Design, Synthesis, and Antiviral Evaluation of Some 3′-Carboxymethyl-3′-Deoxyadenosine Derivatives
作者:Matt A. Peterson、Pucheng Ke、Houguang Shi、Carl Jones、Brenda R. McDougall、W. Edward Robinson
DOI:10.1080/15257770701426278
日期:2007.6.15
3′-Carboxymethyl-3′-deoxyadenosine derivatives were prepared from 2′-O-TBDMS-3′-[(ethoxycarbonyl)methyl]-3′-deoxyadenosine (1) via simple and efficient procedures. Conversion of 1 to its 5′-azido-5′-deoxy derivative 5 was accomplished via a novel one-pot method employing 5′-activation (TosCl) followed by efficient nucleophilic displacement with tetramethylguanidinium azide. Compound 5 was converted
通过简单有效的方法,由2′-O-TBDMS-3′-[((乙氧羰基)甲基] -3′-脱氧腺苷(1)制备3′-羧甲基-3′-脱氧腺苷衍生物。通过一种新颖的一锅法,使用5'-活化(TosCl),然后用叠氮化四甲基胍有效地亲核置换,可以将1转化为其5'-叠氮基5'-脱氧衍生物5。使用H2 / Pd-C通过一锅还原/酰化将化合物5转化为5'-[((N-甲基氨基甲酰基)氨基]衍生物8,然后用对硝基苯基N-甲基氨基甲酸酯处理。通过用苯基异氰酸酯处理引入N 6-苯基氨基甲酰基,并且是一种有效的新方法,用于内酯化2'-O-TBDMS-3'-[(乙氧基羰基)甲基] -3'-脱氧腺苷,得到相应的2',3'-还开发了内酯。