220439-85-0Relevant academic research and scientific papers
Enantioselective carbanion cyclization of 5-alkenyl carbamates induced by asymmetric lithiation with s-butyllithium/(-)-sparteine system
Tomooka, Katsuhiko,Komine, Nobuyuki,Sasaki, Tomoya,Shimizu, Hideo,Nakai, Takeshi
, p. 9715 - 9718 (1998)
Treatment of (E)-6-phenyl-5-hexenyl carbamates with s-BuLi/(-)-sparteine is shown to afford the trans-1,2-disubstituted cyclopentane derivatives in high % ee, along with the bicyclo[3.1.0]hexanes (bicyclization products).
