BE882850A - Composes polycycliques et procede pour leur preparation - Google Patents
Composes polycycliques et procede pour leur preparationInfo
- Publication number
- BE882850A BE882850A BE0/200276A BE200276A BE882850A BE 882850 A BE882850 A BE 882850A BE 0/200276 A BE0/200276 A BE 0/200276A BE 200276 A BE200276 A BE 200276A BE 882850 A BE882850 A BE 882850A
- Authority
- BE
- Belgium
- Prior art keywords
- preparation
- polycyclic compounds
- polycyclic
- compounds
- Prior art date
Links
- 150000001875 compounds Chemical class 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
- C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
- C07D493/08—Bridged systems
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)
- Epoxy Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH375179A CH646172A5 (en) | 1979-04-20 | 1979-04-20 | 1,2,3,4,9,10-Hexahydro-5,8-dihydroxy-2,3-dimethylene-1,4-epoxyanth racene, its dimethyl ether and their preparation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE882850A true BE882850A (fr) | 1980-10-20 |
Family
ID=4262706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE0/200276A BE882850A (fr) | 1979-04-20 | 1980-04-18 | Composes polycycliques et procede pour leur preparation |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS55141430A (fr) |
| AT (1) | AT374167B (fr) |
| BE (1) | BE882850A (fr) |
| CH (3) | CH646172A5 (fr) |
-
1979
- 1979-04-20 CH CH375179A patent/CH646172A5/de not_active IP Right Cessation
-
1980
- 1980-04-18 BE BE0/200276A patent/BE882850A/fr not_active IP Right Cessation
- 1980-04-18 JP JP5058080A patent/JPS55141430A/ja active Pending
- 1980-04-18 AT AT211380A patent/AT374167B/de not_active IP Right Cessation
-
1983
- 1983-07-13 CH CH385483A patent/CH646433A5/de not_active IP Right Cessation
- 1983-09-12 CH CH496283A patent/CH646409A5/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH646172A5 (en) | 1984-11-15 |
| AT374167B (de) | 1984-03-26 |
| CH646409A5 (en) | 1984-11-30 |
| ATA211380A (de) | 1983-08-15 |
| JPS55141430A (en) | 1980-11-05 |
| CH646433A5 (en) | 1984-11-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: F. HOFFMANN-LA ROCHE & CIE S.A. Effective date: 19900430 |