BE856421A - Procede pour preparer des composes 2,5-bis-(benzoxazolyl)-thiophene - Google Patents
Procede pour preparer des composes 2,5-bis-(benzoxazolyl)-thiopheneInfo
- Publication number
- BE856421A BE856421A BE179031A BE179031A BE856421A BE 856421 A BE856421 A BE 856421A BE 179031 A BE179031 A BE 179031A BE 179031 A BE179031 A BE 179031A BE 856421 A BE856421 A BE 856421A
- Authority
- BE
- Belgium
- Prior art keywords
- benzoxazolyl
- bis
- preparing
- thiophene compounds
- thiophene
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
- C07D263/52—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems
- C07D263/54—Benzoxazoles; Hydrogenated benzoxazoles
- C07D263/56—Benzoxazoles; Hydrogenated benzoxazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
- C07D263/52—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems
- C07D263/62—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems having two or more ring systems containing condensed 1,3-oxazole rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH857476A CH622258A5 (en) | 1976-07-05 | 1976-07-05 | Process for the preparation of 2,5-bis-(benzoxazolyl)thiophene compounds |
Publications (1)
Publication Number | Publication Date |
---|---|
BE856421A true BE856421A (fr) | 1978-01-04 |
Family
ID=4342110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE179031A BE856421A (fr) | 1976-07-05 | 1977-07-04 | Procede pour preparer des composes 2,5-bis-(benzoxazolyl)-thiophene |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE856421A (fr) |
CH (1) | CH622258A5 (fr) |
-
1976
- 1976-07-05 CH CH857476A patent/CH622258A5/de not_active IP Right Cessation
-
1977
- 1977-07-04 BE BE179031A patent/BE856421A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CH622258A5 (en) | 1981-03-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: CIBA-GEIGY A.G. Effective date: 19950731 |