444177-92-8Relevant articles and documents
Synthesis of the ABC ring system of azaspiracid. 1. Effect of D ring truncation on bis-spirocyclization
Carter, Rich G.,Bourland, T. Campbell,Graves, David E.
, p. 2177 - 2179 (2007/10/03)
(matrix presented) Synthesis of a spirocyclization precursor with a truncated D ring has been accomplished. Subsequent bis-spirocyclization induced the formation of equal amounts of the natural transoidal 10R,13S bis-spirocycle and its cisoidal 10R,13S ep