N'-[1-[(2R,3S,4S,5R)-5-azido-4-hydroxy-5-(hydroxymethyl)-3-methyloxolan-2-yl]-2-oxopyrimidin-4-yl]-N,N-dimethylmethanimidamide 、
butyl (2S)-2-[[chloro-(4-chloro-5-methyl-2-propan-2-ylphenoxy)phosphoryl]amino]propanoate 在
N-甲基咪唑 作用下,
以
二氯甲烷 为溶剂,
以11%的产率得到butyl (2S)-2-[[[(2R,3S,4S,5R)-2-azido-5-[4-(dimethylaminomethylideneamino)-2-oxopyrimidin-1-yl]-3-hydroxy-4-methyloxolan-2-yl]methoxy-(4-chloro-5-methyl-2-propan-2-ylphenoxy)phosphoryl]amino]propanoate