New Orally Active Serine Protease Inhibitors: Structural Requirements for Their Good Oral Activity
作者:Kazuhiko Senokuchi、Hisao Nakai、Yoshisuke Nakayama、Yoshihiko Odagaki、Katsuhito Sakaki、Masashi Kato、Toru Maruyama、Toru Miyazaki、Hidenori Ito
DOI:10.1021/jm00022a017
日期:1995.10
requirements for good oral activity of a series of para-substituted benzoyl esters of 4-hydroxybenzamidine serine protease inhibitors are described. The structure required for good oral activity was found to be general formula II whose corresponding ester has to be hydrolyzed in the intestine before absorption through the mucous membranes or in plasma after absorption. Biological evaluation of oral absorption
描述了对4-羟基苯甲m丝氨酸蛋白酶抑制剂的一系列对位取代的苯甲酸酯的良好口服活性的合成和结构要求。发现良好的口服活性所需的结构为通式II,其相应的酯必须在通过粘膜吸收之前在肠中或在吸收之后在血浆中水解。利用血浆抗胰蛋白酶活性对口服吸收进行生物学评估可用于快速评估。通过在口服给药后测量其实际血浆浓度,确认化合物14和16b在血浆浓度-时间曲线(AUC)下显示出良好的面积。他们的血浆浓度对应于他们的血浆抗胰蛋白酶活性。讨论了结构-口活动关系。