BE693042A - - Google Patents
Info
- Publication number
- BE693042A BE693042A BE693042DA BE693042A BE 693042 A BE693042 A BE 693042A BE 693042D A BE693042D A BE 693042DA BE 693042 A BE693042 A BE 693042A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/72—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 spiro-condensed with carbocyclic rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR47305A FR1481978A (fr) | 1966-01-26 | 1966-01-26 | Nouveaux composés optiquement actifs et procédé pour leur utilisation au dédoublement de produits racémiques |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE693042A true BE693042A (OSRAM) | 1967-07-24 |
Family
ID=8599782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE693042D BE693042A (OSRAM) | 1966-01-26 | 1967-01-23 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3499929A (OSRAM) |
| BE (1) | BE693042A (OSRAM) |
| CH (1) | CH475189A (OSRAM) |
| FR (1) | FR1481978A (OSRAM) |
| GB (1) | GB1104126A (OSRAM) |
| IL (1) | IL27285A (OSRAM) |
| NL (2) | NL6700966A (OSRAM) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1506347A (fr) * | 1966-07-27 | 1967-12-22 | Roussel Uclaf | Nouveaux composés optiquement actifs, de structure bicyclique, et procédé de préparation |
-
0
- NL NL128179D patent/NL128179C/xx active
-
1966
- 1966-01-26 FR FR47305A patent/FR1481978A/fr not_active Expired
-
1967
- 1967-01-19 US US610219A patent/US3499929A/en not_active Expired - Lifetime
- 1967-01-20 IL IL27285A patent/IL27285A/xx unknown
- 1967-01-20 NL NL6700966A patent/NL6700966A/xx unknown
- 1967-01-23 BE BE693042D patent/BE693042A/xx not_active IP Right Cessation
- 1967-01-24 GB GB3449/67A patent/GB1104126A/en not_active Expired
- 1967-01-24 CH CH98867A patent/CH475189A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH475189A (fr) | 1969-07-15 |
| US3499929A (en) | 1970-03-10 |
| GB1104126A (en) | 1968-02-21 |
| IL27285A (en) | 1971-01-28 |
| NL6700966A (OSRAM) | 1967-07-27 |
| FR1481978A (fr) | 1967-05-26 |
| NL128179C (OSRAM) |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE20 | Patent expired |
Owner name: ROUSSEL-UCLAF Effective date: 19870123 |