IT1109289B - Procedimento per la ciclizzazione di esteri di acidi gammaclorocarbos silici - Google Patents
Procedimento per la ciclizzazione di esteri di acidi gammaclorocarbos siliciInfo
- Publication number
- IT1109289B IT1109289B IT51913/78A IT5191378A IT1109289B IT 1109289 B IT1109289 B IT 1109289B IT 51913/78 A IT51913/78 A IT 51913/78A IT 5191378 A IT5191378 A IT 5191378A IT 1109289 B IT1109289 B IT 1109289B
- Authority
- IT
- Italy
- Prior art keywords
- gammaclorocarbos
- cycling
- esters
- silic
- acids
- Prior art date
Links
- 239000002253 acid Substances 0.000 title 1
- 150000007513 acids Chemical class 0.000 title 1
- 230000001351 cycling effect Effects 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/74—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring
- C07C69/757—Esters of carboxylic acids having an esterified carboxyl group bound to a carbon atom of a ring other than a six-membered aromatic ring having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/02—Systems containing only non-condensed rings with a three-membered ring
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 |
|---|---|---|---|
| DE19772751133 DE2751133A1 (de) | 1977-11-16 | 1977-11-16 | Verfahren zum cyclisieren von gamma-chlorcarbonsaeureestern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7851913A0 IT7851913A0 (it) | 1978-11-15 |
| IT1109289B true IT1109289B (it) | 1985-12-16 |
Family
ID=6023826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT51913/78A IT1109289B (it) | 1977-11-16 | 1978-11-15 | Procedimento per la ciclizzazione di esteri di acidi gammaclorocarbos silici |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5479254A (fr) |
| BE (1) | BE872029A (fr) |
| DE (1) | DE2751133A1 (fr) |
| FR (1) | FR2409255A1 (fr) |
| GB (1) | GB2008110A (fr) |
| IL (1) | IL55932A0 (fr) |
| IT (1) | IT1109289B (fr) |
| NL (1) | NL7808602A (fr) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2941211C2 (de) * | 1979-10-11 | 1982-11-25 | Degussa Ag, 6000 Frankfurt | Verfahren zum gegebenenfalls kontinuierlichen Cyclisieren von γ-Chlorcarbonsäureestern |
| EP0031932B1 (fr) * | 1979-12-22 | 1987-07-01 | Hüls Troisdorf Aktiengesellschaft | Lactones substituées, dérivés d'acide pentanoique et procédé pour leur préparation |
| DE3537813C1 (de) * | 1985-10-24 | 1987-02-05 | Degussa | Verfahren zur Herstellung von 1-Methylcyclopropancarboxaldehyd |
| DE3538133A1 (de) * | 1985-10-26 | 1987-04-30 | Huels Chemische Werke Ag | Verfahren zur herstellung von reinen, chlorfreien cyclopropancarbonsaeureestern |
| GB8615313D0 (en) * | 1986-06-23 | 1986-07-30 | Ici Plc | Chemical process |
| CA2056840A1 (fr) * | 1990-12-17 | 1992-06-18 | Thomas Meul | Methode de preparation d'acide dimethylcyclopropanecarboxylique |
| DE4222497A1 (de) * | 1992-07-09 | 1994-01-13 | Huels Chemische Werke Ag | Verfahren zur Herstellung von chlorfreiem Cyclopropancarbonsäuremethylester |
| JP3140698B2 (ja) * | 1996-11-26 | 2001-03-05 | ダイセル化学工業株式会社 | 4−ヒドロキシ−2−ピロリジノンの製造方法ならびに精製方法 |
| US6252089B1 (en) | 1997-11-25 | 2001-06-26 | Daicel Chemical Industries, Ltd. | Method of producing 4-hydroxy-2-pyrrolidinone and method of purifying the same |
| US6552217B2 (en) | 2000-08-01 | 2003-04-22 | Eastman Chemical Company | Process for the preparation of alkyl 1-methylcyclopropanecarboxylate |
-
1977
- 1977-11-16 DE DE19772751133 patent/DE2751133A1/de active Pending
-
1978
- 1978-08-18 NL NL7808602A patent/NL7808602A/xx not_active Application Discontinuation
- 1978-11-08 GB GB7843736A patent/GB2008110A/en not_active Withdrawn
- 1978-11-10 FR FR7831874A patent/FR2409255A1/fr not_active Withdrawn
- 1978-11-14 IL IL55932A patent/IL55932A0/xx unknown
- 1978-11-14 JP JP13948078A patent/JPS5479254A/ja active Pending
- 1978-11-14 BE BE6046669A patent/BE872029A/fr unknown
- 1978-11-15 IT IT51913/78A patent/IT1109289B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| FR2409255A1 (fr) | 1979-06-15 |
| JPS5479254A (en) | 1979-06-25 |
| BE872029A (fr) | 1979-05-14 |
| IL55932A0 (en) | 1979-01-31 |
| GB2008110A (en) | 1979-05-31 |
| IT7851913A0 (it) | 1978-11-15 |
| NL7808602A (nl) | 1979-05-18 |
| DE2751133A1 (de) | 1979-05-17 |
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