The chemistry of the 1-deoxynojirimycin system. Synthesis of 2-acetamido-1,2-dideoxynojirimycin from 1-deoxynojirimycin
作者:Horst Böshagen、Fred-Robert Heiker、A. Matthias Schüller
DOI:10.1016/0008-6215(87)80126-x
日期:1987.7
The synthesis of 2-acetamido-1,2-dideoxynojirimycin (2-acetamido-1,2,5-tri-deoxy-1,5-imino-D-glucitol) by a double inversion procedure starting from 1-deoxynojirimycin is reported. The key intermediates were the selectively protected N-benzyl-1,5-dideoxy-1,5-imino-4,6-O-isopropylidene-D-mannitol, the triflate ester N-benzyl-3-O-benzyl-1,5-dideoxy-1,5-imino-4,6-O-isopropylidene-2-O- (tri-fluorometh
据报道,通过从1-脱氧野rim霉素开始的双重转化方法,合成了2-乙酰氨基-1,2-二脱氧野oji霉素(2-乙酰胺基1,2,5-三-脱氧-1,5-亚氨基-D-葡萄糖醇)。关键中间体是被选择性保护的N-苄基-1,5-二甲氧基-1,5-亚氨基-4,6-O-异亚丙基-D-甘露醇,三氟甲酸酯N-苄基-3-O-苄基-1, 5-二脱氧-1,5-亚氨基-4,6-O-异亚丙基-2-O-(三氟甲基磺酰基)-D-甘露醇和2-叠氮基-N-苄基-3-O-苄基-1,2从1-脱氧野oji霉素容易地获得的1,5-三-脱氧-1,5-亚氨基-4,6-O-异亚丙基-D-葡萄糖醇。因此,1-deoxynojirimycin用作与碳水化合物化学基本操作兼容的合成子。