CH574927A5 - - Google Patents
Info
- Publication number
- CH574927A5 CH574927A5 CH978572A CH978572A CH574927A5 CH 574927 A5 CH574927 A5 CH 574927A5 CH 978572 A CH978572 A CH 978572A CH 978572 A CH978572 A CH 978572A CH 574927 A5 CH574927 A5 CH 574927A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/56—Ring systems containing three or more rings
- C07D209/80—[b, c]- or [b, d]-condensed
- C07D209/82—Carbazoles; Hydrogenated carbazoles
- C07D209/86—Carbazoles; Hydrogenated carbazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the ring system
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712132961 DE2132961C3 (en) | 1971-07-02 | 1971-07-02 | Process for the preparation of N-alkyte carbazoles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH574927A5 true CH574927A5 (en) | 1976-04-30 |
Family
ID=5812492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH978572A CH574927A5 (en) | 1971-07-02 | 1972-06-29 |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH574927A5 (en) |
| DE (1) | DE2132961C3 (en) |
| GB (1) | GB1338885A (en) |
| IT (1) | IT963103B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4324707C1 (en) * | 1993-07-23 | 1994-08-25 | Cassella Ag | Process for the preparation of N-ethylcarbazole |
| US8604219B2 (en) | 2009-08-24 | 2013-12-10 | Keki Hormusji Gharda | Method for synthesis of N-alkyl carbazole and derivatives thereof |
| CN115746202B (en) * | 2022-11-07 | 2023-10-13 | 滁州康华电子材料有限公司 | Water treatment agent and preparation method thereof |
| CN116943662B (en) * | 2023-06-13 | 2024-02-20 | 北京海望氢能科技有限公司 | Heterogeneous catalyst and preparation method and application thereof |
-
1971
- 1971-07-02 DE DE19712132961 patent/DE2132961C3/en not_active Expired
-
1972
- 1972-06-29 GB GB3051672A patent/GB1338885A/en not_active Expired
- 1972-06-29 CH CH978572A patent/CH574927A5/xx not_active IP Right Cessation
- 1972-06-30 IT IT2648372A patent/IT963103B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| GB1338885A (en) | 1973-11-28 |
| DE2132961B2 (en) | 1975-03-06 |
| DE2132961A1 (en) | 1973-01-11 |
| DE2132961C3 (en) | 1975-10-23 |
| IT963103B (en) | 1974-01-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |