Dehydrative Reduction: A Highly Diastereoselective Synthesis of <i>syn</i>-Bisaryl(or Heteroaryl) Dihydrobenzoxathiins and Benzodioxane
作者:Seongkon Kim、Jane Y. Wu、Helen Y. Chen、Frank DiNinno
DOI:10.1021/ol0274763
日期:2003.3.1
[GRAPHICS]TFA/Et3SIH-mediated cyclization of thioketones 5 derived from the reaction of functionalized thiophenols (catechols) with bromo ketones gave syn 2,3-bisaryl(or heteroaryl) dihydrobenzoxathiins and benzodioxane 1 with total diastereoselectivity (>99:1), in excellent yields.
ADAM, W.;PETERS, E. -M.;PETERS, K.;PLATSCH, H.;SCHMIDT, E.;VON, SCHNERING+, J. ORG. CHEM., 1984, 49, N 21, 3920-3928
作者:ADAM, W.、PETERS, E. -M.、PETERS, K.、PLATSCH, H.、SCHMIDT, E.、VON, SCHNERING+