BE793720A - Procede de preparation de composes a partir de la 2,8-dioxabicyclo (3.3.0)-octane-3,7-dione et produits chimiques ainsi obtenus - Google Patents

Procede de preparation de composes a partir de la 2,8-dioxabicyclo (3.3.0)-octane-3,7-dione et produits chimiques ainsi obtenus

Info

Publication number
BE793720A
BE793720A BE793720DA BE793720A BE 793720 A BE793720 A BE 793720A BE 793720D A BE793720D A BE 793720DA BE 793720 A BE793720 A BE 793720A
Authority
BE
Belgium
Prior art keywords
dioxabicyclo
dione
octane
compounds
preparation
Prior art date
Application number
Other languages
English (en)
Original Assignee
Made Labor Sa
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.)
Publication date
Priority claimed from ES398690A external-priority patent/ES398690A1/es
Priority claimed from ES398744A external-priority patent/ES398744A1/es
Priority claimed from ES408831A external-priority patent/ES408831A1/es
Publication of BE793720A publication Critical patent/BE793720A/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
    • C07C67/317—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups
    • C07C67/327—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups by elimination of functional groups containing oxygen only in singly bound form

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
BE793720D 1972-01-08 Procede de preparation de composes a partir de la 2,8-dioxabicyclo (3.3.0)-octane-3,7-dione et produits chimiques ainsi obtenus BE793720A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ES398690A ES398690A1 (es) 1972-01-08 1972-01-08 Un procedimiento para la preparacion de 3-dimetoximetilglu-tarato de metilo y su derivado de amonolisis, 3-dimetoxime- tiglutaramida.
ES398744A ES398744A1 (es) 1972-01-11 1972-01-11 Un procedimiento para la preparacion de 3-metoximetilenglu-tarato de metilo y su derivado de amonolisis, 3-metoximeti- lenglutaramida.
ES408831A ES408831A1 (es) 1972-11-21 1972-11-21 Un nuevo procedimiento de obtencion de la 2,8-dioxabiciclo (3.3.0) octano-3,7-diona.

Publications (1)

Publication Number Publication Date
BE793720A true BE793720A (fr) 1973-05-02

Family

ID=27240736

Family Applications (1)

Application Number Title Priority Date Filing Date
BE793720D BE793720A (fr) 1972-01-08 Procede de preparation de composes a partir de la 2,8-dioxabicyclo (3.3.0)-octane-3,7-dione et produits chimiques ainsi obtenus

Country Status (6)

Country Link
BE (1) BE793720A (fr)
CH (3) CH565744A5 (fr)
DE (2) DE2300638A1 (fr)
FR (2) FR2181651B1 (fr)
GB (1) GB1399561A (fr)
NL (1) NL7300157A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4812593A (en) * 1986-08-27 1989-03-14 Basf Aktiengesellschaft Preparation of bifunctional compounds
DE3805758A1 (de) * 1988-02-24 1989-09-07 Basf Ag Kondensierte heterocyclische verbindungen und deren verwendung

Also Published As

Publication number Publication date
NL7300157A (fr) 1973-07-10
CH565744A5 (fr) 1975-08-29
DE2300638A1 (de) 1973-08-09
GB1399561A (en) 1975-07-02
FR2181651A1 (fr) 1973-12-07
FR2208900A1 (fr) 1974-06-28
FR2181651B1 (fr) 1977-02-04
CH567021A5 (fr) 1975-09-30
DE2325429A1 (de) 1973-11-08
CH565743A5 (fr) 1975-08-29
FR2208900B1 (fr) 1978-01-20

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