DK1078932T3 - Fremgangsmåde til fremstilling af 2-keto-L-gulonsyreestere - Google Patents

Fremgangsmåde til fremstilling af 2-keto-L-gulonsyreestere

Info

Publication number
DK1078932T3
DK1078932T3 DK00115122T DK00115122T DK1078932T3 DK 1078932 T3 DK1078932 T3 DK 1078932T3 DK 00115122 T DK00115122 T DK 00115122T DK 00115122 T DK00115122 T DK 00115122T DK 1078932 T3 DK1078932 T3 DK 1078932T3
Authority
DK
Denmark
Prior art keywords
keto
gulonic acid
preparing
acid esters
acid
Prior art date
Application number
DK00115122T
Other languages
Danish (da)
English (en)
Inventor
Andreas Dr Boettcher
Wolfram Burst
Original Assignee
Basf Ag
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 Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of DK1078932T3 publication Critical patent/DK1078932T3/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H7/00—Compounds containing non-saccharide radicals linked to saccharide radicals by a carbon-to-carbon bond
    • C07H7/02—Acyclic radicals
    • C07H7/027—Keto-aldonic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Saccharide Compounds (AREA)
DK00115122T 1999-08-19 2000-07-12 Fremgangsmåde til fremstilling af 2-keto-L-gulonsyreestere DK1078932T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19938980A DE19938980A1 (de) 1999-08-19 1999-08-19 Verfahren zur Herstellung von 2-Keto-L-gulonsäureestern

Publications (1)

Publication Number Publication Date
DK1078932T3 true DK1078932T3 (da) 2004-04-13

Family

ID=7918673

Family Applications (1)

Application Number Title Priority Date Filing Date
DK00115122T DK1078932T3 (da) 1999-08-19 2000-07-12 Fremgangsmåde til fremstilling af 2-keto-L-gulonsyreestere

Country Status (10)

Country Link
US (1) US6573400B1 (fr)
EP (1) EP1078932B1 (fr)
JP (1) JP2001106695A (fr)
CN (1) CN1213987C (fr)
AT (1) ATE261983T1 (fr)
DE (2) DE19938980A1 (fr)
DK (1) DK1078932T3 (fr)
ES (1) ES2218032T3 (fr)
PT (1) PT1078932E (fr)
SI (1) SI1078932T1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6518454B1 (en) 2001-10-12 2003-02-11 Eastman Chemical Company Preparation of esters of carboxylic acids
US6476239B1 (en) 2002-02-12 2002-11-05 Eastman Chemical Company Process for the preparation of ascorbic acid
ATE322499T1 (de) 2002-11-11 2006-04-15 Verfahren zur herstellung von 2-keto-l-gulonsäure-c-4 c-10 /sb -alkylestern
US6872314B2 (en) 2003-08-29 2005-03-29 Eastman Chemical Company Dewatering process
TW200635892A (en) * 2005-02-10 2006-10-16 Sulzer Chemtech Ag A method for the manufacture of carboxylic acid ester by means of a reactive distillation
GB2474311B (en) * 2009-10-12 2012-10-17 Tate & Lyle Technology Ltd Low temperature, single solvent process for the production of sucrose-6-ester
GB2474310B (en) 2009-10-12 2012-02-29 Tate & Lyle Technology Ltd Process for the production of sucrose-6-ester
CN105732368B (zh) * 2014-12-10 2018-07-10 中国石油天然气股份有限公司 一种采用刮膜蒸发器合成多元醇脂肪酸酯的方法
CN105732369B (zh) * 2014-12-10 2018-08-10 中国石油天然气股份有限公司 采用降膜蒸发器合成多元醇脂肪酸酯的方法
CN110092719B (zh) * 2018-01-31 2021-05-04 中国科学院大连化学物理研究所 一种古龙酸甲酯的合成方法
CN110590868B (zh) * 2019-09-17 2023-02-17 石药集团维生药业（石家庄）有限公司 一种2-酮基-l-古龙酸甲酯生产工艺

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE39696C (de) E. A. BUNDESMANN und G. H. TEMPEL in Zittau Sägegatter
DD39696A (fr) *
US2491933A (en) 1943-08-03 1949-12-20 Naarden Chem Fab Process for the manufacture of esters of monomethylene ethers of 1 keto-2 gulonic acid
US2462251A (en) * 1945-05-16 1949-02-22 Merck & Co Inc Process for preparing ascorbic acids
CH490368A (fr) 1968-02-01 1970-05-15 Politechnika Slaska Im Wincent Procédé de production de vitamine C
NL158165B (nl) * 1973-05-15 1978-10-16 Amsterdam Chem Comb Werkwijze voor de bereiding van carbonzuuresters van lineaire alifatische suikeralcoholen.
US4180511A (en) * 1978-09-22 1979-12-25 Pfizer Inc. Ascorbic acid process
FR2648136B1 (fr) * 1989-06-12 1994-06-17 Rhone Poulenc Sante Procede de preparation de l'acide ascorbique
CH678057A5 (de) 1989-06-26 1991-07-31 Enco Eng Ag Verfahren zur herstellung von natrium- oder kalium-l-ascorbat.
JPH0710806B2 (ja) * 1989-07-28 1995-02-08 株式会社クラレ α―ケトカルボン酸エステルの製造方法
CN1036457C (zh) * 1991-10-01 1997-11-19 武田药品工业株式会社 2-酮基-l-古洛糖酸低级烷基脂的制备方法
EP0671405A1 (fr) * 1994-01-18 1995-09-13 F. Hoffmann-La Roche Ag Procédé de préparation d'esters de l'acide céto-2 L gulonique
DE19547073C1 (de) * 1995-12-16 1996-11-14 Merck Patent Gmbh Verfahren zur Herstellung von Ascorbinsäure
US5817490A (en) * 1996-05-17 1998-10-06 Eastman Chemical Company Enzymatic process for the manufacture of ascorbic acid 2-keto-L-gulonic acid and esters of 2-keto-L-gulonic acid
BE1014031A3 (fr) 1997-07-04 2003-03-04 Basf Ag La preparation d'esters.
WO1999003853A1 (fr) 1997-07-16 1999-01-28 Enco Engineering Chur Ag Procede de production d'ascorbate

Also Published As

Publication number Publication date
DE19938980A1 (de) 2001-02-22
PT1078932E (pt) 2004-07-30
CN1213987C (zh) 2005-08-10
US6573400B1 (en) 2003-06-03
JP2001106695A (ja) 2001-04-17
EP1078932A3 (fr) 2001-05-23
CN1285342A (zh) 2001-02-28
DE50005659D1 (de) 2004-04-22
EP1078932A2 (fr) 2001-02-28
SI1078932T1 (en) 2004-08-31
ES2218032T3 (es) 2004-11-16
ATE261983T1 (de) 2004-04-15
EP1078932B1 (fr) 2004-03-17

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