标准品Chemical Name: CAS Number: Category：Anti-virals, Heterocycles, Nucleotides,

Off-White Solid (1R,2S,3R,5R)-5-(2-Amino-6-(benzyloxy)-1H-purin-9(6H)-yl)-3-(benzyloxy)-2-((benzyloxy)methyl)cyclopentanol is an intermediate in the synthesis of Entecavir (E558900), an oral antiviral...