JPS6256490A - 高純度メチルコバラミンの製造方法 - Google Patents

高純度メチルコバラミンの製造方法

Info

Publication number
JPS6256490A
JPS6256490A JP19601985A JP19601985A JPS6256490A JP S6256490 A JPS6256490 A JP S6256490A JP 19601985 A JP19601985 A JP 19601985A JP 19601985 A JP19601985 A JP 19601985A JP S6256490 A JPS6256490 A JP S6256490A
Authority
JP
Japan
Prior art keywords
methylcobalamin
lower aliphatic
reaction mixture
aliphatic ketone
water
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.)
Granted
Application number
JP19601985A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0572919B2 (de
Inventor
Yoshito Kodama
児玉　義人
Yasuo Kubo
久保　安雄
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.)
Eisai Co Ltd
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
Priority to JP19601985A priority Critical patent/JPS6256490A/ja
Publication of JPS6256490A publication Critical patent/JPS6256490A/ja
Publication of JPH0572919B2 publication Critical patent/JPH0572919B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Saccharide Compounds (AREA)
JP19601985A 1985-09-06 1985-09-06 高純度メチルコバラミンの製造方法 Granted JPS6256490A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19601985A JPS6256490A (ja) 1985-09-06 1985-09-06 高純度メチルコバラミンの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19601985A JPS6256490A (ja) 1985-09-06 1985-09-06 高純度メチルコバラミンの製造方法

Publications (2)

Publication Number Publication Date
JPS6256490A true JPS6256490A (ja) 1987-03-12
JPH0572919B2 JPH0572919B2 (de) 1993-10-13

Family

ID=16350868

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19601985A Granted JPS6256490A (ja) 1985-09-06 1985-09-06 高純度メチルコバラミンの製造方法

Country Status (1)

Country Link
JP (1) JPS6256490A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014510134A (ja) * 2011-05-30 2014-04-24 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 メチルコバラミンの合成プロセス

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014510134A (ja) * 2011-05-30 2014-04-24 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 メチルコバラミンの合成プロセス

Also Published As

Publication number Publication date
JPH0572919B2 (de) 1993-10-13

Similar Documents

Publication Publication Date Title
KR100234930B1 (ko) 2-0-알파-d글루코피라노실-l-아스코르브산고 함유물의 제조방법
WO1984000759A1 (en) Desoxyuridine derivatives, processes for their preparation and their use as pharmaceuticals
JPS61140599A (ja) ５’‐メチルチオ‐５’‐デオキシアデノシンと長鎖アルキルスルホン酸との塩
JPH05247078A (ja) 糖化合物、シアル酸含有糖鎖類生合成阻害剤、その製造方法、並びに新規な中間体
JPS6256490A (ja) 高純度メチルコバラミンの製造方法
JPH08143590A (ja) 高純度メチルコバラミンの製造方法
JP3315158B2 (ja) グルタチオンの精製法
US5223500A (en) Stable pharmaceutical composition of alkaline or alkaline earth 5-methyl tetrahydrofolate
JPS6256491A (ja) 高純度メチルコバラミンの製造法
JPH07113024B2 (ja) ピロロキノリンキノンの精製方法
US2709669A (en) Process for separating vitamin b12 active substances from contaminants
US20040082776A1 (en) Process for recovery of uridine from molasses
JPS62242692A (ja) モラノリン誘導体の製造法
JPS6337635B2 (de)
JPH0826020B2 (ja) ジデオキシイノシンの精製方法
JPH0631306B2 (ja) シチジン―５′―ジリン酸コリン１水和物結晶の製造法
JPS61115093A (ja) モラノリン誘導体の製法
JP3053510B2 (ja) Ｄ−キロ−イノシトールの製造法
JPS6377890A (ja) Ｌ−アスコルビン酸−２−リン酸エステルの精製法
JP3643603B2 (ja) 精製フラクトオリゴ糖の製造方法
JPS6117598A (ja) 高純度非晶性遊離酸型β‐ニコチンアミド‐アデニン‐ジヌクレオチドの製造方法
EP0045415B1 (de) Di-L-Zystein-L-malat und Verfahren zu seiner Herstellung
JPH0267256A (ja) カルニチンおよびカルニチンニトリルの単離精製法
US3461113A (en) Process for recovering flavin-adenine dinucleotide
JPH0566943B2 (de)

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees