HK1119692A1 - Process for preparing tetramethylglycolide - Google Patents

Process for preparing tetramethylglycolide

Info

Publication number
HK1119692A1
HK1119692A1 HK08111929.5A HK08111929A HK1119692A1 HK 1119692 A1 HK1119692 A1 HK 1119692A1 HK 08111929 A HK08111929 A HK 08111929A HK 1119692 A1 HK1119692 A1 HK 1119692A1
Authority
HK
Hong Kong
Prior art keywords
tetramethylglycolide
preparing
preparing tetramethylglycolide
Prior art date
Application number
HK08111929.5A
Other languages
English (en)
Chinese (zh)
Inventor
．福格爾
．邁
．西格特
Original Assignee
贏創羅姆有限公司
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 贏創羅姆有限公司 filed Critical 贏創羅姆有限公司
Publication of HK1119692A1 publication Critical patent/HK1119692A1/xx

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

Landscapes

  • 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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
HK08111929.5A 2006-11-22 2008-10-30 Process for preparing tetramethylglycolide HK1119692A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102006055427A DE102006055427A1 (de) 2006-11-22 2006-11-22 Verfahren zur Herstellung von Tetramethylglycolid

Publications (1)

Publication Number Publication Date
HK1119692A1 true HK1119692A1 (en) 2009-03-13

Family

ID=38695497

Family Applications (1)

Application Number Title Priority Date Filing Date
HK08111929.5A HK1119692A1 (en) 2006-11-22 2008-10-30 Process for preparing tetramethylglycolide

Country Status (10)

Country Link
US (1) US7928251B2 (xx)
EP (1) EP2125771B1 (xx)
JP (2) JP5436217B2 (xx)
KR (1) KR101396007B1 (xx)
CN (1) CN101186603B (xx)
DE (1) DE102006055427A1 (xx)
ES (1) ES2409784T3 (xx)
HK (1) HK1119692A1 (xx)
TW (1) TWI427075B (xx)
WO (1) WO2008061821A1 (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006055427A1 (de) * 2006-11-22 2008-05-29 Evonik Röhm Gmbh Verfahren zur Herstellung von Tetramethylglycolid
DE102008044218A1 (de) * 2008-12-01 2010-06-02 Evonik Röhm Gmbh Verfahren zur Herstellung von einem Carbonsäureamid aus einer Carbonylverbindung und Blausäure
DE102009046194A1 (de) * 2009-10-30 2011-05-05 Evonik Röhm Gmbh Verfahren zur Herstellung von (1-Alkoxy-2-methyl-1-oxopropan--2yl)-(meth)acrylat
EP2407463A1 (en) 2010-07-14 2012-01-18 Solvay SA Process for the manufacture of a cyclic diester of an apha-hydroxyacid
US10351459B2 (en) 2015-08-14 2019-07-16 Corning Incorporated Molds and methods to control mold surface quality
US10105139B2 (en) 2015-09-23 2018-10-23 Ethicon Llc Surgical stapler having downstream current-based motor control

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH455748A (de) * 1965-03-12 1968-05-15 Lonza Ag Verfahren zur Herstellung von Methacrylsäure aus a-Oxyisobuttersäure
JP2959121B2 (ja) * 1990-11-28 1999-10-06 三菱瓦斯化学株式会社 メタクリル酸の製造法
US5686630A (en) * 1993-09-29 1997-11-11 Chronopol, Inc. Purifying cyclic esters by aqueous solvent extraction
US5675021A (en) * 1992-03-19 1997-10-07 Chronopol, Inc. Method to produce and purify cyclic esters
US5420304A (en) * 1992-03-19 1995-05-30 Biopak Technology, Ltd. Method to produce cyclic esters
JPH1059958A (ja) * 1996-08-19 1998-03-03 Mitsubishi Gas Chem Co Inc テトラメチルグリコリドの製造方法
JPH10109983A (ja) * 1996-10-04 1998-04-28 Mitsubishi Gas Chem Co Inc 環状エステルの製造方法および精製方法
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.
DE102004006826A1 (de) 2004-02-11 2005-08-25 Röhm GmbH & Co. KG Verfahren zur Herstellung von alpha-Hydroxy-carbonsäuren und deren Ester
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
DE102006055427A1 (de) * 2006-11-22 2008-05-29 Evonik Röhm Gmbh Verfahren zur Herstellung von Tetramethylglycolid

Also Published As

Publication number Publication date
US7928251B2 (en) 2011-04-19
CN101186603A (zh) 2008-05-28
TW200846335A (en) 2008-12-01
EP2125771A1 (de) 2009-12-02
US20100010276A1 (en) 2010-01-14
KR20090082420A (ko) 2009-07-30
TWI427075B (zh) 2014-02-21
ES2409784T3 (es) 2013-06-27
KR101396007B1 (ko) 2014-05-21
CN101186603B (zh) 2014-01-08
DE102006055427A1 (de) 2008-05-29
JP2010510275A (ja) 2010-04-02
JP5436217B2 (ja) 2014-03-05
JP2014037420A (ja) 2014-02-27
EP2125771B1 (de) 2013-03-20
WO2008061821A1 (de) 2008-05-29

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20180116