DE2347453C3 - Verfahren zur Herstellung von Methylvinylketon - Google Patents

Verfahren zur Herstellung von Methylvinylketon

Info

Publication number
DE2347453C3
DE2347453C3 DE19732347453 DE2347453A DE2347453C3 DE 2347453 C3 DE2347453 C3 DE 2347453C3 DE 19732347453 DE19732347453 DE 19732347453 DE 2347453 A DE2347453 A DE 2347453A DE 2347453 C3 DE2347453 C3 DE 2347453C3
Authority
DE
Germany
Prior art keywords
acid
weight
formaldehyde
vinyl ketone
acetone
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
DE19732347453
Other languages
German (de)
English (en)
Other versions
DE2347453A1 (de
DE2347453B2 (de
Inventor
George Hackensack N.J. Ember
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of DE2347453A1 publication Critical patent/DE2347453A1/de
Publication of DE2347453B2 publication Critical patent/DE2347453B2/de
Application granted granted Critical
Publication of DE2347453C3 publication Critical patent/DE2347453C3/de
Expired 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
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
    • C07C45/75—Reactions with formaldehyde

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE19732347453 1972-10-10 1973-09-20 Verfahren zur Herstellung von Methylvinylketon Expired DE2347453C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29640772A 1972-10-10 1972-10-10

Publications (3)

Publication Number Publication Date
DE2347453A1 DE2347453A1 (de) 1974-04-25
DE2347453B2 DE2347453B2 (de) 1978-06-08
DE2347453C3 true DE2347453C3 (de) 1985-07-11

Family

ID=23141881

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732347453 Expired DE2347453C3 (de) 1972-10-10 1973-09-20 Verfahren zur Herstellung von Methylvinylketon

Country Status (5)

Country Link
JP (1) JPS4970915A (https=)
CH (1) CH583161A5 (https=)
DE (1) DE2347453C3 (https=)
FR (1) FR2202071B1 (https=)
GB (1) GB1397039A (https=)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2130592A (en) * 1937-06-12 1938-09-20 Shell Dev Aldol condensation process
US2309650A (en) * 1940-02-12 1943-02-02 Shell Dev Condensation of carbonylic compounds
DE1233848B (de) * 1964-12-17 1967-02-09 Rheinpreussen Ag Verfahren zur kontinuierlichen Herstellung von Methylisopropenylketon

Also Published As

Publication number Publication date
JPS4970915A (https=) 1974-07-09
FR2202071A1 (https=) 1974-05-03
GB1397039A (en) 1975-06-11
CH583161A5 (https=) 1976-12-31
DE2347453A1 (de) 1974-04-25
DE2347453B2 (de) 1978-06-08
FR2202071B1 (https=) 1978-01-06

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Legal Events

Date Code Title Description
8225 Change of the main classification

Ipc: C07C 49/205

8281 Inventor (new situation)

Free format text: EMBER, GEORGE, HACKENSACK, N.J., US

C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee