[difluoro{1-[3,4-bis(acetoxy)-5-(bis[(benzyloxyphosphorylmethyl)benzyloxyphosphorylmethyl]methyloxyphosphoryl)-tetrahydrofuran-2-yl]-2-oxo-1,2-dihydro-pyridin-4-yl}methyl]phosphonic acid diethyl ester 在
三甲基溴硅烷 、
ammonium hydroxide 作用下,
以
二氯甲烷 、
甲醇 为溶剂,
反应 144.0h,
以53%的产率得到[difluoro{1-[3,4-bis(hydroxy)-5-{[(dihydroxyphosphorylmethyl)hydroxyphosphorylmethyl]hydroxyphosphoryl}tetrahydrofuran-2-yl]-2-oxo-1,2-dihydro-pyridin-4-yl}methyl]phosphonic acid hexasodium salt