JP7775450B2 - メソラクチドを精製する方法 - Google Patents

メソラクチドを精製する方法

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Publication number
JP7775450B2
JP7775450B2 JP2024514672A JP2024514672A JP7775450B2 JP 7775450 B2 JP7775450 B2 JP 7775450B2 JP 2024514672 A JP2024514672 A JP 2024514672A JP 2024514672 A JP2024514672 A JP 2024514672A JP 7775450 B2 JP7775450 B2 JP 7775450B2
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Japan
Prior art keywords
lactide
meso
solvent
purified
weight
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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.)
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JP2024514672A
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English (en)
Japanese (ja)
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JP2024531592A (ja
JP2024531592A5 (https=
Inventor
フリース，ヨハネス ジェイキエヌ ド
デュサート，ヘリット ゴビウス
ラング，ウィルコ デ
Original Assignee
ピュラック バイオケム ビー． ブイ．
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Application filed by ピュラック バイオケム ビー． ブイ． filed Critical ピュラック バイオケム ビー． ブイ．
Publication of JP2024531592A publication Critical patent/JP2024531592A/ja
Publication of JP2024531592A5 publication Critical patent/JP2024531592A5/ja
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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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B2200/00—Indexing scheme relating to specific properties of organic compounds
    • C07B2200/07—Optical isomers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polyesters Or Polycarbonates (AREA)
JP2024514672A 2021-09-10 2022-09-09 メソラクチドを精製する方法 Active JP7775450B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP21195962 2021-09-10
EP21195962.2 2021-09-10
PCT/EP2022/075141 WO2023036948A1 (en) 2021-09-10 2022-09-09 Process for purifying meso-lactide

Publications (3)

Publication Number Publication Date
JP2024531592A JP2024531592A (ja) 2024-08-29
JP2024531592A5 JP2024531592A5 (https=) 2025-03-12
JP7775450B2 true JP7775450B2 (ja) 2025-11-25

Family

ID=77710639

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024514672A Active JP7775450B2 (ja) 2021-09-10 2022-09-09 メソラクチドを精製する方法

Country Status (6)

Country Link
US (1) US20240368110A1 (https=)
EP (1) EP4399205B1 (https=)
JP (1) JP7775450B2 (https=)
KR (1) KR20240055817A (https=)
CN (1) CN117916228A (https=)
WO (1) WO2023036948A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN121666385A (zh) * 2023-08-03 2026-03-13 普拉克生化公司 处理丙交酯进料的方法
WO2025068252A1 (en) 2023-09-26 2025-04-03 Purac Biochem B.V. Process for manufacturing lactide
WO2026008344A1 (fr) 2024-07-02 2026-01-08 Futerro S.A. Procédé amélioré de production d'acide polylactique à faible indice de jaune

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110190512A1 (en) 2008-08-14 2011-08-04 Futerro S.A. Method of Obtaining Lactide
WO2014180836A1 (en) 2013-05-06 2014-11-13 Futerro S.A. Process for recovering and improving production of meso-lactide from a crude lactide containing stream
CN105294644A (zh) 2015-10-09 2016-02-03 中国科学院长春应用化学研究所 一种聚合级丙交酯的制备方法
CN113292531A (zh) 2021-05-20 2021-08-24 重庆大学 一种meso-丙交酯和D,L-丙交酯的混合丙交酯的纯化方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5214159A (en) 1987-06-16 1993-05-25 Boehringer Ingelheim Gmbh Meso-lactide
WO1988010260A1 (fr) * 1987-06-16 1988-12-29 Boehringer Ingelheim Kg ''meso-lactide'' et son procede de preparation
NL8702563A (nl) 1987-10-28 1989-05-16 Cca Biochem B V Polymeer lactide, werkwijze voor het bereiden van een dergelijk polymeer lactide, alsmede een samenstelling, die een dergelijk polymeer lactide bevat.
BR9205956A (pt) 1991-04-29 1994-07-05 Paton H N Mola compósita, retanção para uma mola elastomérica tubular e sistema de suspensão de nivelamento de carga para um veículo
US5675021A (en) * 1992-03-19 1997-10-07 Chronopol, Inc. Method to produce and purify cyclic esters
US5686630A (en) * 1993-09-29 1997-11-11 Chronopol, Inc. Purifying cyclic esters by aqueous solvent extraction
US5463086A (en) * 1993-03-24 1995-10-31 Dainippon Ink And Chemicals, Inc. Process for producing lactides and process for purifying crude lactides
RU2699801C1 (ru) * 2018-11-20 2019-09-11 Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский Томский государственный университет" (ТГУ, НИ ТГУ) Способ очистки лактида

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110190512A1 (en) 2008-08-14 2011-08-04 Futerro S.A. Method of Obtaining Lactide
WO2014180836A1 (en) 2013-05-06 2014-11-13 Futerro S.A. Process for recovering and improving production of meso-lactide from a crude lactide containing stream
US20160068505A1 (en) 2013-05-06 2016-03-10 Futtero S.A. Process for Recovering and Improving Production of Meso-Lactide from a Crude Lactide Containing Stream
CN105294644A (zh) 2015-10-09 2016-02-03 中国科学院长春应用化学研究所 一种聚合级丙交酯的制备方法
CN113292531A (zh) 2021-05-20 2021-08-24 重庆大学 一种meso-丙交酯和D,L-丙交酯的混合丙交酯的纯化方法

Also Published As

Publication number Publication date
US20240368110A1 (en) 2024-11-07
EP4399205A1 (en) 2024-07-17
CN117916228A (zh) 2024-04-19
KR20240055817A (ko) 2024-04-29
WO2023036948A1 (en) 2023-03-16
JP2024531592A (ja) 2024-08-29
EP4399205B1 (en) 2026-03-25

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