Abstract
Montmorillonite K 10 or montmorillonite K 10-supported metal salt as catalysts to synthesize VE (yield 21.0–64.4%) with 2,3,5-trimethylhydroquinone and isophytol. The catalysts can be reused.
Acknowledgments
We thank the helpful discussion with Dr. Susumu Akutagawa, TNI, Japan.