BE608677A - Procédé de préparation de 1,3-dialcoylcyclobutènolones - Google Patents
Procédé de préparation de 1,3-dialcoylcyclobutènolonesInfo
- Publication number
- BE608677A BE608677A BE608677A BE608677A BE608677A BE 608677 A BE608677 A BE 608677A BE 608677 A BE608677 A BE 608677A BE 608677 A BE608677 A BE 608677A BE 608677 A BE608677 A BE 608677A
- Authority
- BE
- Belgium
- Prior art keywords
- dialkylcyclobutenolones
- preparing
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/385—Saturated compounds containing a keto group being part of a ring
- C07C49/403—Saturated compounds containing a keto group being part of a ring of a six-membered ring
- C07C49/407—Menthones
-
- 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
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/76—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton with the aid of ketenes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/04—Systems containing only non-condensed rings with a four-membered ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEW28657A DE1132128B (de) | 1960-09-30 | 1960-09-30 | Verfahren zur Herstellung von kristallisierten 1, 3-Dialkylcyclobutenolonen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE608677A true BE608677A (fr) | 1962-03-29 |
Family
ID=7599001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE608677A BE608677A (fr) | 1960-09-30 | 1961-09-29 | Procédé de préparation de 1,3-dialcoylcyclobutènolones |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE608677A (fr) |
| CH (1) | CH417556A (fr) |
| DE (1) | DE1132128B (fr) |
| GB (1) | GB994431A (fr) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2019983A (en) * | 1932-10-14 | 1935-11-05 | Carbide & Carbon Chem Corp | Preparation of diketene |
| DE1081455B (de) * | 1958-03-06 | 1960-05-12 | Wacker Chemie Gmbh | Verfahren zur kontinuierlichen Herstellung trimerer Aldoketene neben anderen polymeren Aldoketenen |
-
1960
- 1960-09-30 DE DEW28657A patent/DE1132128B/de active Pending
-
1961
- 1961-09-22 GB GB34094/61A patent/GB994431A/en not_active Expired
- 1961-09-29 BE BE608677A patent/BE608677A/fr unknown
- 1961-09-29 CH CH1132561A patent/CH417556A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB994431A (en) | 1965-06-10 |
| DE1132128B (de) | 1962-06-28 |
| CH417556A (de) | 1966-07-31 |
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