DE60206511T2 - Verfahren zur herstellung von ascorbinsäuren unter verwendung von erdalkalisilikat katalysatoren - Google Patents

Verfahren zur herstellung von ascorbinsäuren unter verwendung von erdalkalisilikat katalysatoren Download PDF

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Publication number
DE60206511T2
DE60206511T2 DE60206511T DE60206511T DE60206511T2 DE 60206511 T2 DE60206511 T2 DE 60206511T2 DE 60206511 T DE60206511 T DE 60206511T DE 60206511 T DE60206511 T DE 60206511T DE 60206511 T2 DE60206511 T2 DE 60206511T2
Authority
DE
Germany
Prior art keywords
klg
acid
ascorbic acid
keto
alkaline earth
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.)
Expired - Fee Related
Application number
DE60206511T
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German (de)
English (en)
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DE60206511D1 (de
Inventor
Robert Joseph ZOELLER
Lynn Allen CRAIN
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.)
Eastman Chemical Co
Original Assignee
Eastman Chemical 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 Eastman Chemical Co filed Critical Eastman Chemical Co
Publication of DE60206511D1 publication Critical patent/DE60206511D1/de
Application granted granted Critical
Publication of DE60206511T2 publication Critical patent/DE60206511T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • 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
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Furan Compounds (AREA)
DE60206511T 2001-08-24 2002-08-09 Verfahren zur herstellung von ascorbinsäuren unter verwendung von erdalkalisilikat katalysatoren Expired - Fee Related DE60206511T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US31486001P 2001-08-24 2001-08-24
US314860P 2001-08-24
US32228101P 2001-09-14 2001-09-14
US322281P 2001-09-14
PCT/US2002/025280 WO2003018569A1 (en) 2001-08-24 2002-08-09 Process for ascorbic acids using alkaline earth silicate catalysts

Publications (2)

Publication Number Publication Date
DE60206511D1 DE60206511D1 (de) 2005-11-10
DE60206511T2 true DE60206511T2 (de) 2006-05-18

Family

ID=26979597

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60206511T Expired - Fee Related DE60206511T2 (de) 2001-08-24 2002-08-09 Verfahren zur herstellung von ascorbinsäuren unter verwendung von erdalkalisilikat katalysatoren

Country Status (7)

Country Link
US (1) US6740762B2 (https=)
EP (1) EP1419147B1 (https=)
JP (1) JP2005506978A (https=)
CN (1) CN1269809C (https=)
AT (1) ATE305929T1 (https=)
DE (1) DE60206511T2 (https=)
WO (1) WO2003018569A1 (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6476239B1 (en) * 2002-02-12 2002-11-05 Eastman Chemical Company Process for the preparation of ascorbic acid
US8071959B2 (en) * 2005-12-21 2011-12-06 Ottawa Heart Institute Research Corp. Rubidium generator for cardiac perfusion imaging and method of making and maintaining same
US20080299624A1 (en) * 2007-06-01 2008-12-04 Edward Heslop Continuous fermentation apparatus and method
US8957271B2 (en) * 2008-06-25 2015-02-17 Total Research & Technology Feluy Process to make olefins from oxygenates
CN102076636B (zh) * 2008-06-25 2014-04-16 道达尔石油化学产品研究弗吕公司 由含氧化合物制造烯烃的方法
EP2303806B1 (en) * 2008-06-25 2019-08-07 Total Research & Technology Feluy Process to make olefins from oxygenates
EP2303807B1 (en) * 2008-06-25 2019-08-07 Total Research & Technology Feluy Process to make olefins from oxygenates
TWI630170B (zh) * 2016-12-16 2018-07-21 帆宣系統科技股份有限公司 高濃度過氧化氫水溶液之處理方法
CN110372649A (zh) * 2019-08-08 2019-10-25 安徽丰原发酵技术工程研究有限公司 一种以古龙酸为原料的一步酸法制备维生素c的方法
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
CN114369075B (zh) * 2022-02-14 2023-09-29 河北乐开节能科技股份有限公司 利用2-酮基-l-古龙酸的水溶液一步制备vc结晶的方法

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB428814A (en) 1933-10-25 1935-05-20 Tadeus Reichstein Process for the manufacture of laevo-ascorbic acid (vitamin-c)
US2265121A (en) 1933-10-25 1941-12-02 Hoffmann La Roche Process for the manufacture of levoascorbic acid
GB428815A (en) 1933-12-09 1935-05-20 Tadeus Reichstein Process for the manufacture of laevo-ascorbic acid (vitamin-c)
US2491065A (en) 1941-12-01 1949-12-13 Tno Process for producing ascorbic acid from 2-keto-levo-gulonic acid or its derivatives
US2462251A (en) 1945-05-16 1949-02-22 Merck & Co Inc Process for preparing ascorbic acids
US2590163A (en) * 1948-05-13 1952-03-25 Spolek Production of an acid of the ascorbic acid type from a 2-keto-hexonic acid
CH412861A (de) * 1961-04-28 1966-05-15 Takeda Chemical Industries Ltd Verfahren zur Herstellung von D- oder L-Ascorbinsäure oder -Araboascorbinsäure
CH490368A (fr) 1968-02-01 1970-05-15 Politechnika Slaska Im Wincent Procédé de production de vitamine C
DD141832A1 (de) 1978-10-31 1980-05-21 Joachim Schmidt Verfahren und vorrichtung zur herstellung von l-ascorbinsaeure
DE3621781A1 (de) 1985-07-05 1987-01-15 Takeda Chemical Industries Ltd Verfahren zur reinigung von l-ascorbinsaeure
CN86105960A (zh) 1985-08-09 1987-05-13 鲁布里佐尔公司 在基本无水条件下从2-酮-l-古洛糖酸制备l-抗坏血酸
DE3819045C2 (de) * 1987-06-08 1997-06-19 Takeda Chemical Industries Ltd Herstellung von L-Ascorbinsäure
EP0324261A1 (en) * 1988-01-06 1989-07-19 Pfizer Inc. Production of L-ascorbic acid from 2-keto-L-gulonic acid with an acid catalyst and a lipophilic surfactant having a low hydrophilic: lipophilic balance under substantially anhydrous conditions
DE3843389A1 (de) 1988-12-23 1990-06-28 Basf Ag Verfahren zur herstellung von ascorbinsaeure
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.
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
IL115564A (en) 1995-10-11 1999-06-20 Yissum Res Dev Co Process for the recovery of ascorbic acid from an aqueous feed solution
DE19547073C1 (de) 1995-12-16 1996-11-14 Merck Patent Gmbh Verfahren zur Herstellung von Ascorbinsäure
DE19734086C1 (de) 1997-08-07 1998-08-13 Merck Patent Gmbh Verfahren zur Herstellung von L-Ascorbinsäure
DE19904821C1 (de) 1999-02-05 2000-07-06 Merck Patent Gmbh Verfahren zur Herstellung von L-Ascobinsäure

Also Published As

Publication number Publication date
DE60206511D1 (de) 2005-11-10
CN1547576A (zh) 2004-11-17
WO2003018569A1 (en) 2003-03-06
US6740762B2 (en) 2004-05-25
US20030073854A1 (en) 2003-04-17
EP1419147B1 (en) 2005-10-05
JP2005506978A (ja) 2005-03-10
ATE305929T1 (de) 2005-10-15
EP1419147A1 (en) 2004-05-19
CN1269809C (zh) 2006-08-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee