BE844739A - Procede de preparation de cyclohexane-diones-1,3 - Google Patents
Procede de preparation de cyclohexane-diones-1,3Info
- Publication number
- BE844739A BE844739A BE169431A BE169431A BE844739A BE 844739 A BE844739 A BE 844739A BE 169431 A BE169431 A BE 169431A BE 169431 A BE169431 A BE 169431A BE 844739 A BE844739 A BE 844739A
- Authority
- BE
- Belgium
- Prior art keywords
- diones
- cyclohexane
- preparation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
- C07C45/455—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation with carboxylic acids or their derivatives
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2533919A DE2533919C3 (de) | 1975-07-30 | 1975-07-30 | Verfahren zur Herstellung von CyclohexandioneM 1.3) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE844739A true BE844739A (fr) | 1977-01-31 |
Family
ID=5952744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE169431A BE844739A (fr) | 1975-07-30 | 1976-07-30 | Procede de preparation de cyclohexane-diones-1,3 |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4028417A (fr) |
| JP (1) | JPS609490B2 (fr) |
| BE (1) | BE844739A (fr) |
| BR (1) | BR7604981A (fr) |
| CA (1) | CA1070327A (fr) |
| CH (1) | CH620666A5 (fr) |
| DE (1) | DE2533919C3 (fr) |
| FR (1) | FR2319615A1 (fr) |
| GB (1) | GB1485610A (fr) |
| IT (1) | IT1064754B (fr) |
| MX (1) | MX144201A (fr) |
| NL (1) | NL7608194A (fr) |
| ZA (1) | ZA764582B (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3112056A1 (de) * | 1981-03-27 | 1982-10-07 | Basf Ag, 6700 Ludwigshafen | Verbessertes verfahren zur herstellung von cyclohexan-1,3-dionen sowie einige neue bicyclische cyclohexan-1,3-dione |
| CH653665A5 (de) * | 1981-05-27 | 1986-01-15 | Lonza Ag | Verfahren zur herstellung von dimedon. |
| US4399310A (en) * | 1981-09-18 | 1983-08-16 | Koppers Company, Inc. | Preparation of 1,3-cyclic diones by vapor phase cyclization of delta-keto carboxylic acid esters utilizing carrier condensable under ambient conditions |
| US5457236A (en) * | 1994-03-07 | 1995-10-10 | Henkel Corporation | Process for the production of beta-diketone |
| US5744648A (en) * | 1996-08-01 | 1998-04-28 | Hoechst Celanese Corporation | Process for the manufacture of 1, 3-cyclohexanedione |
| CN112028755B (zh) * | 2020-09-24 | 2022-05-24 | 山东亘元生物科技有限公司 | 一种制备1,3环己二酮的方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2218026A (en) * | 1936-06-25 | 1940-10-15 | Du Pont | Organic condensation |
| US2158071A (en) * | 1936-06-25 | 1939-05-16 | Du Pont | Ester condensations |
| GB1136496A (en) * | 1966-06-17 | 1968-12-11 | Akad Wissenschaften Ddr | Process for the preparation of cycloalkane-1,3-diones |
| DE2245270C3 (de) * | 1972-09-15 | 1979-09-13 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von Cyclohexandionen-0,3) |
| NL174940C (nl) * | 1973-03-14 | 1984-09-03 | Stamicarbon | Werkwijze voor de bereiding van cyclohexaan-1,3-dion en alkylgesubstitueerde derivaten hiervan. |
| NL174939C (nl) * | 1973-03-14 | 1984-09-03 | Stamicarbon | Werkwijze voor de bereiding van resorcinol en alkylgesubstitueerde derivaten hiervan. |
| JPS577122B2 (fr) * | 1973-12-24 | 1982-02-09 |
-
1975
- 1975-07-30 DE DE2533919A patent/DE2533919C3/de not_active Expired
-
1976
- 1976-07-23 NL NL7608194A patent/NL7608194A/xx not_active Application Discontinuation
- 1976-07-27 CH CH961176A patent/CH620666A5/de not_active IP Right Cessation
- 1976-07-28 US US05/709,290 patent/US4028417A/en not_active Expired - Lifetime
- 1976-07-28 IT IT25797/76A patent/IT1064754B/it active
- 1976-07-29 JP JP51089752A patent/JPS609490B2/ja not_active Expired
- 1976-07-29 CA CA258,123A patent/CA1070327A/fr not_active Expired
- 1976-07-30 FR FR7623350A patent/FR2319615A1/fr active Granted
- 1976-07-30 GB GB31901/76A patent/GB1485610A/en not_active Expired
- 1976-07-30 MX MX165740A patent/MX144201A/es unknown
- 1976-07-30 ZA ZA764582A patent/ZA764582B/xx unknown
- 1976-07-30 BE BE169431A patent/BE844739A/fr not_active IP Right Cessation
- 1976-07-30 BR BR7604981A patent/BR7604981A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL7608194A (nl) | 1977-02-01 |
| DE2533919B2 (de) | 1980-01-24 |
| JPS5217446A (en) | 1977-02-09 |
| MX144201A (es) | 1981-09-10 |
| DE2533919A1 (de) | 1977-02-17 |
| JPS609490B2 (ja) | 1985-03-11 |
| DE2533919C3 (de) | 1980-09-18 |
| ZA764582B (en) | 1977-07-27 |
| CA1070327A (fr) | 1980-01-22 |
| FR2319615B1 (fr) | 1980-04-04 |
| FR2319615A1 (fr) | 1977-02-25 |
| IT1064754B (it) | 1985-02-25 |
| GB1485610A (en) | 1977-09-14 |
| CH620666A5 (fr) | 1980-12-15 |
| US4028417A (en) | 1977-06-07 |
| BR7604981A (pt) | 1977-08-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: HOECHST A.G. Effective date: 19850731 |