2008

RearrangementsO 0140 Highly Enantioselective [2,3]-Wittig Rearrangement of Functionalized Allyl Ben-

zyl Ethers: A Novel Approach to Lignan Synthesis. — An asymmetric [2,3]-Wittig rearrangement leading to versatile intermediates for preparation of lignans is presented. — (HIROKAWA, Y.; KITAMURA, M.; MAEZAKI*, N.; Tetrahedron: Asymmetry 19 (2008) 10, 1167-1170; Fac. Pharm, Osaka Ohtani Univ., Tondabayashi City 584, Japan; Eng.) — Nuesgen

42- 026