The aziridine ring opening of N-tosylepimino carbohydrates 1-6 having D-allo, D-manno, D-galacto and D-talo configurations with benzyl alcohol, benzylamine and phenylmethanethiol afforded 2-, 3- and 4-O-benzyl-, benzylsulfanyl and benzylamino derivatives of 1,6-anhydro-β-D-hexopyranoses of D-gluco, D-galacto and D-manno configurations 7-23 in 44-99% yields. Hexenopyranoses 24-26 were prepared from tosylepimino carbohydrates 1, 4 and 5 by intramolecular rearrangement of the aziridine ring.
使用苯甲醇、苯甲胺和苯基甲硫醇开启D-异构体、D-曼诺异构体、D-半乳糖异构体和D-他洛异构体的N-对甲苯基乙酰亚胺糖衍生物1-6的氮杂环丙烷开环,产率为44-99%,得到D-葡萄糖异构体、D-半乳糖异构体和D-曼诺异构体的2-、3-和4-O-苯甲基、苯甲硫基和苯甲胺衍生物7-23的1,6-脱水-β-D-己糖吡喃糖衍生物。通过氮杂环丙烷环的分子内重排,从对甲苯基乙酰亚胺糖衍生物1、4和5制备了己烯吡喃糖24-26。