DK1236737T3 - Fremgangsmåde til fremstilling af methylcobalamin - Google Patents

Fremgangsmåde til fremstilling af methylcobalamin

Info

Publication number
DK1236737T3
DK1236737T3 DK00979985T DK00979985T DK1236737T3 DK 1236737 T3 DK1236737 T3 DK 1236737T3 DK 00979985 T DK00979985 T DK 00979985T DK 00979985 T DK00979985 T DK 00979985T DK 1236737 T3 DK1236737 T3 DK 1236737T3
Authority
DK
Denmark
Prior art keywords
methylcobalamin
preparation
provides
methylating
producing methylcobalamin
Prior art date
Application number
DK00979985T
Other languages
English (en)
Inventor
Hiroshi Kuroda
Yoshihiko Hisatake
Original Assignee
Eisai Co Ltd
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 Eisai Co Ltd filed Critical Eisai Co Ltd
Application granted granted Critical
Publication of DK1236737T3 publication Critical patent/DK1236737T3/da

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07HSUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H23/00Compounds containing boron, silicon or a metal, e.g. chelates or vitamin B12

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)
  • Saccharide Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
DK00979985T 1999-12-09 2000-12-07 Fremgangsmåde til fremstilling af methylcobalamin DK1236737T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP35068399 1999-12-09
JP2000188619 2000-06-23

Publications (1)

Publication Number Publication Date
DK1236737T3 true DK1236737T3 (da) 2006-06-19

Family

ID=26579251

Family Applications (1)

Application Number Title Priority Date Filing Date
DK00979985T DK1236737T3 (da) 1999-12-09 2000-12-07 Fremgangsmåde til fremstilling af methylcobalamin

Country Status (12)

Country Link
US (1) US6657057B2 (da)
EP (1) EP1236737B1 (da)
JP (1) JP3948958B2 (da)
KR (1) KR100694688B1 (da)
CN (1) CN1170841C (da)
AT (1) ATE318833T1 (da)
CA (1) CA2394155C (da)
DE (1) DE60026354T2 (da)
DK (1) DK1236737T3 (da)
ES (1) ES2257339T3 (da)
TW (1) TW581770B (da)
WO (1) WO2001042271A1 (da)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2449480C (en) * 2001-06-05 2009-07-21 Eisai Co., Ltd. Process for producing methylcobalamin
AU2003258100A1 (en) * 2002-08-06 2004-02-23 Intradigm Corporation Methods of down regulating target gene expression in vivo by introduction of interfering rna
ES2264374B1 (es) * 2005-03-23 2007-11-01 Ferrer Internacional, S.A. Procedimiento de fabricacion de la metilcobalamina.
CN100348201C (zh) * 2005-09-29 2007-11-14 周卓和 甲钴胺分散片及其制备方法
JP5779710B2 (ja) * 2011-05-30 2015-09-16 インターキム ソシエダッド アノニマ デ キャピタル バリアブレInterquim, S.A. De C.V. メチルコバラミンの合成プロセス
CN102391340A (zh) * 2011-10-31 2012-03-28 河北玉星生物工程有限公司 一种甲钴胺的制备方法
CN105218608A (zh) * 2015-10-29 2016-01-06 无锡福祈制药有限公司 一种甲钴胺的制备方法
HUE063127T2 (hu) 2016-07-08 2024-01-28 Healthtech Bio Actives S L U Eljárás metilkobalamin tisztítására
CN106349313B (zh) * 2016-08-23 2019-05-14 宁夏泰瑞制药股份有限公司 一种利用氰钴胺合成甲钴胺粗品的方法
CN108546278A (zh) * 2018-03-17 2018-09-18 山东辰龙药业有限公司 甲钴胺的精制方法
DE102018005078A1 (de) 2018-06-26 2020-01-02 Ilma biochem GmbH Verfahren zur Herstellung und Zusammensetzung von stabilisierten Cob(II)alamin- und Cob(II)inamide-Lösungen als Ausgangszubereitungen zur Herstellung von Arzneimitteln, Medizinprodukten, Nahrungsergänzungsmitteln und Kosmetika
CN108948116A (zh) * 2018-08-30 2018-12-07 上海应用技术大学 一种甲钴胺的绿色合成工艺
CN111808158B (zh) * 2020-07-23 2022-12-06 宁夏金维制药股份有限公司 一种维生素b12粗品的制备方法
CN114874274B (zh) * 2022-04-21 2024-05-14 南京工业大学 一种改进的合成甲钴胺的方法
CN114874276B (zh) * 2022-04-21 2024-06-21 南京工业大学 一种改进的合成甲钴胺的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4538059B1 (da) * 1967-07-27 1970-12-02
BE759614A (fr) * 1969-12-01 1971-06-01 Glaxo Lab Ltd Elimination d'ions cyanure de solutions de corrinoides
GB1306958A (en) 1970-09-30 1973-02-14 Pierrel Spa Process for the preparation of substituted cobamides
FR2108794B1 (da) 1970-10-06 1974-04-12 Roussel Uclaf
FR2240232A1 (en) 1973-08-08 1975-03-07 Boige Jean Methylcobalamine prepn from cyanocobalamine - by reduction and methylation using methyl acid oxalate and a metal
US3928320A (en) 1971-11-10 1975-12-23 Jean Boige Process for the preparation of methylcobalamine
BE789252A (fr) 1971-11-10 1973-03-26 Boige Jean Procede de fabrication de la methylcobalamine
US3789211A (en) 1972-07-14 1974-01-29 Marvin Glass & Associates Decorative lighting system
JPS4947899A (da) 1972-09-18 1974-05-09
JPS5729587B2 (da) 1973-06-14 1982-06-23
JPS5038120A (da) 1973-08-09 1975-04-09
JPH08143590A (ja) 1994-11-24 1996-06-04 Meiji Seika Kaisha Ltd 高純度メチルコバラミンの製造方法

Also Published As

Publication number Publication date
DE60026354D1 (de) 2006-04-27
CN1409723A (zh) 2003-04-09
US20020183511A1 (en) 2002-12-05
US6657057B2 (en) 2003-12-02
DE60026354T2 (de) 2006-11-09
ES2257339T3 (es) 2006-08-01
WO2001042271A1 (en) 2001-06-14
CA2394155C (en) 2008-01-15
EP1236737B1 (en) 2006-03-01
EP1236737A4 (en) 2003-02-26
ATE318833T1 (de) 2006-03-15
EP1236737A1 (en) 2002-09-04
TW581770B (en) 2004-04-01
KR100694688B1 (ko) 2007-03-13
KR20030022767A (ko) 2003-03-17
JP3948958B2 (ja) 2007-07-25
CA2394155A1 (en) 2001-06-14
CN1170841C (zh) 2004-10-13

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