JP2005520817A5 - - Google Patents

Download PDF

Info

Publication number
JP2005520817A5
JP2005520817A5 JP2003567891A JP2003567891A JP2005520817A5 JP 2005520817 A5 JP2005520817 A5 JP 2005520817A5 JP 2003567891 A JP2003567891 A JP 2003567891A JP 2003567891 A JP2003567891 A JP 2003567891A JP 2005520817 A5 JP2005520817 A5 JP 2005520817A5
Authority
JP
Japan
Prior art keywords
klg
ester
ascorbic acid
separated
unreacted
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.)
Pending
Application number
JP2003567891A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005520817A (ja
Filing date
Publication date
Priority claimed from US10/074,829 external-priority patent/US6476239B1/en
Application filed filed Critical
Publication of JP2005520817A publication Critical patent/JP2005520817A/ja
Publication of JP2005520817A5 publication Critical patent/JP2005520817A5/ja
Pending legal-status Critical Current

Links

JP2003567891A 2002-02-12 2003-02-10 アスコルビン酸の製造方法 Pending JP2005520817A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/074,829 US6476239B1 (en) 2002-02-12 2002-02-12 Process for the preparation of ascorbic acid
PCT/US2003/003973 WO2003068764A1 (en) 2002-02-12 2003-02-10 Process for the prepatation of ascorbic acid

Publications (2)

Publication Number Publication Date
JP2005520817A JP2005520817A (ja) 2005-07-14
JP2005520817A5 true JP2005520817A5 (enExample) 2006-03-30

Family

ID=22121915

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003567891A Pending JP2005520817A (ja) 2002-02-12 2003-02-10 アスコルビン酸の製造方法

Country Status (8)

Country Link
US (1) US6476239B1 (enExample)
EP (1) EP1474410B1 (enExample)
JP (1) JP2005520817A (enExample)
CN (1) CN1285584C (enExample)
AT (1) ATE332297T1 (enExample)
AU (1) AU2003219729A1 (enExample)
DE (1) DE60306622T2 (enExample)
WO (1) WO2003068764A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6864376B2 (en) 2000-12-22 2005-03-08 Eastman Chemical Company Process for producing ascorbic acid
US6872314B2 (en) * 2003-08-29 2005-03-29 Eastman Chemical Company Dewatering process
PT103123A (pt) * 2004-05-19 2005-11-30 Univ Do Porto Processo industrial de producao de acetais num reactor adsorptivo de leito movel simulado
EP2373391A1 (en) * 2008-12-08 2011-10-12 Novo Nordisk A/S Counter current purification of polypeptides
PT104496B (pt) * 2009-04-08 2011-03-14 Univ Do Porto Reactor de membranas adsorptivo de leito móvel simulado, novo processo híbrido de saparação e respectivas utilizações
US8658845B2 (en) 2012-05-23 2014-02-25 Orochem Technologies, Inc. Process and adsorbent for separating ethanol and associated oxygenates from a biofermentation system
JP6411334B2 (ja) * 2012-05-23 2018-10-24 ランザテク・ニュージーランド・リミテッド 発酵及び疑似移動床プロセス
US8704016B2 (en) 2012-05-23 2014-04-22 Orochem Technologies, Inc. SMB process for the purification of ethanol and butanediol with integrated regeneration
US20160297747A1 (en) 2015-04-08 2016-10-13 Invista North America S.A.R.L. Materials and methods for the selective recovery of monovalent products from aqueous solutions using continuous ion exchange
WO2016164767A1 (en) 2015-04-10 2016-10-13 Invista North America S.A.R.L. Process for separation of diamines and/or omega-aminoacids from a feed mixture
US11097206B2 (en) * 2016-12-09 2021-08-24 Orochem Technologies Inc. Method for producing purified steviol product using simulated moving bed chromatography
CN113015578B (zh) 2018-09-18 2023-11-21 英威达纺织（英国）有限公司 用于从水性混合物中回收胺及其衍生物的系统和方法
CN110327883A (zh) * 2019-07-13 2019-10-15 安徽科技学院 脱除维生素c溶液色素碳素材料及制备方法及其脱色方法
CN110423229A (zh) * 2019-08-08 2019-11-08 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碱转化法制备维生素c的方法
CN110386908A (zh) * 2019-08-08 2019-10-29 安徽丰原发酵技术工程研究有限公司 一种以古龙酸盐为原料的碱转化法制备维生素c的方法
CN110343080A (zh) * 2019-08-08 2019-10-18 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含氮碱转化法制备维生素c的方法

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2185383A (en) 1937-04-28 1940-01-02 Charles Pflzer & Company Preparation of levo-ascorbic acid
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
US2956070A (en) 1958-04-29 1960-10-11 American Oil Co Organic chemical reactions involving liberation of water
FI69248C (fi) 1976-12-21 1986-01-10 Mitsubishi Chem Ind Foerfarande foer reglering av operationsprocessen av en simulerad roerlig baedd
US4764276A (en) 1984-07-30 1988-08-16 Advanced Separation Technologies Incorporated Device for continuous contacting of fluids and solids
JPH0669521B2 (ja) 1986-12-23 1994-09-07 三菱化成エンジニアリング株式会社 クロマト分離法
US4923616A (en) 1987-09-24 1990-05-08 Mitsubishi Petrochemical Company, Ltd. Method of separating chemical components in simulated moving bed
JPH0746097B2 (ja) 1988-05-17 1995-05-17 三菱化成エンジニアリング株式会社 クロマト分離法
FR2648136B1 (fr) 1989-06-12 1994-06-17 Rhone Poulenc Sante Procede de preparation de l'acide ascorbique
EP0671405A1 (de) 1994-01-18 1995-09-13 F. Hoffmann-La Roche Ag Herstellung von 2-Keto-L-gulonsäureestern
US5405992A (en) * 1994-04-28 1995-04-11 Uop Process for concurrent esterification and separation using a simulated moving bed
JPH08188578A (ja) * 1994-11-11 1996-07-23 Takeda Chem Ind Ltd Ｌ−アスコルビン酸の製造方法
US6146534A (en) 1996-08-19 2000-11-14 Reilly Industries, Inc. Thermally-managed separation and dewatering processes for recovering acid products
US5502248A (en) * 1995-02-27 1996-03-26 Uop Process for concurrent hydrolysis of esters and separation of products using a simulated moving bed
DE19547073C1 (de) 1995-12-16 1996-11-14 Merck Patent Gmbh Verfahren zur Herstellung von Ascorbinsäure
US6035396A (en) 1996-07-01 2000-03-07 Iomega Corporation Method for sharing a storage medium between computers having disparate operating systems
EP1000050A1 (de) 1997-07-16 2000-05-17 Enco Engineering Chur Ag Verfahren zur herstellung von ascorbat
DE19919203A1 (de) 1999-04-28 2000-11-02 Basf Ag Verfahren zur Herstellung von L-Ascorbinsäure
US6153791A (en) 1999-08-02 2000-11-28 Archer-Daniels-Midland Company Process for purifying 2-keto-L-gulonic acid
DE19938980A1 (de) 1999-08-19 2001-02-22 Basf Ag Verfahren zur Herstellung von 2-Keto-L-gulonsäureestern
US6740762B2 (en) * 2001-08-24 2004-05-25 Eastman Chemical Company Process for ascorbic acids using alkaline earth silicate catalysts

Similar Documents

Publication Publication Date Title
JP2005520817A5 (enExample)
WO2018017382A8 (en) A furan-2,5-dicarboxylic acid purge process
WO2006091731A3 (en) Processes for the preparation of linezolid intermediate
AR037493A1 (es) Proceso para la preparacion de hidrobromuro de citalopram
JPWO2022034876A5 (enExample)
JPS5543053A (en) Preparation of optically active gamma-hydroxyundecanoic acid
ATE356118T1 (de) Moexipril-magnesium enthaltende arzneimittel
JPS53127891A (en) Crystallization of co-enzyme q
JP2005220039A (ja) 新規抗真菌物質ｆａ２００ａ
JP2006325519A5 (enExample)
JPS5334758A (en) Preparation of alpha-(n-silyl-n-substituted)-carbamoylcarboxylic acid esters
JPS5368766A (en) Preparation of diterpene
JPS5266684A (en) Purification and separation of 2-keto-l-glonic acid
JPS5398958A (en) Preparation of n-(4-fluorophenyl)-2,3-dichloromaleimide
JPS52156878A (en) Preparation of 1-(2-tetrahydrofuryl-uracils)
JPS53101323A (en) Preparation of 2-substd-2-sulfenyl-1,3-dicarbonyl copound
TH71658A (th) ผลิตภัณฑ์สำหรับช่องปาก
TH60448S (th) กล้องตรวจระวังเด็กเล็ก
JPS545983A (en) Preparation of n'-(2-furanidyl)-5-fluorouracil
TH69823S (th) ขวดพร้อมฝา
TH23309S1 (th) ขวดพร้อมฝา
TH69820S (th) ขวดพร้อมฝา
TH69822S (th) ขวดพร้อมฝา
TH23303S1 (th) ขวดพร้อมฝา
TH69824S (th) ขวดพร้อมฝา