JPS53144574A - Preparation of alpha-tocopherol - Google Patents

Preparation of alpha-tocopherol

Info

Publication number
JPS53144574A
JPS53144574A JP5705577A JP5705577A JPS53144574A JP S53144574 A JPS53144574 A JP S53144574A JP 5705577 A JP5705577 A JP 5705577A JP 5705577 A JP5705577 A JP 5705577A JP S53144574 A JPS53144574 A JP S53144574A
Authority
JP
Japan
Prior art keywords
tocopherol
alpha
preparation
specific
phytols
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
JP5705577A
Other languages
Japanese (ja)
Other versions
JPS6046114B2 (en
Inventor
Chiaki Seki
Kiyoshi Aizawa
Yoshihiro Koga
Yusuke Konishi
Kichisaburo Hamamura
Shizumasa Kijima
Akimaro Nonaka
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 JP5705577A priority Critical patent/JPS6046114B2/en
Publication of JPS53144574A publication Critical patent/JPS53144574A/en
Publication of JPS6046114B2 publication Critical patent/JPS6046114B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: To prepare α-tocopherol almost quantitatively by condensation of 2,3,5trimethylhydroquinone with phytols in a specific solvent in the presence of specific catalysts under mild conditions.
COPYRIGHT: (C)1978,JPO&Japio
JP5705577A 1977-05-19 1977-05-19 Production method of α-tocopherol Expired JPS6046114B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5705577A JPS6046114B2 (en) 1977-05-19 1977-05-19 Production method of α-tocopherol

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5705577A JPS6046114B2 (en) 1977-05-19 1977-05-19 Production method of α-tocopherol

Publications (2)

Publication Number Publication Date
JPS53144574A true JPS53144574A (en) 1978-12-15
JPS6046114B2 JPS6046114B2 (en) 1985-10-14

Family

ID=13044749

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5705577A Expired JPS6046114B2 (en) 1977-05-19 1977-05-19 Production method of α-tocopherol

Country Status (1)

Country Link
JP (1) JPS6046114B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59190987A (en) * 1983-04-11 1984-10-29 Mitsui Toatsu Chem Inc Preparation of dl-alpha-tocopherol

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59190987A (en) * 1983-04-11 1984-10-29 Mitsui Toatsu Chem Inc Preparation of dl-alpha-tocopherol
JPH0559116B2 (en) * 1983-04-11 1993-08-30 Mitsui Toatsu Chemicals

Also Published As

Publication number Publication date
JPS6046114B2 (en) 1985-10-14

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