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ChemInform Abstract: Practical Synthesis of (.+-.)-α-Tocopherol. Trifluoromethanesulfonimide as an Extremely Active Broensted Acid Catalyst for the Condensation of Trimethylhydroquinone with Isophytol.

✍ Scribed by K. ISHIHARA; M. KUBOTA; H. YAMAMOTO

Publisher: John Wiley and Sons
Year: 2010
Weight: 33 KB
Volume: 28
Category: Article
ISSN: 0931-7597
DOI: 10.1002/chin.199715218

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✦ Synopsis

Practical Synthesis of (±)-α-Tocopherol.

Trifluoromethanesulfonimide as an Extremely Active Broensted Acid Catalyst for the Condensation of Trimethylhydroquinone with Isophytol.

-The condensation of trimethylhydroquinone (I) with isophytol (II) in the presence of a variety of acidic catalysts is investigated. Trifluoromethanesulfonimide is found to be an extremely active Broensted acid catalyst. -(ISHIHARA, K.;

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