JPH0148253B2 - - Google Patents

Info

Publication number
JPH0148253B2
JPH0148253B2 JP56097431A JP9743181A JPH0148253B2 JP H0148253 B2 JPH0148253 B2 JP H0148253B2 JP 56097431 A JP56097431 A JP 56097431A JP 9743181 A JP9743181 A JP 9743181A JP H0148253 B2 JPH0148253 B2 JP H0148253B2
Authority
JP
Japan
Prior art keywords
dihydrovitamin
vitamin
methanol
purity
acylate
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
Application number
JP56097431A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57212142A (en
Inventor
Hitoshi Toyoda
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.)
Nisshin Seifun Group Inc
Original Assignee
Nisshin Seifun Group Inc
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 Nisshin Seifun Group Inc filed Critical Nisshin Seifun Group Inc
Priority to JP56097431A priority Critical patent/JPS57212142A/ja
Publication of JPS57212142A publication Critical patent/JPS57212142A/ja
Publication of JPH0148253B2 publication Critical patent/JPH0148253B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP56097431A 1981-06-25 1981-06-25 Purification of dihydrovitamin k derivative Granted JPS57212142A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56097431A JPS57212142A (en) 1981-06-25 1981-06-25 Purification of dihydrovitamin k derivative

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56097431A JPS57212142A (en) 1981-06-25 1981-06-25 Purification of dihydrovitamin k derivative

Publications (2)

Publication Number Publication Date
JPS57212142A JPS57212142A (en) 1982-12-27
JPH0148253B2 true JPH0148253B2 (enExample) 1989-10-18

Family

ID=14192199

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56097431A Granted JPS57212142A (en) 1981-06-25 1981-06-25 Purification of dihydrovitamin k derivative

Country Status (1)

Country Link
JP (1) JPS57212142A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE197037T1 (de) * 1995-12-20 2000-11-15 Hoffmann La Roche Herstellung von vitamin k1

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5315305A (en) * 1976-04-30 1978-02-13 Hoffmann La Roche Transsphytol * its derivatives and vitamin k

Also Published As

Publication number Publication date
JPS57212142A (en) 1982-12-27

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