JP4959899B2 - 環状エステルの精製方法 - Google Patents

環状エステルの精製方法 Download PDF

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Publication number
JP4959899B2
JP4959899B2 JP2001568925A JP2001568925A JP4959899B2 JP 4959899 B2 JP4959899 B2 JP 4959899B2 JP 2001568925 A JP2001568925 A JP 2001568925A JP 2001568925 A JP2001568925 A JP 2001568925A JP 4959899 B2 JP4959899 B2 JP 4959899B2
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JP
Japan
Prior art keywords
lactide
water
lactic acid
content
mixture
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
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JP2001568925A
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English (en)
Japanese (ja)
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JP2003528094A (ja
JP2003528094A5 (enExample
Inventor
コスザック フィリップ
バン ギャンスバーグ フレデリック
ディ サルバトール パトリシア
ボガエル ジャン‐クリストフ
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ブリュッセル ビオテック
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Publication of JP2003528094A publication Critical patent/JP2003528094A/ja
Publication of JP2003528094A5 publication Critical patent/JP2003528094A5/ja
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    • 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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Epoxy Compounds (AREA)
JP2001568925A 2000-03-23 2001-03-22 環状エステルの精製方法 Expired - Fee Related JP4959899B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP00870052A EP1136480A1 (fr) 2000-03-23 2000-03-23 Procedé de purification d'esters cycliques
EP00870052.8 2000-03-23
PCT/BE2001/000047 WO2001070721A1 (fr) 2000-03-23 2001-03-22 Procede de purificaction d'esters cycliques

Publications (3)

Publication Number Publication Date
JP2003528094A JP2003528094A (ja) 2003-09-24
JP2003528094A5 JP2003528094A5 (enExample) 2011-12-01
JP4959899B2 true JP4959899B2 (ja) 2012-06-27

Family

ID=8175721

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001568925A Expired - Fee Related JP4959899B2 (ja) 2000-03-23 2001-03-22 環状エステルの精製方法

Country Status (18)

Country Link
US (1) US6800767B2 (enExample)
EP (2) EP1136480A1 (enExample)
JP (1) JP4959899B2 (enExample)
KR (1) KR20030069792A (enExample)
CN (1) CN1257165C (enExample)
AT (1) ATE297388T1 (enExample)
AU (1) AU4212201A (enExample)
BR (1) BR0109453A (enExample)
CA (1) CA2403426A1 (enExample)
CZ (1) CZ20023060A3 (enExample)
DE (1) DE60111371T2 (enExample)
ES (1) ES2243463T3 (enExample)
HU (1) HUP0400853A2 (enExample)
IL (1) IL151676A0 (enExample)
NO (1) NO20024340L (enExample)
PL (1) PL359284A1 (enExample)
SK (1) SK13442002A3 (enExample)
WO (1) WO2001070721A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101809663B1 (ko) 2013-11-25 2017-12-15 한국화학연구원 알킬 프로피오네이트와 물 혼합용매를 이용한 광학순도가 향상된 락타이드의 제조방법

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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.
EP2102183B1 (en) * 2006-12-13 2012-06-27 Samuel J. Wajc Production of cyclic diesters of alpha-hydroxyacids
EP2031009A1 (de) 2007-09-03 2009-03-04 Uhde Inventa-Fischer GmbH Reinigungsvorrichtung zur Abtrennung von Dilactid aus Stoffgemischen, Polymerisationsvorrichtung, Verfahren zur Abtrennung von Dilactid aus Stoffgemischen sowie Verwendung
AT506038B1 (de) * 2007-11-14 2015-02-15 Jungbunzlauer Austria Ag Verfahren zur herstellung zyklischer diester von l-, d- und d,l-milchsäure
AT506040B1 (de) * 2007-11-14 2012-03-15 Jungbunzlauer Austria Ag Partikuläre katalysator- und katalysator/stabilisator-systeme zur herstellung hochmolekularer homo- und copolyester von l-, d- oder d,l-milchsäure
AT506768B1 (de) 2008-04-16 2013-10-15 Jungbunzlauer Austria Ag Verfahren zur reinigung zyklischer diester der l- bzw. d-milchsäure
EP2133346A1 (fr) * 2008-06-12 2009-12-16 Ktanton Ltd Procédé pour la fabrication d'un diester cyclique d'un acide alpha-hydroxylé
CN103145691A (zh) * 2013-04-03 2013-06-12 天津科技大学 高纯l-丙交酯耦合精制方法
CN103819690B (zh) * 2014-02-18 2016-02-10 上海交通大学 降解消除法制备高结晶度聚乳酸的工艺
CN106659731A (zh) 2014-05-30 2017-05-10 夏尔人类遗传性治疗公司 用于递送核酸的可生物降解脂质
CN105646440B (zh) * 2014-12-05 2018-06-15 中国石油化工股份有限公司 一种丙交酯的精制纯化方法
CN105440011A (zh) * 2015-12-17 2016-03-30 常州大学 一种快速提纯久置环酯的方法
CN114507209A (zh) * 2020-10-28 2022-05-17 中国石油化工股份有限公司 一种高收率高纯度丙交酯的提纯方法
CN114478471B (zh) * 2022-02-10 2024-01-09 普立思生物科技有限公司 一种丙交酯纯化系统及纯化工艺
CN117903105A (zh) * 2022-10-12 2024-04-19 中国石油化工股份有限公司 一种乙交酯的提纯方法、乙交酯及应用
JP7499546B1 (ja) * 2023-09-28 2024-06-14 株式会社ラマシックス ラクチド複合体の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2115472C (en) * 1993-02-17 2002-08-13 William George O'brien Melt crystallization purification of lactides
JPH07165753A (ja) * 1993-12-08 1995-06-27 Musashino Kagaku Kenkyusho:Kk ラクチドの精製方法
BE1011197A3 (fr) * 1997-06-06 1999-06-01 Brussels Biotech En Abrege Bb Procede de purification d'acide lactique.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101809663B1 (ko) 2013-11-25 2017-12-15 한국화학연구원 알킬 프로피오네이트와 물 혼합용매를 이용한 광학순도가 향상된 락타이드의 제조방법

Also Published As

Publication number Publication date
US6800767B2 (en) 2004-10-05
PL359284A1 (en) 2004-08-23
NO20024340D0 (no) 2002-09-11
ATE297388T1 (de) 2005-06-15
EP1276735B1 (fr) 2005-06-08
AU4212201A (en) 2001-10-03
NO20024340L (no) 2002-10-20
CN1452618A (zh) 2003-10-29
CA2403426A1 (fr) 2001-09-27
EP1276735A1 (fr) 2003-01-22
US20040014991A1 (en) 2004-01-22
JP2003528094A (ja) 2003-09-24
EP1136480A1 (fr) 2001-09-26
SK13442002A3 (sk) 2003-03-04
BR0109453A (pt) 2003-06-24
DE60111371T2 (de) 2006-05-18
WO2001070721A1 (fr) 2001-09-27
CN1257165C (zh) 2006-05-24
CZ20023060A3 (cs) 2003-02-12
HUP0400853A2 (hu) 2004-07-28
DE60111371D1 (de) 2005-07-14
ES2243463T3 (es) 2005-12-01
IL151676A0 (en) 2003-04-10
KR20030069792A (ko) 2003-08-27

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