DK139301B - Analogifremgangsmåde til fremstilling af 5,5,7,7-tetramethylfuro(3,4-e)as-triaziner. - Google Patents
Analogifremgangsmåde til fremstilling af 5,5,7,7-tetramethylfuro(3,4-e)as-triaziner.Info
- Publication number
- DK139301B DK139301B DK172775AA DK172775A DK139301B DK 139301 B DK139301 B DK 139301B DK 172775A A DK172775A A DK 172775AA DK 172775 A DK172775 A DK 172775A DK 139301 B DK139301 B DK 139301B
- Authority
- DK
- Denmark
- Prior art keywords
- tetramethylfuro
- triazines
- preparation
- analogous process
- analogous
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/04—Ortho-condensed systems
- C07D491/044—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring
- C07D491/048—Ortho-condensed systems with only one oxygen atom as ring hetero atom in the oxygen-containing ring the oxygen-containing ring being five-membered
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US46575974A | 1974-05-01 | 1974-05-01 | |
| US49657874A | 1974-08-12 | 1974-08-12 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK172775A DK172775A (US08080257-20111220-C00005.png) | 1975-11-02 |
| DK139301B true DK139301B (da) | 1979-01-29 |
| DK139301C DK139301C (US08080257-20111220-C00005.png) | 1979-07-02 |
Family
ID=27041399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK172775AA DK139301B (da) | 1974-05-01 | 1975-04-22 | Analogifremgangsmåde til fremstilling af 5,5,7,7-tetramethylfuro(3,4-e)as-triaziner. |
Country Status (18)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI62837C (fi) * | 1977-03-18 | 1983-03-10 | Sandoz Ag | Foerfarande foer framstaellning av nya terapeutiskt anvaendbara pyrano(4,3-e)-as-triaziner och deras 4-oxider |
| CH644863A5 (de) * | 1978-02-03 | 1984-08-31 | Sandoz Ag | Aethanopyrano-(4,3-e)-as-triazine, ihre herstellung und diese enthaltende beruhigungs- und schlafeinleitungsmittel. |
-
1975
- 1975-04-22 FI FI751205A patent/FI57416C/fi not_active IP Right Cessation
- 1975-04-22 DK DK172775AA patent/DK139301B/da active IP Right Grant
- 1975-04-22 CH CH514275A patent/CH617435A5/de not_active IP Right Cessation
- 1975-04-23 SE SE7504692A patent/SE7504692L/xx unknown
- 1975-04-23 DE DE19752517994 patent/DE2517994A1/de not_active Withdrawn
- 1975-04-23 NO NO751455A patent/NO751455L/no unknown
- 1975-04-25 NL NL7504919A patent/NL7504919A/xx not_active Application Discontinuation
- 1975-04-28 GB GB17647/75A patent/GB1496709A/en not_active Expired
- 1975-04-29 IL IL47192A patent/IL47192A/xx unknown
- 1975-04-29 ES ES437214A patent/ES437214A1/es not_active Expired
- 1975-04-29 BE BE155916A patent/BE828548A/fr unknown
- 1975-04-29 HU HU75SA00002784A patent/HU171171B/hu unknown
- 1975-04-29 DD DD185757A patent/DD119792A5/xx unknown
- 1975-04-30 FR FR7513539A patent/FR2269347B1/fr not_active Expired
- 1975-04-30 AT AT332475A patent/AT357545B/de not_active IP Right Cessation
- 1975-04-30 CA CA225,868A patent/CA1033734A/en not_active Expired
- 1975-04-30 JP JP50051568A patent/JPS50149696A/ja active Pending
-
1976
- 1976-03-05 SU SU762331170A patent/SU588919A3/ru active
- 1976-12-16 ES ES454313A patent/ES454313A1/es not_active Expired
- 1976-12-16 ES ES454312A patent/ES454312A1/es not_active Expired
-
1977
- 1977-08-17 IL IL52763A patent/IL52763A0/xx unknown
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B1 | Patent granted (law 1993) |