DK1318138T3 - Fremgangsmåde til fremstilling af dihydroxycarboxylsyreestere i fravær af oplösningsmidler - Google Patents
Fremgangsmåde til fremstilling af dihydroxycarboxylsyreestere i fravær af oplösningsmidlerInfo
- Publication number
- DK1318138T3 DK1318138T3 DK02025292T DK02025292T DK1318138T3 DK 1318138 T3 DK1318138 T3 DK 1318138T3 DK 02025292 T DK02025292 T DK 02025292T DK 02025292 T DK02025292 T DK 02025292T DK 1318138 T3 DK1318138 T3 DK 1318138T3
- Authority
- DK
- Denmark
- Prior art keywords
- absence
- solvent
- reaction
- ester
- acid esters
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D339/00—Heterocyclic compounds containing rings having two sulfur atoms as the only ring hetero atoms
- C07D339/02—Five-membered rings
- C07D339/04—Five-membered rings having the hetero atoms in positions 1 and 2, e.g. lipoic acid
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/31—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by introduction of functional groups containing oxygen only in singly bound form
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Compounds Containing Sulfur Atoms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10160149A DE10160149A1 (de) | 2001-12-07 | 2001-12-07 | Verfahren zur Herstellung von Dihydroxycarbonsäureestern in Abwesenheit von Lösungsmitteln |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK1318138T3 true DK1318138T3 (da) | 2004-10-25 |
Family
ID=7708371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK02025292T DK1318138T3 (da) | 2001-12-07 | 2002-11-13 | Fremgangsmåde til fremstilling af dihydroxycarboxylsyreestere i fravær af oplösningsmidler |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6620964B2 (da) |
| EP (1) | EP1318138B1 (da) |
| JP (1) | JP3863486B2 (da) |
| CN (1) | CN1422841A (da) |
| AT (1) | ATE277883T1 (da) |
| DE (2) | DE10160149A1 (da) |
| DK (1) | DK1318138T3 (da) |
| ES (1) | ES2229044T3 (da) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024058981A1 (en) | 2022-09-12 | 2024-03-21 | Ecolab Usa Inc. | Methods and compositions for lithium ore beneficiation |
| US20240100544A1 (en) | 2022-09-12 | 2024-03-28 | Ecolab Usa Inc. | Methods and compositions for lithium ore beneficiation |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4037440A1 (de) * | 1990-11-24 | 1992-05-27 | Basf Ag | Verfahren zur herstellung von (6s)-6,8-dihydroxyoctansaeureestern |
| DE19709069C2 (de) * | 1997-03-06 | 2000-04-06 | Asta Medica Ag | Enantiomerenreine 3-Hydroxyoctandisäurediester, Verfahren zur Herstellung derselben durch asymmetrische katalytische Hydrierung sowie Verfahren zur Herstellung von R-(+)- und S-(-)-alpha-Liponsäure |
-
2001
- 2001-12-07 DE DE10160149A patent/DE10160149A1/de not_active Withdrawn
-
2002
- 2002-11-13 ES ES02025292T patent/ES2229044T3/es not_active Expired - Lifetime
- 2002-11-13 DE DE50201156T patent/DE50201156D1/de not_active Expired - Fee Related
- 2002-11-13 AT AT02025292T patent/ATE277883T1/de not_active IP Right Cessation
- 2002-11-13 DK DK02025292T patent/DK1318138T3/da active
- 2002-11-13 EP EP02025292A patent/EP1318138B1/de not_active Expired - Lifetime
- 2002-12-02 US US10/307,333 patent/US6620964B2/en not_active Expired - Fee Related
- 2002-12-03 JP JP2002351365A patent/JP3863486B2/ja not_active Expired - Fee Related
- 2002-12-05 CN CN02155542A patent/CN1422841A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN1422841A (zh) | 2003-06-11 |
| JP2003192638A (ja) | 2003-07-09 |
| DE10160149A1 (de) | 2003-06-18 |
| ATE277883T1 (de) | 2004-10-15 |
| DE50201156D1 (de) | 2004-11-04 |
| EP1318138B1 (de) | 2004-09-29 |
| US6620964B2 (en) | 2003-09-16 |
| JP3863486B2 (ja) | 2006-12-27 |
| EP1318138A1 (de) | 2003-06-11 |
| ES2229044T3 (es) | 2005-04-16 |
| US20030109720A1 (en) | 2003-06-12 |
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