Bulletin of the Chemical Society of Japan p. 1673 - 1674 (1982)
Update date:2022-08-05
Topics:
Torii, Sigeru
Tanaka, Hideo
Nakane, Shoji
A straightforward synthesis of Vitamin K3 was performed by electrolysis of 2-methyl-5,8-dihydro-1,4-naphthalenediol in a MeCN-t-BuOH (9/1)-LiClO4-(Pt or C electrodes) system.The use of perchlorate salts or tetrafluoroborate salts as supporting electrolytes in various electrolysis systems, such as AcOH-t-BuOH (9/1)-LiClO4-(Pt) and AcOEt-t-BuOH (9/1)-Bu4NClO4-(Pt), also provided good results, while the use of Et4NOTs in MeOH afforded 2-methyl-5,8-dihydro-1,4-naphthoquinone, preferentially.
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