DK377677A - Fremgangsmaade til devarbalkoxylering af carboxylsyreestere - Google Patents

Fremgangsmaade til devarbalkoxylering af carboxylsyreestere

Info

Publication number
DK377677A
DK377677A DK377677A DK377677A DK377677A DK 377677 A DK377677 A DK 377677A DK 377677 A DK377677 A DK 377677A DK 377677 A DK377677 A DK 377677A DK 377677 A DK377677 A DK 377677A
Authority
DK
Denmark
Prior art keywords
devarbal
coxylation
procedure
carboxylic acid
residents
Prior art date
Application number
DK377677A
Other languages
English (en)
Inventor
R Lantzsch
H Hoffmann
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Publication of DK377677A publication Critical patent/DK377677A/da

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00Carboxylic acid nitriles
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61Preparation 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
    • C07C45/67Preparation 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
    • C07C45/673Preparation 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 change of size of the carbon skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61Preparation 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
    • C07C45/67Preparation 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
    • C07C45/673Preparation 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 change of size of the carbon skeleton
    • C07C45/676Preparation 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 change of size of the carbon skeleton by elimination of carboxyl groups

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)
DK377677A 1976-08-26 1977-08-25 Fremgangsmaade til devarbalkoxylering af carboxylsyreestere DK377677A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762638453 DE2638453A1 (de) 1976-08-26 1976-08-26 Verfahren zur decarbalkoxylierung von carbonsaeureestern

Publications (1)

Publication Number Publication Date
DK377677A true DK377677A (da) 1978-02-27

Family

ID=5986444

Family Applications (1)

Application Number Title Priority Date Filing Date
DK377677A DK377677A (da) 1976-08-26 1977-08-25 Fremgangsmaade til devarbalkoxylering af carboxylsyreestere

Country Status (12)

Country Link
US (1) US4276225A (da)
JP (1) JPS5328110A (da)
AT (1) AT353243B (da)
BE (1) BE858138A (da)
BR (1) BR7705653A (da)
CH (1) CH628015A5 (da)
DE (1) DE2638453A1 (da)
DK (1) DK377677A (da)
FR (1) FR2362818A1 (da)
GB (1) GB1539834A (da)
IL (1) IL52802A (da)
NL (1) NL7709287A (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4567265A (en) * 1984-01-16 1986-01-28 Loyola University Of Chicago Cyclopropanoid cyanoesters and method of making same
JPH0327364U (da) * 1989-07-26 1991-03-19
DK0623575T3 (da) * 1993-04-27 1999-07-26 Solvay Fluor & Derivate Fremgangsmåde til fremstilling af ketoner
DE4407494A1 (de) * 1994-03-07 1995-09-14 Basf Ag Verfahren zur katalytischen Abspaltung von Carbonsäureester- und Acylgruppen aus organischen Verbindungen
CN1321963C (zh) * 2004-12-01 2007-06-20 大连绿源药业有限责任公司 制备3,3-二甲基-2-戊酮的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2663737A (en) * 1951-08-07 1953-12-22 Du Pont Substituted phosphacyclopentene oxides and process of preparing them
US2663739A (en) * 1951-08-07 1953-12-22 Du Pont Substituted phosphacyclopentane oxides and process of preparing them
US3816524A (en) * 1972-08-31 1974-06-11 Dow Chemical Co Extraction of carboxylic acids from dilute aqueous solutions

Also Published As

Publication number Publication date
US4276225A (en) 1981-06-30
NL7709287A (nl) 1978-02-28
BE858138A (fr) 1978-02-27
IL52802A0 (en) 1977-10-31
ATA619077A (de) 1979-04-15
CH628015A5 (de) 1982-02-15
BR7705653A (pt) 1978-06-06
GB1539834A (en) 1979-02-07
IL52802A (en) 1980-06-30
FR2362818A1 (fr) 1978-03-24
JPS5328110A (en) 1978-03-16
AT353243B (de) 1979-11-12
FR2362818B1 (da) 1984-04-06
DE2638453A1 (de) 1978-03-02

Similar Documents

Publication Publication Date Title
DK59077A (da) Fremgangsmade til fremstilling af hidtil ukendte carboxyalkylacylaminosyrer
DK347077A (da) Fremgangsmade til fremstilling af d (-)-3-hydroxysmorsyre
DK156575C (da) Fremgangsmaade til fremstilling af 3-hydroxy-3-cephem- eller 3-oxo-cepham-carboxylsyrederivater
DK129477A (da) Fremgangsmade til fremstilling af alkyloximderivater af 7-aminothiazolylacetamidocephalosporansyre
DK261877A (da) Fremgangsmade til fremstilling af antibakterielt virksomme carboxylsyreestere
DK377777A (da) Fremgangsmaade til fremstilling af vinylsubstituerede cyclopropancarboxylsyreestere
DK136479A (da) 17beta-thiocarboxylsyreestere af 4-halogen-3-oxoandrost-4-enethioetiansyrederivater r
DK23677A (da) Fremgangsmade til fremstilling af oximderivater af 7-aminothiazolyl-acetamidocephalosporansyre
DK206677A (da) Fremgangsmade til fremstilling af 12-azaprostansyrer
DK153978A (da) Fremgangsmaade til fremstilling af oxalsyreestere
DK345376A (da) Substituerede alfa-aryloxycarboxylsyreestere
DK446277A (da) Fremgangsmaade til fremstilling af orthoeddikesyrealkylestere
DK204878A (da) Femgangsmaade til fremstilling af substituerede vinylcyclopropancarboxylsyrebenzylestere
DK12477A (da) Fremgangsmade til fremstilling af 7-aminothiazolylacetamidocephalosporansyrederivater
DK150379A (da) Fremgangsmaade til fremstilling af carboxylsyreanhydrider
DK377677A (da) Fremgangsmaade til devarbalkoxylering af carboxylsyreestere
DK72577A (da) Carboxylsyreestere fremgangsmade til fremstilling deraf og anvendelsen deraf
DK369677A (da) Fremgangsmaade til fremstilling af oximderivater af 3-carbamoyloxymethyl-7-aminothiazolylacetamidocephalosponsyre
DK146277A (da) Fremgangsmade til fremstilling af 2-chlornicotinsyre
DK524977A (da) Fremgangsmaade til fremstilling af 6-aminopencillansyre
DK159771C (da) Fremgangsmaade til fremstillingen af cyklopropancarboxylsyreestere
DK86277A (da) Fremgangsmade til fremstilling af clavulamsyrederivater
DK517977A (da) Fremgangsmaade til fremstilling af phenylalkylcarboxylsyrer
DK284777A (da) Fremgangsmade til fremstilling af 7alfamethoxy-cephalosporansyre-derivater
DK155001C (da) Fremgangsmaade til fremstilling af umaettede carboxylsyrer

Legal Events

Date Code Title Description
ATS Application withdrawn