Concise Enantioselective Synthesis of (+)-Asperlin by Application of the Sharpless Kinetic Resolution to 2-Furylmethanol Derivatives Bearing Alkenyl Moiety on the Side Chain
作者:Toshio Honda、Nobuko Sano、Kazuo Kanai
DOI:10.3987/com-94-7001
日期:——
A reaction of (+/-)-(E)-1-(2-furyl)but-2-en-1-ol (1) under the Sharpless asymmetric oxidation condition using 30 mol% of D-(-)-diisopropyl tartrate (DIPT), 25 mol% of titanium tetraisopropoxide and 120 mol% of tert-butyl hydroperoxide (TBHP) afforded the (S)-epoxide (3), in 42% yield with high optical purity, which was further converted into an antitumour antibiotic, asperlin (10).
Enantio- and Diastereoselective Synthesis of (+)-Asperlin by the Sharpless Asymmetric Kinetic Resolution of an Unsymmetrical Divinylcarbinol
作者:Toshio Honda、Kazuo Kanai、Nobuko Sano
DOI:10.3987/com-98-s(h)5
日期:——
Asymmetric Total Synthesis of Antitumor Styryl Lactones and Related Natural Products
作者:Wei-Shan Zhou、Zhi-Cai Yang
DOI:10.3987/rev-96-487
日期:——
KAMETANI, TETSUJI;TATSUMAKI, YOKO;TSUBUKI, MANAYOZHI;HONDA, TOSHIO, HETEROCYCLES., 29,(1989) N, C. 1247-1249