作者:J�rg Gutzwiller、Giacomo Pizzolato、Milan R. Uskokovi?
DOI:10.1002/hlca.19810640544
日期:1981.7.22
rac.-Ajmalicine (31) and 19-epi-ajmalicine (30) have been synthesized by a convergent route from the preformed D, E-ring moieties 25 and 27 and tryptophyl bromide. Two syntheses of the trans-1-benzoyl-3-vinyl-4-piperidineacetic acid (13), used in the preparation of 25 and 27, are also described.
外消旋。-阿马里新(31)和19-外延-ajmalicine(30)已经被会聚路径从预成型d合成,E形环部分25和27和色氨酰溴。还描述了在制备25和27中使用的反式-1-苯甲酰基-3-乙烯基-4-哌啶乙酸的两种合成(13)。