Construction of Azaspirocyclic Ketones through α-Hydroxyiminium Ion or α-Siloxy Epoxide Semipinacol Rearrangements
作者:Michaël D. B. Fenster、Brian O. Patrick、Gregory R. Dake
DOI:10.1021/ol0160708
日期:2001.6.1
[GRAPHICS]Semipinacol-type rearrangements to produce azaspirocyclic ketones are presented. The yields and stereoselectivities of these reactions range from 67-94% yield and 2.8:1 to 1:0 diastereoselectivity, respectively.