Tetrahedron Letters

1, 3-O-to-C-alkyl migration of 1-alkenyl alkyl acetals and ketals catalyzed by boron trifluoride. Selective cross-and regioselective aldol type reactions

M Takahashi, H Suzuki, Y Moro-Oka, T Ikawa

Index: Takahashi, Mitsuru; Suzuki, Hiroharu; Moro-Oka, Yoshihiko; Ikawa, Tsuneo Tetrahedron Letters, 1982 , vol. 23, # 10 p. 1079 - 1082

Full Text: HTML

Citation Number: 12

Abstract

Download full text in PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... 1,3-Alkyl migration of 1-alkenyl alkyl acetals and ketals is effectively catalyzed by trifluoroborane etherate to give cross aldol type products selectively. Remarkable regio-selectivity is observed in the synthesis of α-alkyl-β-alkoxy-ketones. ... J. Syn. Org. Chem. Jpn., 37 (1979), p. 307 ...