CA2652315A1 - Process for preparing alpha-hydroxycarboxylic esters - Google Patents

Process for preparing alpha-hydroxycarboxylic esters Download PDF

Info

Publication number
CA2652315A1
CA2652315A1 CA002652315A CA2652315A CA2652315A1 CA 2652315 A1 CA2652315 A1 CA 2652315A1 CA 002652315 A CA002652315 A CA 002652315A CA 2652315 A CA2652315 A CA 2652315A CA 2652315 A1 CA2652315 A1 CA 2652315A1
Authority
CA
Canada
Prior art keywords
process according
pressure
bar
alpha
ammonia
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.)
Abandoned
Application number
CA002652315A
Other languages
English (en)
French (fr)
Inventor
Alexander May
Bernd Vogel
Hermann Siegert
Jochen Ackermann
Sonke Broecker
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.)
Roehm GmbH Darmstadt
Original Assignee
Individual
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
Priority claimed from DE200610022896 external-priority patent/DE102006022896A1/de
Priority claimed from DE102007011706A external-priority patent/DE102007011706A1/de
Application filed by Individual filed Critical Individual
Publication of CA2652315A1 publication Critical patent/CA2652315A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/18—Preparation of carboxylic acid esters by conversion of a group containing nitrogen into an ester group
    • C07C67/20—Preparation of carboxylic acid esters by conversion of a group containing nitrogen into an ester group from amides or lactams
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/66—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
    • C07C69/67—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of saturated acids
    • C07C69/675—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of saturated acids of saturated hydroxy-carboxylic acids
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CA002652315A 2006-05-15 2007-03-28 Process for preparing alpha-hydroxycarboxylic esters Abandoned CA2652315A1 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
DE102006022896.0 2006-05-15
DE200610022896 DE102006022896A1 (de) 2006-05-15 2006-05-15 Verfahren zur Herstellung von Alpha-Hydroxycarbonsäuren
US89378807P 2007-03-08 2007-03-08
US60/893,788 2007-03-08
DE102007011706.1 2007-03-08
DE102007011706A DE102007011706A1 (de) 2007-03-08 2007-03-08 Verfahren zur Herstellung von Alpha-Hydroxycarbonsäuren
PCT/EP2007/052951 WO2007131829A1 (de) 2006-05-15 2007-03-28 Verfahren zur herstellung von alpha-hydroxycarbonsäureestern

Publications (1)

Publication Number Publication Date
CA2652315A1 true CA2652315A1 (en) 2007-11-22

Family

ID=38180532

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002652315A Abandoned CA2652315A1 (en) 2006-05-15 2007-03-28 Process for preparing alpha-hydroxycarboxylic esters

Country Status (8)

Country Link
US (1) US8569539B2 (enExample)
EP (1) EP2018362A1 (enExample)
JP (1) JP5517610B2 (enExample)
KR (1) KR101365790B1 (enExample)
CA (1) CA2652315A1 (enExample)
MX (1) MX2008014641A (enExample)
TW (1) TWI414512B (enExample)
WO (1) WO2007131829A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006025821A1 (de) * 2006-06-02 2007-12-06 Degussa Gmbh Ein Enzym zur Herstellung von Mehylmalonatsemialdehyd oder Malonatsemialdehyd
DE102007015583A1 (de) * 2007-03-29 2008-10-02 Albert-Ludwigs-Universität Freiburg Ein Enzym zur Herstellung von Methylmalonyl-Coenzym A oder Ethylmalonyl-Coenzym A sowie dessen Verwendung
DE102008001319A1 (de) * 2008-04-22 2009-10-29 Evonik Röhm Gmbh Katalysator zur Umsetzung von Carbonsäurenitrilen
DE102008044218A1 (de) 2008-12-01 2010-06-02 Evonik Röhm Gmbh Verfahren zur Herstellung von einem Carbonsäureamid aus einer Carbonylverbindung und Blausäure
DE102011081256A1 (de) * 2011-08-19 2013-02-21 Evonik Röhm Gmbh Verfahren zur Herstellung von Alpha-Hydroxycarbonsäureestern
DE102013000602A1 (de) 2013-01-16 2014-07-17 Evonik Industries Ag Verfahren zur Herstellung von Acrylsäure
DE102014205304A1 (de) 2014-03-21 2015-09-24 Evonik Industries Ag Verfahren zur Abtrennung von Ammoniak aus alkoholischer Lösung in Gegenwart von Kohlensäureverbindungen
US10227284B2 (en) 2014-09-10 2019-03-12 Evonik Roehm Gmbh Method for preparing alpha-hydroxycarboxylic acid esters in which ammonia is recycled
DE102016210285A1 (de) 2016-06-10 2017-12-14 Evonik Röhm Gmbh Verfahren zur Herstellung von Methacrylaten und Methacrylsäure
KR20250054251A (ko) 2023-10-13 2025-04-23 복미경 보령머드를 이용한 반려동물 아토피 피부 개선용 머드 테라피 및 이의 제조방법 및 이를 통한 머드로 펫 케어 서비스 제공방법.

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2315498A1 (fr) * 1975-06-26 1977-01-21 Roehm Gmbh Procede de preparation d'esters d'acides carboxyliques a partir d'amines d'acides carboxyliques
JPS5855444A (ja) * 1981-09-25 1983-04-01 Mitsubishi Gas Chem Co Inc カルボン酸エステルの製造法
ES2200429T3 (es) 1998-03-25 2004-03-01 Mitsubishi Gas Chemical Company, Inc. Procedimiento de preparacion de alfa-hidroxicarboxilato.
KR19990078213A (ko) * 1998-03-25 1999-10-25 오오히라 아키라 α-히드록시카르복실산에스테르의 제조방법
JP4139927B2 (ja) * 1998-12-03 2008-08-27 三菱瓦斯化学株式会社 α−ヒドロキシカルボン酸エステルの製造方法
DE10034194A1 (de) 2000-07-13 2003-09-11 Roehm Gmbh Verfahren zur Herstellung von Cyanwasserstoff
DE10200171A1 (de) 2002-01-04 2003-07-10 Roehm Gmbh Verfahren zur kontinuierlichen Herstellung von Alkyl(meth)acrylaten
DE10301007A1 (de) 2003-01-13 2004-07-22 Röhm GmbH & Co. KG Verbessertes Verfahren zur kontinuierlichen Herstellung von Alkyl(meth)acrylaten mit mehrfacher Katalysatorrezyklierung.
DE102004013847A1 (de) 2004-03-20 2005-10-06 Degussa Ag Cyanidtolerante Nitrilhydratasen
DE102004013824A1 (de) 2004-03-20 2005-10-13 Degussa Ag Nitrilhydratasen aus Rhodococcus opacus
DE102005023976A1 (de) 2005-05-20 2006-11-23 Röhm Gmbh Verfahren zur Umesterung
DE102005023975A1 (de) 2005-05-20 2006-11-23 Röhm Gmbh Verfahren zur Herstellung von Alkyl(meth)acrylaten
DE102005043719A1 (de) 2005-09-13 2007-03-15 Röhm Gmbh Vorrichtung und Verfahren für kontinuierlich durchgeführte Gleichgewichtsreaktionen
DE102006029318B3 (de) 2006-06-23 2007-10-11 Röhm Gmbh Verfahren zur kontinuierlichen Herstellung von ungesättigten Carbonsäureanhydriden
DE102008001319A1 (de) 2008-04-22 2009-10-29 Evonik Röhm Gmbh Katalysator zur Umsetzung von Carbonsäurenitrilen
DE102008044218A1 (de) 2008-12-01 2010-06-02 Evonik Röhm Gmbh Verfahren zur Herstellung von einem Carbonsäureamid aus einer Carbonylverbindung und Blausäure

Also Published As

Publication number Publication date
TWI414512B (zh) 2013-11-11
KR20090009869A (ko) 2009-01-23
TW200812957A (en) 2008-03-16
US20090182167A1 (en) 2009-07-16
EP2018362A1 (de) 2009-01-28
US8569539B2 (en) 2013-10-29
JP2009537471A (ja) 2009-10-29
WO2007131829A1 (de) 2007-11-22
KR101365790B1 (ko) 2014-02-20
JP5517610B2 (ja) 2014-06-11
MX2008014641A (es) 2008-11-27

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RU2454399C2 (ru) Способ получения альфа-гидроксикарбоновых кислот
US10227284B2 (en) Method for preparing alpha-hydroxycarboxylic acid esters in which ammonia is recycled
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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued

Effective date: 20160330