IL45384A - Process for the preparation of methylcobalamine from cyanocobalamine - Google Patents

Process for the preparation of methylcobalamine from cyanocobalamine

Info

Publication number
IL45384A
IL45384A IL45384A IL4538474A IL45384A IL 45384 A IL45384 A IL 45384A IL 45384 A IL45384 A IL 45384A IL 4538474 A IL4538474 A IL 4538474A IL 45384 A IL45384 A IL 45384A
Authority
IL
Israel
Prior art keywords
methylcobalamine
cyanocobalamine
preparation
Prior art date
Application number
IL45384A
Other languages
English (en)
Other versions
IL45384A0 (en
Original Assignee
Opochimie L
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
Priority claimed from FR7328998A external-priority patent/FR2240232A1/fr
Priority claimed from FR7346829A external-priority patent/FR2256174A2/fr
Application filed by Opochimie L filed Critical Opochimie L
Publication of IL45384A0 publication Critical patent/IL45384A0/xx
Publication of IL45384A publication Critical patent/IL45384A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H23/00—Compounds containing boron, silicon, or a metal, e.g. chelates, vitamin B12
IL45384A 1973-08-08 1974-08-02 Process for the preparation of methylcobalamine from cyanocobalamine IL45384A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7328998A FR2240232A1 (en) 1973-08-08 1973-08-08 Methylcobalamine prepn from cyanocobalamine - by reduction and methylation using methyl acid oxalate and a metal
FR7346829A FR2256174A2 (en) 1973-12-28 1973-12-28 Methylcobalamine prepn from cyanocobalamine - by reduction and methylation using methyl acid oxalate and a metal

Publications (2)

Publication Number Publication Date
IL45384A0 IL45384A0 (en) 1974-11-29
IL45384A true IL45384A (en) 1976-09-30

Family

ID=26217885

Family Applications (1)

Application Number Title Priority Date Filing Date
IL45384A IL45384A (en) 1973-08-08 1974-08-02 Process for the preparation of methylcobalamine from cyanocobalamine

Country Status (16)

Country Link
JP (1) JPS5727119B2 (es)
AR (1) AR199756A1 (es)
CA (1) CA1019726A (es)
CH (1) CH583744A5 (es)
DE (1) DE2434967A1 (es)
DK (1) DK136775B (es)
ES (1) ES428798A1 (es)
GB (1) GB1419933A (es)
IE (1) IE41823B1 (es)
IL (1) IL45384A (es)
IN (1) IN139935B (es)
LU (1) LU70582A1 (es)
NL (1) NL7410061A (es)
NO (1) NO742545L (es)
OA (1) OA04753A (es)
SE (1) SE412589B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1394174B1 (en) 2001-06-05 2015-11-11 Eisai R&D Management Co., Ltd. Process for producing methylcobalamin
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
WO2018007035A1 (en) * 2016-07-08 2018-01-11 Interquim, S.A. Process for the purification of methylcobalamin
CN114874276A (zh) * 2022-04-21 2022-08-09 南京工业大学 一种改进的合成甲钴胺的方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE789252A (fr) * 1971-11-10 1973-03-26 Boige Jean Procede de fabrication de la methylcobalamine

Also Published As

Publication number Publication date
CA1019726A (en) 1977-10-25
SE412589B (sv) 1980-03-10
JPS5727119B2 (es) 1982-06-08
DE2434967A1 (de) 1975-02-20
NL7410061A (nl) 1975-02-11
DK136775B (da) 1977-11-21
OA04753A (fr) 1980-08-31
IE41823B1 (en) 1980-04-09
ES428798A1 (es) 1976-09-16
CH583744A5 (es) 1977-01-14
AR199756A1 (es) 1974-09-23
IL45384A0 (en) 1974-11-29
IN139935B (es) 1976-08-21
IE41823L (en) 1975-02-08
DK386274A (es) 1975-04-01
DK136775C (es) 1978-05-08
NO742545L (es) 1975-03-10
JPS5041900A (es) 1975-04-16
LU70582A1 (es) 1976-05-31
AU7188674A (en) 1976-02-05
SE7410005L (es) 1975-02-10
GB1419933A (en) 1975-12-31

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