双(二异丙基氨基)(2-氰基乙氧基)膦 、
9-{(2R,4S,5R)-5-[Bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-4-hydroxy-tetrahydro-furan-2-yl}-2-{(E)-1-methyl-3-[4-(2-methylamino-ethoxy)-phenyl]-2,3-diphenyl-allylamino}-1,9-dihydro-purin-6-one 在
二异丙基铵盐四氮唑 作用下,
以66%的产率得到Diisopropyl-phosphoramidous acid (2R,3S,5R)-2-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-5-(2-{(E)-1-methyl-3-[4-(2-methylamino-ethoxy)-phenyl]-2,3-diphenyl-allylamino}-6-oxo-1,6-dihydro-purin-9-yl)-tetrahydro-furan-3-yl ester 2-cyano-ethyl ester