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Note | Special issue | Vol 66, No. 1, 2005, pp.621-625
Published online, 14th October, 2005
DOI: 10.3987/COM-05-S(K)51
Palladium-catalyzed Cyclocotrimerization of Propargyl Alcohols with Aryl Halides

Shuichi Oi,* Hideki Orihara, Hiroshi Kawai, and Yoshio Inoue*

*Graduate School of Engineering, Tohoku University, Aramaki, Aoba-ku, Sendai 980-8578, Japan


Tertiary propargyl alcohols react with aryl halides in the presence of K2CO3 and a catalytic amount of palladium(0) complex affording 2:1 cyclocotrimerization products, 3-benzylidene-2,3-dihydrofuranes (3).