DE2261751C3 - Verfahren zur Herstellung von Cyclohexandionen-(1,3) - Google Patents
Verfahren zur Herstellung von Cyclohexandionen-(1,3)Info
- Publication number
- DE2261751C3 DE2261751C3 DE2261751A DE2261751A DE2261751C3 DE 2261751 C3 DE2261751 C3 DE 2261751C3 DE 2261751 A DE2261751 A DE 2261751A DE 2261751 A DE2261751 A DE 2261751A DE 2261751 C3 DE2261751 C3 DE 2261751C3
- Authority
- DE
- Germany
- Prior art keywords
- solvent
- general formula
- dmf
- isomerization
- cyclohexanedione
- Prior art date
- 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.)
- Expired
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
- C07C45/56—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds
- C07C45/57—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom
- C07C45/60—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom in six-membered rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pyrane Compounds (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2261751A DE2261751C3 (de) | 1972-12-16 | 1972-12-16 | Verfahren zur Herstellung von Cyclohexandionen-(1,3) |
CA187,723A CA1052823A (en) | 1972-12-16 | 1973-12-07 | Process for the preparation of cyclohexanediones-(1,3) |
NL7316928A NL7316928A (US06811534-20041102-M00003.png) | 1972-12-16 | 1973-12-11 | |
CH1735773A CH611867A5 (US06811534-20041102-M00003.png) | 1972-12-16 | 1973-12-12 | |
IT2993/73A IT1001411B (it) | 1972-12-16 | 1973-12-13 | Processo per la produzione di cicloesandioni 1 . 3 |
US05/424,308 US3932510A (en) | 1972-12-16 | 1973-12-13 | Process for the preparation of cyclohexanediones-(1,3) |
FR7344753A FR2210600B1 (US06811534-20041102-M00003.png) | 1972-12-16 | 1973-12-14 | |
JP48138885A JPS4987649A (US06811534-20041102-M00003.png) | 1972-12-16 | 1973-12-14 | |
GB5837073A GB1458980A (en) | 1972-12-16 | 1973-12-17 | Process for the preparation of cyclohexanediones-1,3 |
BE138955A BE808733A (fr) | 1972-12-16 | 1973-12-17 | Procede de preparation de cyclohexane-diones-1,3 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2261751A DE2261751C3 (de) | 1972-12-16 | 1972-12-16 | Verfahren zur Herstellung von Cyclohexandionen-(1,3) |
Publications (3)
Publication Number | Publication Date |
---|---|
DE2261751A1 DE2261751A1 (de) | 1974-06-20 |
DE2261751B2 DE2261751B2 (de) | 1980-12-04 |
DE2261751C3 true DE2261751C3 (de) | 1981-12-24 |
Family
ID=5864636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2261751A Expired DE2261751C3 (de) | 1972-12-16 | 1972-12-16 | Verfahren zur Herstellung von Cyclohexandionen-(1,3) |
Country Status (10)
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2450086C3 (de) * | 1974-10-22 | 1981-10-08 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von Resorcinen aus δ -Ketocarbonsäuren oder ihren Lactonen |
DE2504930C2 (de) * | 1975-02-06 | 1983-02-10 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von 2,6,6- Trimethyl-cyclohex-2-en-1-on |
DE2533920C2 (de) * | 1975-07-30 | 1982-12-09 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von Resorcinen |
US4371711A (en) * | 1979-05-30 | 1983-02-01 | Sumitomo Chemical Company, Limited | Process for producing 4-hydroxycyclopentenones |
US4701539A (en) * | 1979-11-01 | 1987-10-20 | Fmc Corporation | 3,4-dihydro-4,4-dimethyl-2H-pyran-2-one, an insecticide intermediate |
US4347386A (en) * | 1980-04-30 | 1982-08-31 | Sumitomo Chemical Company, Limited | Process for preparing cyclopentenolones |
US4398043A (en) * | 1980-12-10 | 1983-08-09 | Sumitomo Chemical Company, Limited | Process for preparing cyclopentenolones |
EP0065708A3 (de) * | 1981-05-21 | 1983-01-26 | Lonza Ag | Verfahren zur Herstellung von Dimedon |
US5744648A (en) * | 1996-08-01 | 1998-04-28 | Hoechst Celanese Corporation | Process for the manufacture of 1, 3-cyclohexanedione |
AU2003203479B2 (en) | 2002-04-09 | 2005-10-06 | Syngenta Participations Ag | Process for the preparation of bicyclic diketone salts |
AU2003203482B2 (en) * | 2002-04-09 | 2005-06-02 | Syngenta Participations Ag | Process for the preparation of cyclic diketones |
EP1491951A3 (en) * | 2003-06-09 | 2010-03-31 | FUJIFILM Corporation | Positive-working resist composition |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2510364A (en) * | 1948-01-16 | 1950-06-06 | Goodrich Co B F | Reaction of beta-lactones with organic magnesium halides |
GB1198425A (en) * | 1967-06-02 | 1970-07-15 | Bp Chem Int Ltd | Production of Caprolactam |
US3652596A (en) * | 1967-12-04 | 1972-03-28 | Syntex Corp | Production of unsaturated carbocyclic ketones |
-
1972
- 1972-12-16 DE DE2261751A patent/DE2261751C3/de not_active Expired
-
1973
- 1973-12-07 CA CA187,723A patent/CA1052823A/en not_active Expired
- 1973-12-11 NL NL7316928A patent/NL7316928A/xx not_active Application Discontinuation
- 1973-12-12 CH CH1735773A patent/CH611867A5/xx not_active IP Right Cessation
- 1973-12-13 IT IT2993/73A patent/IT1001411B/it active
- 1973-12-13 US US05/424,308 patent/US3932510A/en not_active Expired - Lifetime
- 1973-12-14 FR FR7344753A patent/FR2210600B1/fr not_active Expired
- 1973-12-14 JP JP48138885A patent/JPS4987649A/ja active Pending
- 1973-12-17 GB GB5837073A patent/GB1458980A/en not_active Expired
- 1973-12-17 BE BE138955A patent/BE808733A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
GB1458980A (en) | 1976-12-22 |
NL7316928A (US06811534-20041102-M00003.png) | 1974-06-18 |
FR2210600A1 (US06811534-20041102-M00003.png) | 1974-07-12 |
DE2261751A1 (de) | 1974-06-20 |
CA1052823A (en) | 1979-04-17 |
US3932510A (en) | 1976-01-13 |
BE808733A (fr) | 1974-06-17 |
DE2261751B2 (de) | 1980-12-04 |
JPS4987649A (US06811534-20041102-M00003.png) | 1974-08-22 |
IT1001411B (it) | 1976-04-20 |
CH611867A5 (US06811534-20041102-M00003.png) | 1979-06-29 |
FR2210600B1 (US06811534-20041102-M00003.png) | 1977-08-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OD | Request for examination | ||
C3 | Grant after two publication steps (3rd publication) | ||
8339 | Ceased/non-payment of the annual fee |