ATE212624T1 - Verfahren zur gewinnung von ascorbinsäure - Google Patents

Verfahren zur gewinnung von ascorbinsäure

Info

Publication number
ATE212624T1
ATE212624T1 AT97952304T AT97952304T ATE212624T1 AT E212624 T1 ATE212624 T1 AT E212624T1 AT 97952304 T AT97952304 T AT 97952304T AT 97952304 T AT97952304 T AT 97952304T AT E212624 T1 ATE212624 T1 AT E212624T1
Authority
AT
Austria
Prior art keywords
ascorbic acid
extractant composition
extractant
precursor
aqueous solution
Prior art date
Application number
AT97952304T
Other languages
English (en)
Inventor
Aharon Meir Eyal
Original Assignee
Yissum Res Dev Co
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 Yissum Res Dev Co filed Critical Yissum Res Dev Co
Application granted granted Critical
Publication of ATE212624T1 publication Critical patent/ATE212624T1/de

Links

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)
  • Extraction Or Liquid Replacement (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Furan Compounds (AREA)
AT97952304T 1996-12-01 1997-11-25 Verfahren zur gewinnung von ascorbinsäure ATE212624T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IL11973296A IL119732A0 (en) 1996-12-01 1996-12-01 A process for recovery of ascorbic acid
PCT/US1997/022395 WO1998024777A1 (en) 1996-12-01 1997-11-25 A process for recovery of ascorbic acid

Publications (1)

Publication Number Publication Date
ATE212624T1 true ATE212624T1 (de) 2002-02-15

Family

ID=11069536

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97952304T ATE212624T1 (de) 1996-12-01 1997-11-25 Verfahren zur gewinnung von ascorbinsäure

Country Status (10)

Country Link
EP (1) EP0941220B1 (de)
JP (1) JP2001505581A (de)
AT (1) ATE212624T1 (de)
AU (1) AU5594798A (de)
BR (1) BR9713307A (de)
CA (1) CA2271856A1 (de)
DE (1) DE69710212T2 (de)
ES (1) ES2168146T3 (de)
IL (1) IL119732A0 (de)
WO (1) WO1998024777A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6172242B1 (en) 1996-05-31 2001-01-09 Yissum Research Development Company Of The Hebrew University Of Jerusalem Process for the production of erythorbic acid
US6926810B2 (en) 2001-03-15 2005-08-09 A. E. Staley Manufacturing Co. Process for obtaining an organic acid from an organic acid ammonium salt, an organic acid amide, or an alkylamine organic acid complex
US6982026B2 (en) 2001-03-15 2006-01-03 Tate & Lyle Ingredients Americas, Inc. Azeotropic distillation process for producing organic acids or organic acid amides
US6984293B2 (en) 2001-03-15 2006-01-10 Tate & Lyle Ingredients Azeotropic distillation of cyclic esters of hydroxy organic acids
CN105061368A (zh) * 2015-08-06 2015-11-18 常州思宇环保材料科技有限公司 一种从玫瑰花中提取维生素c的方法
CN106588839A (zh) * 2016-12-30 2017-04-26 云南中医学院 一种甜柿维生素c的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL39710A (en) * 1972-06-19 1975-04-25 Imi Inst For Res & Dev Recovery of acids from aqueous solutions by solvent extraction
DE3378049D1 (en) * 1982-02-12 1988-10-27 Hoffmann La Roche Process for preparing ascorbic acid
DK307386A (da) * 1985-07-05 1987-01-06 Takeda Chemical Industries Ltd Fremgangsmaade til rensning af l-ascorbinsyre
AU5956796A (en) * 1995-05-31 1996-12-18 Yissum Research Development Company Of The Hebrew University Of Jerusalem Process and compositions for the recovery of ascorbic acid

Also Published As

Publication number Publication date
EP0941220B1 (de) 2002-01-30
DE69710212T2 (de) 2002-08-14
DE69710212D1 (de) 2002-03-14
ES2168146T3 (es) 2002-06-01
WO1998024777A1 (en) 1998-06-11
IL119732A0 (en) 1997-03-18
AU5594798A (en) 1998-06-29
JP2001505581A (ja) 2001-04-24
EP0941220A1 (de) 1999-09-15
CA2271856A1 (en) 1998-06-11
BR9713307A (pt) 2000-03-21

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