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 obtenusInfo
- 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
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)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
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)
Families Citing this family (2)
| 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 |
-
0
- BE BE793720D patent/BE793720A/xx unknown
-
1973
- 1973-01-04 FR FR7300257A patent/FR2181651B1/fr not_active Expired
- 1973-01-05 GB GB81573A patent/GB1399561A/en not_active Expired
- 1973-01-05 NL NL7300157A patent/NL7300157A/xx unknown
- 1973-01-08 CH CH1195774A patent/CH567021A5/xx not_active IP Right Cessation
- 1973-01-08 DE DE19732300638 patent/DE2300638A1/de active Pending
- 1973-01-08 CH CH1195674A patent/CH565744A5/xx not_active IP Right Cessation
- 1973-01-08 CH CH14873A patent/CH565743A5/xx not_active IP Right Cessation
- 1973-01-08 DE DE2325429*A patent/DE2325429A1/de active Pending
- 1973-12-17 FR FR7345063A patent/FR2208900B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2208900B1 (US06521211-20030218-C00004.png) | 1978-01-20 |
| NL7300157A (US06521211-20030218-C00004.png) | 1973-07-10 |
| FR2181651A1 (US06521211-20030218-C00004.png) | 1973-12-07 |
| GB1399561A (en) | 1975-07-02 |
| DE2325429A1 (de) | 1973-11-08 |
| CH567021A5 (US06521211-20030218-C00004.png) | 1975-09-30 |
| DE2300638A1 (de) | 1973-08-09 |
| CH565743A5 (US06521211-20030218-C00004.png) | 1975-08-29 |
| FR2181651B1 (US06521211-20030218-C00004.png) | 1977-02-04 |
| CH565744A5 (US06521211-20030218-C00004.png) | 1975-08-29 |
| FR2208900A1 (US06521211-20030218-C00004.png) | 1974-06-28 |
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