CH417556A - Process for the preparation of 1,3-dialkylcyclobutenolones - Google Patents

Process for the preparation of 1,3-dialkylcyclobutenolones

Info

Publication number
CH417556A
CH417556A CH1132561A CH1132561A CH417556A CH 417556 A CH417556 A CH 417556A CH 1132561 A CH1132561 A CH 1132561A CH 1132561 A CH1132561 A CH 1132561A CH 417556 A CH417556 A CH 417556A
Authority
CH
Switzerland
Prior art keywords
dialkylcyclobutenolones
preparation
Prior art date
Application number
CH1132561A
Other languages
German (de)
Inventor
Eduard Dr Enk
Hellmuth Dr Spes
Original Assignee
Wacker Chemie Gmbh
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 Wacker Chemie Gmbh filed Critical Wacker Chemie Gmbh
Publication of CH417556A publication Critical patent/CH417556A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/385—Saturated compounds containing a keto group being part of a ring
    • C07C49/403—Saturated compounds containing a keto group being part of a ring of a six-membered ring
    • C07C49/407—Menthones
    • 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
    • C07C45/76—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 with the aid of ketenes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/04—Systems containing only non-condensed rings with a four-membered ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH1132561A 1960-09-30 1961-09-29 Process for the preparation of 1,3-dialkylcyclobutenolones CH417556A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEW28657A DE1132128B (en) 1960-09-30 1960-09-30 Process for the preparation of crystallized 1,3-dialkylcyclobutenolones

Publications (1)

Publication Number Publication Date
CH417556A true CH417556A (en) 1966-07-31

Family

ID=7599001

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1132561A CH417556A (en) 1960-09-30 1961-09-29 Process for the preparation of 1,3-dialkylcyclobutenolones

Country Status (4)

Country Link
BE (1) BE608677A (en)
CH (1) CH417556A (en)
DE (1) DE1132128B (en)
GB (1) GB994431A (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2019983A (en) * 1932-10-14 1935-11-05 Carbide & Carbon Chem Corp Preparation of diketene
DE1081455B (en) * 1958-03-06 1960-05-12 Wacker Chemie Gmbh Process for the continuous production of trimeric aldoketenes in addition to other polymeric aldoketenes

Also Published As

Publication number Publication date
BE608677A (en) 1962-03-29
GB994431A (en) 1965-06-10
DE1132128B (en) 1962-06-28

Similar Documents

Publication Publication Date Title
CH402846A (en) Process for the preparation of 19-nor-4,9 (10) -steroids
CH457473A (en) Process for the preparation of 9,10-dihydroergovaline
AT288340B (en) Process for the preparation of aminonitroalkanes
CH390924A (en) Process for the preparation of 1,3,4-thiadiazoles
CH395094A (en) Process for the preparation of 6-chloro-benzisothiazolone
CH397705A (en) Process for the preparation of 4-oxo-1,2,3,4-tetrahydro-quinazolines
CH405326A (en) Process for the preparation of 1,3-diaryl-pyrazolines
CH398622A (en) Process for the preparation of 2,4-bis-amino-6-trichloromethyl-s-triazines
AT245580B (en) Process for the preparation of 1,6-dibromo-1,6-didesozy-D-mannitol
CH402859A (en) Process for the preparation of α-pyrrolidino-valerophenones
CH424758A (en) Process for the preparation of 2,6-dichlorobenzaldoxime
CH407989A (en) Process for the preparation of 2,2-dihalocyclopropanecarboxylic acids
CH400167A (en) Process for the preparation of arylaminopyrazoles
CH388969A (en) Process for the preparation of 4,4'-methenyl-bis- (pyrazolonen- (5))
AT242867B (en) Process for the preparation of dihydroouabaine
CH406231A (en) Process for the preparation of 3-hydroxymethyl-1- (5-nitrofurfurylidene-amino) -hydantoïn
CH383974A (en) Process for the preparation of 2-amino-oxazoles
CH399449A (en) Process for the preparation of 4-hydroxy-3-keto-4-steroids
CH428763A (en) Process for the preparation of enhalides of grisantrione- (3,2 ', 4')
CH412905A (en) Process for the preparation of cycloalkylated 2,3-dihydro-1,4-benzothiazines
CH432487A (en) Process for the preparation of mononitro-1,3,5-trialkylbenzene
CH385239A (en) Process for the preparation of 5-nitrofurfuralazines
CH405329A (en) Process for the preparation of sulfanilamidothiadiazoles
AT217468B (en) Process for the preparation of 2-thione-4,4,6-trimethyl-tetrahydropyrimidine
AT226660B (en) Process for the preparation of 2,3-dibromo- or 2-bromo-3-chloro-propene-1