Enantioselective construction of the tetrahydropyran and tetrahydrofuran fragments of the antitumor agent mucocin from a common intermediate
作者:P. Andrew Evans、V.Srinivasa Murthy
DOI:10.1016/s0040-4039(98)02674-4
日期:1999.2
The cis-2,6-disubstituted tetrahydropyran 3 and trans-2,5-disubstituted tetrahydrofuran 4 required for the total synthesis of the potent antitumor agent mucocin 1 were prepared from the α,β-unsaturated ester 2 using a complementary Sharpless asymmetric epoxidation/cyclization protocol.
所述顺式-2,6-二取代的四氢吡喃3和反式-2,5-二取代的四氢呋喃4所需mucocin的有效的抗肿瘤剂的总合成1是从制备α,β不饱和酯2使用互补的Sharpless不对称环氧化/环化协议。