CH498828A - Verfahren zur Herstellung von Äthylenketalen von y-Ketocarbonsäureestern - Google Patents
Verfahren zur Herstellung von Äthylenketalen von y-KetocarbonsäureesternInfo
- Publication number
- CH498828A CH498828A CH607868A CH607868A CH498828A CH 498828 A CH498828 A CH 498828A CH 607868 A CH607868 A CH 607868A CH 607868 A CH607868 A CH 607868A CH 498828 A CH498828 A CH 498828A
- Authority
- CH
- Switzerland
- Prior art keywords
- ester
- ketocarboxylic acid
- ethylene
- ethyl
- ethylene glycol
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
- C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D317/30—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
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 |
|---|---|---|---|
| JP2677367 | 1967-04-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH498828A true CH498828A (de) | 1970-11-15 |
Family
ID=12202600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH607868A CH498828A (de) | 1967-04-25 | 1968-04-24 | Verfahren zur Herstellung von Äthylenketalen von y-Ketocarbonsäureestern |
Country Status (10)
| Country | Link |
|---|---|
| BE (1) | BE714139A (pt) |
| BR (1) | BR6898523D0 (pt) |
| CH (1) | CH498828A (pt) |
| CS (1) | CS162615B2 (pt) |
| DE (1) | DE1768268C3 (pt) |
| DK (1) | DK121126B (pt) |
| FR (1) | FR1560177A (pt) |
| GB (1) | GB1196202A (pt) |
| IL (1) | IL29862A (pt) |
| NL (1) | NL6805723A (pt) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010138907A1 (en) | 2009-05-29 | 2010-12-02 | Segetis Inc. | Solvent, solution, cleaning composition and methods |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103069343B (zh) * | 2010-08-12 | 2015-09-09 | 赛格提斯有限公司 | 羧基酯缩酮除去组合物、其制造方法及应用 |
| WO2014047428A1 (en) | 2012-09-21 | 2014-03-27 | Segetis, Inc. | Cleaning, surfactant, and personal care compositions |
| CN110922445A (zh) * | 2018-09-20 | 2020-03-27 | 天津金耀集团有限公司 | 一种制备孕甾16，17位缩酮的合成方法 |
-
1968
- 1968-04-22 IL IL29862A patent/IL29862A/en unknown
- 1968-04-23 BR BR198523/68A patent/BR6898523D0/pt unknown
- 1968-04-23 DK DK184868AA patent/DK121126B/da unknown
- 1968-04-23 NL NL6805723A patent/NL6805723A/xx unknown
- 1968-04-23 GB GB19219/68A patent/GB1196202A/en not_active Expired
- 1968-04-23 DE DE1768268A patent/DE1768268C3/de not_active Expired
- 1968-04-23 FR FR1560177D patent/FR1560177A/fr not_active Expired
- 1968-04-23 CS CS2997A patent/CS162615B2/cs unknown
- 1968-04-24 CH CH607868A patent/CH498828A/de not_active IP Right Cessation
- 1968-04-24 BE BE714139D patent/BE714139A/xx unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010138907A1 (en) | 2009-05-29 | 2010-12-02 | Segetis Inc. | Solvent, solution, cleaning composition and methods |
| EP2435552A1 (en) * | 2009-05-29 | 2012-04-04 | Segetis, Inc. | Solvent, solution, cleaning composition and methods |
| EP2435552A4 (en) * | 2009-05-29 | 2014-03-26 | Segetis Inc | SOLVENT, SOLUTION, CLEANING COMPOSITION AND METHODS |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1560177A (pt) | 1969-03-14 |
| DE1768268B2 (de) | 1973-04-05 |
| DK121126B (da) | 1971-09-13 |
| DE1768268A1 (de) | 1972-02-24 |
| GB1196202A (en) | 1970-06-24 |
| NL6805723A (pt) | 1968-10-28 |
| BE714139A (pt) | 1968-09-16 |
| IL29862A (en) | 1972-01-27 |
| CS162615B2 (pt) | 1975-07-15 |
| DE1768268C3 (de) | 1973-10-31 |
| IL29862A0 (en) | 1968-06-20 |
| BR6898523D0 (pt) | 1973-01-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |