The deoxyribonucleoside phosphoramidites with various protecting groups at phosphorus have been prepared rapidly in good yields in one-pot reaction from bis(diisopropylamino)chlorophosphine as a new phosphitylating agent without isolation of bis(diisopropylamino)alkoxyphosphines.
在
磷上具有各种保护基团的脱氧
核糖核苷
磷酰胺,以双(
二异丙基氨基)
氯膦作为新的
磷酰化剂,无需分离双(
二异丙基氨基)烷氧基膦,即可在一锅反应中快速制备,且收率良好。