An efficient synthesis of 1,4-dideoxy-1,4-imino-d- and l-arabinitol and 1,4-dideoxy-1,4-imino-d- and l-xylitol from chiral aziridines
作者:Hwan Geun Choi、Dong-Sik Park、Won Koo Lee、Taebo Sim
DOI:10.1016/j.tetlet.2013.08.040
日期:2013.10
highly efficient method for the synthesis of 1,4-dideoxy-1,4-imino-d- and l-arabinitol (d-AB1, 1 and l-AB1, 3) and 1,4-dideoxy-1,4-imino-d- and l-xylitol (d-DIX, 2 and l-DIX, 4) starting from commercially available chiral aziridines was developed. The general strategy employs a sequence involving two-carbon homologation, dihydroxylation, and regioselective aziridine ring opening/intramolecular five-membered
为1,4-二去氧-1,4-亚氨基的合成高效方法d -和升-arabinitol(d -AB1,1个升-AB1,3)和1,4-二脱氧-1,4-亚氨基d-和l-木糖醇(d -DIX,2和l -DIX,4)从商业上可获得的手性氮丙啶开始开发。一般策略采用的序列涉及两碳同源,二羟基化和区域选择性氮丙啶开环/分子内五元亚氨基糖环的形成。重结晶以生成纯的非对映异构体的简便方法使该路线更适合大规模合成。