1998 furan derivatives

furan derivativesR 0060

14 - 106Intramolecular Radical Cyclization of 2-Haloethanal Allyl Acetal andAllyl 2-Halophenyl Ether with a Grignard Reagent in the Presenceof Iron(II) Chloride. — In continuation with earlier results, the titleradical cyclization is presented. In most cases PhMgBr gives higher yieldsthan BuMgBr. Mechanistical aspects are discussed. — (HAYASHI, Y.;SHINOKUBO, H.; OSHIMA, K.; Tetrahedron Lett. 39 (1998) 1-2, 63-66; Dep.Mater. Chem., Grad. Sch. Eng., Kyoto Univ., Sakyo, Kyoto 606, Japan; EN)

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1998 furan derivatives

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