FR2692263B1 - Procédé de préparation d'esters cycliques d'acides-alpha-hydroxycarboxyliques. - Google Patents

Procédé de préparation d'esters cycliques d'acides-alpha-hydroxycarboxyliques.

Info

Publication number
FR2692263B1
FR2692263B1 FR9207450A FR9207450A FR2692263B1 FR 2692263 B1 FR2692263 B1 FR 2692263B1 FR 9207450 A FR9207450 A FR 9207450A FR 9207450 A FR9207450 A FR 9207450A FR 2692263 B1 FR2692263 B1 FR 2692263B1
Authority
FR
France
Prior art keywords
alpha
preparation
hydroxycarboxylic acids
cyclic esters
esters
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
Application number
FR9207450A
Other languages
English (en)
Other versions
FR2692263A1 (fr
Inventor
Jean-Michel Grosselin
Robert Sadlo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Flamel Technologies SA
Original Assignee
Flamel Technologies SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Flamel Technologies SA filed Critical Flamel Technologies SA
Priority to FR9207450A priority Critical patent/FR2692263B1/fr
Publication of FR2692263A1 publication Critical patent/FR2692263A1/fr
Application granted granted Critical
Publication of FR2692263B1 publication Critical patent/FR2692263B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
FR9207450A 1992-06-15 1992-06-15 Procédé de préparation d'esters cycliques d'acides-alpha-hydroxycarboxyliques. Expired - Fee Related FR2692263B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9207450A FR2692263B1 (fr) 1992-06-15 1992-06-15 Procédé de préparation d'esters cycliques d'acides-alpha-hydroxycarboxyliques.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9207450A FR2692263B1 (fr) 1992-06-15 1992-06-15 Procédé de préparation d'esters cycliques d'acides-alpha-hydroxycarboxyliques.

Publications (2)

Publication Number Publication Date
FR2692263A1 FR2692263A1 (fr) 1993-12-17
FR2692263B1 true FR2692263B1 (fr) 1994-09-23

Family

ID=9430917

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9207450A Expired - Fee Related FR2692263B1 (fr) 1992-06-15 1992-06-15 Procédé de préparation d'esters cycliques d'acides-alpha-hydroxycarboxyliques.

Country Status (1)

Country Link
FR (1) FR2692263B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8084045B2 (en) 2003-11-21 2011-12-27 Flamel Technologies Pharmaceutical formulations for the prolonged release of active principle(s) and their applications

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2726559B1 (fr) * 1994-11-04 1997-01-31 Flamel Tech Sa Procede de production d'esters cycliques d'acides alpha-hydroxycarboxyliques
US5830991A (en) * 1996-02-09 1998-11-03 Kureha Kagaku Kagyo Kk Preparation process and purification process of dimeric cyclic ester of hydroxycarboxylic acid
CN100441575C (zh) 2000-08-11 2008-12-10 株式会社吴羽 环状酯的制备方法以及精制方法
ATE302768T1 (de) 2001-03-06 2005-09-15 Kureha Chemical Ind Co Ltd Glykolid herstellungsverfahren, und glykolsaüre zusammenstellung
JP4394352B2 (ja) 2001-04-12 2010-01-06 株式会社クレハ グリコリドの製造方法
FR2838964B1 (fr) 2002-04-26 2004-07-09 Flamel Tech Sa Suspension colloidale de particules submicroniques de vectorisation de principes actifs et leur mode de preparation
CN104619690B (zh) 2012-11-22 2016-10-12 株式会社吴羽 具备通过气液逆流接触而进行的精馏工序的乙交酯的制造方法、以及粗乙交酯的精炼方法
KR101741936B1 (ko) 2013-03-27 2017-05-30 가부시끼가이샤 구레하 글리콜라이드의 제조 방법
CN115253994A (zh) * 2022-08-25 2022-11-01 陕西德信祥能源科技有限公司 一种制备丙交酯的装置及方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4835293A (en) * 1987-02-24 1989-05-30 E. I. Du Pont De Nemours And Company Atmospheric pressure process for preparing pure cyclic esters

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8084045B2 (en) 2003-11-21 2011-12-27 Flamel Technologies Pharmaceutical formulations for the prolonged release of active principle(s) and their applications

Also Published As

Publication number Publication date
FR2692263A1 (fr) 1993-12-17

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Legal Events

Date Code Title Description
ST Notification of lapse