Facile formation of tetrahydrofurans with multiple chiral centers using double iodoetherification of σ-symmetric diene acetals: short asymmetric total synthesis of rubrenolide and rubrynolide
作者:Hiromichi Fujioka、Yusuke Ohba、Hideki Hirose、Kenji Nakahara、Kenichi Murai、Yasuyuki Kita
DOI:10.1016/j.tet.2008.02.088
日期:2008.5
novel double intramolecular iodoetherification of σ-symmetric dieneacetals from (R,R)-hydrobenzoin occurred in highly diastereoselective manners to give tetrahydrofuran moieties with multiple chiral centers in a one-pot operation. The chemoselective discrimination of the two iodomethyl functions in the products was attained in various reactions. The reaction was applied to the concise asymmetric syntheses