DK175066B1 - Fremgangsmåde til rensning af L-ascorbinsyre - Google Patents

Fremgangsmåde til rensning af L-ascorbinsyre Download PDF

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Publication number
DK175066B1
DK175066B1 DK198603187A DK318786A DK175066B1 DK 175066 B1 DK175066 B1 DK 175066B1 DK 198603187 A DK198603187 A DK 198603187A DK 318786 A DK318786 A DK 318786A DK 175066 B1 DK175066 B1 DK 175066B1
Authority
DK
Denmark
Prior art keywords
ascorbic acid
acid
solution
salt
inorganic acid
Prior art date
Application number
DK198603187A
Other languages
Danish (da)
English (en)
Other versions
DK318786A (da
DK318786D0 (da
Inventor
Yoshitaka Fujiwara
Tetsuji Kaizu
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
Publication of DK318786D0 publication Critical patent/DK318786D0/da
Publication of DK318786A publication Critical patent/DK318786A/da
Application granted granted Critical
Publication of DK175066B1 publication Critical patent/DK175066B1/da

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D307/62—Three oxygen atoms, e.g. ascorbic acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Furan Compounds (AREA)
DK198603187A 1985-07-05 1986-07-04 Fremgangsmåde til rensning af L-ascorbinsyre DK175066B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP14892385 1985-07-05
JP14892385 1985-07-05

Publications (3)

Publication Number Publication Date
DK318786D0 DK318786D0 (da) 1986-07-04
DK318786A DK318786A (da) 1987-01-06
DK175066B1 true DK175066B1 (da) 2004-05-17

Family

ID=15463681

Family Applications (1)

Application Number Title Priority Date Filing Date
DK198603187A DK175066B1 (da) 1985-07-05 1986-07-04 Fremgangsmåde til rensning af L-ascorbinsyre

Country Status (6)

Country Link
US (1) US4767870A (ja)
JP (1) JPH0720949B2 (ja)
CN (1) CN1006793B (ja)
DE (1) DE3621781A1 (ja)
DK (1) DK175066B1 (ja)
GB (1) GB2179353B (ja)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4026787A1 (de) * 1990-08-24 1992-02-27 Basf Ag Verfahren zur herstellung von kaliummagnesium-l-ascorbat-2-phosphat
JP3134236B2 (ja) * 1992-01-30 2001-02-13 株式会社林原生物化学研究所 α−グリコシル−Ｌ−アスコルビン酸高含有物の製造方法とその製造のための分離システム
JPH08176133A (ja) * 1994-12-26 1996-07-09 Takeda Chem Ind Ltd Ｌ−アスコルビン酸の精製法
DE19505957A1 (de) * 1995-02-21 1996-08-22 Huels Chemische Werke Ag Verfahren zur Herstellung von Ketoverbindungen
DK0779286T3 (da) * 1995-12-14 2002-07-08 Hoffmann La Roche Fremstilling af ascorbinsyre
JP3962434B2 (ja) * 1997-06-30 2007-08-22 エレクトロシンセシス・カンパニー・インコーポレーテッド アスコルビン酸の電気化学的回収方法
US6187570B1 (en) * 1998-05-26 2001-02-13 The Electrosynthesis Company, Inc. Electrodialysis methods for purification and recovery of gluconic acid derivatives
WO2002051826A1 (en) 2000-12-22 2002-07-04 Eastman Chemical Company Continuous process for producing l-ascorbic acid
EP1368329B1 (en) 2000-12-22 2005-08-31 Eastman Chemical Company Process for producing ascorbic acid in the presence of a sulfit
ATE421577T1 (de) * 2001-04-04 2009-02-15 Genencor Int Entkoppelte anabole und katabole stoffwechselwege in wirtszellen
EP1383903B1 (en) 2001-04-04 2008-09-24 Genencor International, Inc. Methods for the production of ascorbic acid intermediates in host cells
US6740762B2 (en) 2001-08-24 2004-05-25 Eastman Chemical Company Process for ascorbic acids using alkaline earth silicate catalysts
US6716997B1 (en) 2001-10-09 2004-04-06 Eastman Chemical Company Systems and methods for generation of ascorbic acid with reduced color
WO2003031427A1 (en) * 2001-10-09 2003-04-17 Eastman Chemical Company Systems and methods for generation of ascorbic acid with reduced color
CN108613305B (zh) * 2018-06-26 2023-10-17 北京建筑大学 一种液化天然气冷能综合利用系统和方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2265121A (en) * 1933-10-25 1941-12-02 Hoffmann La Roche Process for the manufacture of levoascorbic acid
US2179977A (en) * 1935-11-26 1939-11-14 Hoffmann La Roche Process for the manufacture of levo-ascorbic acid
GB760575A (en) * 1953-03-27 1956-11-07 Nat Res Dev Improvements in and relating to the recovery of ascorbic acid

Also Published As

Publication number Publication date
CN86104638A (zh) 1987-02-04
CN1006793B (zh) 1990-02-14
GB8616180D0 (en) 1986-08-06
JPS62103076A (ja) 1987-05-13
JPH0720949B2 (ja) 1995-03-08
DK318786A (da) 1987-01-06
DE3621781A1 (de) 1987-01-15
GB2179353B (en) 1989-07-12
DK318786D0 (da) 1986-07-04
US4767870A (en) 1988-08-30
GB2179353A (en) 1987-03-04

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