1974-06-03 Citraconic anhydride process

Publications (1)

Publication Number Publication Date
GB1448811A true GB1448811A (en) 1976-09-08

Family

ID=23889058

Family Applications (1)

Application Number Title Priority Date Filing Date
GB13056/75A Expired GB1448811A (en) 1974-06-03 1975-03-27 Citraconic anhydride preparation

Country Status (14)

Country Link
US (1) US3932469A (cg-RX-API-DMAC7.html)
JP (1) JPS50154206A (cg-RX-API-DMAC7.html)
AR (1) AR202985A1 (cg-RX-API-DMAC7.html)
BE (1) BE829161A (cg-RX-API-DMAC7.html)
BR (1) BR7503357A (cg-RX-API-DMAC7.html)
CA (1) CA1040210A (cg-RX-API-DMAC7.html)
DE (1) DE2522568A1 (cg-RX-API-DMAC7.html)
DK (1) DK232875A (cg-RX-API-DMAC7.html)
FR (1) FR2273001B1 (cg-RX-API-DMAC7.html)
GB (1) GB1448811A (cg-RX-API-DMAC7.html)
IE (1) IE40947B1 (cg-RX-API-DMAC7.html)
IT (1) IT1035842B (cg-RX-API-DMAC7.html)
LU (1) LU72599A1 (cg-RX-API-DMAC7.html)
NL (1) NL7505783A (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6610878B1 (en) 1999-05-10 2003-08-26 Eastman Chemical Company Poly(3-cyclopropyl-3-hydroxypropionate) and processes for its preparation and derivatives thereof

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL110578C (cg-RX-API-DMAC7.html) * 1958-11-07

Also Published As

Publication number Publication date
AR202985A1 (es) 1975-07-31
NL7505783A (nl) 1975-12-05
FR2273001B1 (cg-RX-API-DMAC7.html) 1978-09-22
DK232875A (da) 1975-12-04
US3932469A (en) 1976-01-13
LU72599A1 (cg-RX-API-DMAC7.html) 1976-03-17
IE40947L (en) 1975-12-03
CA1040210A (en) 1978-10-10
BR7503357A (pt) 1976-05-25
FR2273001A1 (cg-RX-API-DMAC7.html) 1975-12-26
JPS50154206A (cg-RX-API-DMAC7.html) 1975-12-12
IE40947B1 (en) 1979-09-12
BE829161A (fr) 1975-11-17
IT1035842B (it) 1979-10-20
DE2522568A1 (de) 1975-12-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee