Prodrugs of 2’,3’-Didehydro-3’-deoxythymidine (D4T): Synthesis, Antiviral Activity, and Rapid Pharmacokinetic Evaluation
作者:David R. Tortolani、John W. Russell、Valerie J. Whiterock、Muzammil M. Mansuri、John E. Starrett、Michael J.M. Hitchcock、John C. Martin
DOI:10.1002/jps.2600830315
日期:1994.3
modified pyrimidine analogues of 2',3'-didehydro-3'-deoxythymidine (d4T, stavudine, 1) were synthesized to determine their potential as oral prodrugs of d4T. Utilizing a screen developed for the rapid evaluation of a variety of prodrugs in mice, it was determined that 5'-acetate 2 provided comparable plasma levels of d4T after oral administration of the prodrug to that when d4T was administered alone. The
合成了一系列2',3'-didehydro-3'-脱氧胸苷的5'-衍生物和修饰的嘧啶类似物(d4T,stadudine,1),以确定其作为d4T口服前药的潜力。利用为快速评估小鼠中各种前药而开发的屏幕,可以确定5'-乙酸盐2在口服前药后可提供与单独给药d4T相当的血浆d4T水平。乙酸甲氧基酯3和碳酸环己酯5的相对口服生物利用度分别为79%和41%。二氢吡啶酯6口服6个小时后直至1小时仍未提供d4T的可检测水平。硫嘧啶8和9以及氨基嘧啶10也未能在口服后提供可测量的d4T水平。5'-衍生物3,5,