ATE532778T1 - Verfahren zur herstellung cyclischer diester aus alpha-hydroxysäuren - Google Patents
Verfahren zur herstellung cyclischer diester aus alpha-hydroxysäurenInfo
- Publication number
- ATE532778T1 ATE532778T1 AT08864361T AT08864361T ATE532778T1 AT E532778 T1 ATE532778 T1 AT E532778T1 AT 08864361 T AT08864361 T AT 08864361T AT 08864361 T AT08864361 T AT 08864361T AT E532778 T1 ATE532778 T1 AT E532778T1
- Authority
- AT
- Austria
- Prior art keywords
- alpha
- hydroxyacid
- salt
- alkalino
- hydroxy acids
- Prior art date
Links
- 229940061720 alpha hydroxy acid Drugs 0.000 title abstract 6
- 150000001280 alpha hydroxy acids Chemical class 0.000 title abstract 6
- 150000005690 diesters Chemical class 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 150000003839 salts Chemical class 0.000 abstract 5
- -1 cyclic diester Chemical class 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 abstract 1
- 239000000539 dimer Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000002244 precipitate Substances 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D319/10—1,4-Dioxanes; Hydrogenated 1,4-dioxanes
- C07D319/12—1,4-Dioxanes; Hydrogenated 1,4-dioxanes not condensed with other rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US865407P | 2007-12-26 | 2007-12-26 | |
| PCT/EP2008/068272 WO2009080834A1 (en) | 2007-12-26 | 2008-12-23 | A process for the production of cyclic diesters of alpha-hydroxyacids |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE532778T1 true ATE532778T1 (de) | 2011-11-15 |
Family
ID=40456422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT08864361T ATE532778T1 (de) | 2007-12-26 | 2008-12-23 | Verfahren zur herstellung cyclischer diester aus alpha-hydroxysäuren |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8383835B2 (de) |
| EP (1) | EP2238124B1 (de) |
| JP (1) | JP5444249B2 (de) |
| CN (1) | CN101925591B (de) |
| AT (1) | ATE532778T1 (de) |
| ES (1) | ES2377037T3 (de) |
| WO (1) | WO2009080834A1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008071776A2 (en) * | 2006-12-13 | 2008-06-19 | Solvay | Production of cyclic diesters of alpha-hydroxyacids |
| WO2012000921A1 (en) * | 2010-06-29 | 2012-01-05 | Solvay Sa | Process for the manufacture of lactide |
| FR3019463B1 (fr) | 2014-04-08 | 2017-06-23 | Tetrahedron | Nouveaux composes organo-selenies, procede de fabrication et applications en pharmacie notamment comme agents anti-tumoraux |
| US10266512B2 (en) | 2017-08-10 | 2019-04-23 | Novus International, Inc. | Processes for preparing heteroatom containing cyclic dimers |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3429777A (en) | 1965-09-24 | 1969-02-25 | Harold Eli Bode | High purity magnesium lactate from steepwater |
| US5319107A (en) | 1990-09-18 | 1994-06-07 | Biopak Technology, Ltd. | Method to produce cyclic esters |
| US5142023A (en) | 1992-01-24 | 1992-08-25 | Cargill, Incorporated | Continuous process for manufacture of lactide polymers with controlled optical purity |
| US5675021A (en) * | 1992-03-19 | 1997-10-07 | Chronopol, Inc. | Method to produce and purify cyclic esters |
| JP2560259B2 (ja) * | 1994-10-21 | 1996-12-04 | 工業技術院長 | ラクチドの製造方法 |
| US5766439A (en) | 1996-10-10 | 1998-06-16 | A. E. Staley Manufacturing Co. | Production and recovery of organic acids |
| WO2003091238A1 (fr) * | 2002-04-25 | 2003-11-06 | Haruo Nishida | Procede de production de lactide |
| BE1015060A3 (fr) | 2002-08-06 | 2004-09-07 | Brussels Biotech Nv Sa | Procede de production de polylactide au depart d'une solution d'acide lactique ou d'un de ses derives. |
| CN1488628A (zh) * | 2003-08-01 | 2004-04-14 | 上海高分子材料研究开发中心 | 一种制备丙交酯的方法 |
| US7705180B2 (en) | 2004-06-17 | 2010-04-27 | Purac Biochem B.V. | Process for the preparation of lactic acid or lactate from a magnesium lactate comprising medium |
| WO2008071776A2 (en) | 2006-12-13 | 2008-06-19 | Solvay | Production of cyclic diesters of alpha-hydroxyacids |
| EP2133346A1 (de) | 2008-06-12 | 2009-12-16 | Ktanton Ltd | Herstellungsverfahren eines zyklischen Diesters einer Alphahydroxylsäure (AHA) |
-
2008
- 2008-12-23 ES ES08864361T patent/ES2377037T3/es active Active
- 2008-12-23 EP EP08864361A patent/EP2238124B1/de active Active
- 2008-12-23 US US12/747,932 patent/US8383835B2/en active Active
- 2008-12-23 WO PCT/EP2008/068272 patent/WO2009080834A1/en active Application Filing
- 2008-12-23 AT AT08864361T patent/ATE532778T1/de active
- 2008-12-23 CN CN2008801256751A patent/CN101925591B/zh active Active
- 2008-12-23 JP JP2010540133A patent/JP5444249B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2011507934A (ja) | 2011-03-10 |
| US20100267970A1 (en) | 2010-10-21 |
| CN101925591A (zh) | 2010-12-22 |
| EP2238124B1 (de) | 2011-11-09 |
| JP5444249B2 (ja) | 2014-03-19 |
| CN101925591B (zh) | 2013-12-04 |
| US8383835B2 (en) | 2013-02-26 |
| ES2377037T3 (es) | 2012-03-21 |
| EP2238124A1 (de) | 2010-10-13 |
| WO2009080834A1 (en) | 2009-07-02 |
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