Deoxy-nitrosugars. 10th Communication. Synthesis of Isosteric Phosphonate Analogues of Ulose-1-Phosphates
作者:Radomir Julina、Andrea Vasella
DOI:10.1002/hlca.19850680402
日期:1985.6.26
A general approach to isosteric phosphonate analogues of ulose-l-phosphates is described. A base-catalysed chain elongation via a Michael addition of 1-deoxy-1-nitro-sugars 4, 8, and 16 to the vinylphosphonate 18 followed by hydrolysis of the nitro adducts gave the analogues of D-ribulose-1-phosphate, D-fructose-1-phosphate, and D-sedoheptulose-1,7-diphosphate 21, 23, and 27, respectively, in high
描述了一般的方法,以等距磷酸1-糖磷酸酯的等排代磷酸酯类似物。通过将1-脱氧-1-硝基糖4、8和16迈克尔加成到乙烯基膦酸酯18上,进行碱催化的链延长,然后将硝基加合物水解,得到D-核糖-1-磷酸酯的类似物D -果糖-1-磷酸和D-七庚糖-1,7-二磷酸分别以21、23和27高产。