EP0912481A4 - - Google Patents
Info
- Publication number
- EP0912481A4 EP0912481A4 EP96920484A EP96920484A EP0912481A4 EP 0912481 A4 EP0912481 A4 EP 0912481A4 EP 96920484 A EP96920484 A EP 96920484A EP 96920484 A EP96920484 A EP 96920484A EP 0912481 A4 EP0912481 A4 EP 0912481A4
- Authority
- EP
- European Patent Office
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/587—Unsaturated compounds containing a keto groups being part of a ring
- C07C49/657—Unsaturated compounds containing a keto groups being part of a ring containing six-membered aromatic rings
- C07C49/665—Unsaturated compounds containing a keto groups being part of a ring containing six-membered aromatic rings a keto group being part of a condensed ring system
- C07C49/675—Unsaturated compounds containing a keto groups being part of a ring containing six-membered aromatic rings a keto group being part of a condensed ring system having three 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 |
|---|---|---|---|
| PCT/US1996/007694 WO1997045393A1 (en) | 1996-05-24 | 1996-05-24 | Process for making fluorenones |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0912481A1 EP0912481A1 (en) | 1999-05-06 |
| EP0912481A4 true EP0912481A4 (en) | 1999-05-19 |
Family
ID=22255163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP96920484A Withdrawn EP0912481A1 (en) | 1996-05-24 | 1996-05-24 | Process for making fluorenones |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0912481A1 (en) |
| CA (1) | CA2253746A1 (en) |
| WO (1) | WO1997045393A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100422128C (en) * | 2006-11-28 | 2008-10-01 | 山西大学 | Oxidation preparation method for 9- fluorenone compound from fluorine compound |
| CA2720038C (en) | 2008-03-31 | 2017-06-13 | Council Of Scientific & Industrial Research | Novel donor-acceptor fluorene scaffolds: a process and uses thereof |
| CN103819347A (en) * | 2014-03-01 | 2014-05-28 | 张家港威胜生物医药有限公司 | Synthetic method of 2,7-diaminofluorene |
| CN118043300A (en) * | 2021-10-01 | 2024-05-14 | 三菱瓦斯化学株式会社 | Process for producing fluorenone |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54144348A (en) * | 1978-04-28 | 1979-11-10 | Kawaken Fine Chem Co Ltd | Preparation of ketone derivative |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3875237A (en) * | 1974-03-21 | 1975-04-01 | Gen Electric | Preparation of fluorenone |
| US4009151A (en) * | 1974-08-01 | 1977-02-22 | Xerox Corporation | Polymers of 2-vinyl-fluorenone and derivatives thereof |
| DE2704648C2 (en) * | 1977-02-04 | 1981-10-08 | Rütgerswerke AG, 6000 Frankfurt | Process for the production of pure fluorenone by catalytic oxidation of fluorene |
| US4297514A (en) * | 1978-12-26 | 1981-10-27 | The Dow Chemical Company | Method of oxidizing compounds having activated methylene radicals |
-
1996
- 1996-05-24 CA CA002253746A patent/CA2253746A1/en not_active Abandoned
- 1996-05-24 EP EP96920484A patent/EP0912481A1/en not_active Withdrawn
- 1996-05-24 WO PCT/US1996/007694 patent/WO1997045393A1/en not_active Application Discontinuation
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54144348A (en) * | 1978-04-28 | 1979-11-10 | Kawaken Fine Chem Co Ltd | Preparation of ketone derivative |
Non-Patent Citations (4)
| Title |
|---|
| CHEMICAL ABSTRACTS, vol. 092, no. 25, 23 June 1980, Columbus, Ohio, US; abstract no. 215069, HIIRO T ET AL: "Aromatic and heterocyclic ketone derivatives" XP002097769 * |
| CHEMICAL ABSTRACTS, vol. 55, no. 5, 6 March 1961, Columbus, Ohio, US; abstract no. 4449f, KINOSHITA K ET AL: "Aerial oxidation of fluorene in the liquid phase. I. The effect of alkali and pyridine" page 4449; column 1; XP002097770 * |
| NIPPON KAGAKU ZASSHI, vol. 80, 1959, pages 206 - 208 * |
| See also references of WO9745393A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1997045393A1 (en) | 1997-12-04 |
| EP0912481A1 (en) | 1999-05-06 |
| CA2253746A1 (en) | 1997-12-04 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| 17P | Request for examination filed |
Effective date: 19981014 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE DE FR GB IT NL |
|
| A4 | Supplementary search report drawn up and despatched |
Effective date: 19990408 |
|
| AK | Designated contracting states |
Kind code of ref document: A4 Designated state(s): AT BE DE FR GB IT NL |
|
| 17Q | First examination report despatched |
Effective date: 20000516 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
| 18D | Application deemed to be withdrawn |
Effective date: 20000927 |