New neplanocin analogs. 1. Synthesis of 6'-modified neplanocin A derivatives as broad-spectrum antiviral agents
作者:Satoshi Shuto、Takumi Obara、Minoru Toriya、Mitsuaki Hosoya、Robert Snoeck、Graciela Andrei、Jan Balzarini、Erik De Clercq
DOI:10.1021/jm00080a018
日期:1992.1
Novel neplanocin A analogues modified at the 6'-position, i.e., 6'-deoxy analogues (2, 3, 6, 9, 20), 6'-O-methylneplanocin A (15), and 6'-C-methylneplanocin A's (22a and 22b) have been synthesized and evaluated for their antiviral activity in a wide variety of DNA and RNA virus systems. These compounds showed an activity spectrum that conforms to that of S-adenosylhomocysteine hydrolase inhibitors
在6'-位修饰的新型neplanocin A类似物,即6'-deoxy类似物(2、3、6、9、20),6'-O-甲基内啡肽A(15)和6'-C-甲基内啡肽A (22a和22b)(22a和22b)已被合成并评估了其在各种DNA和RNA病毒系统中的抗病毒活性。这些化合物显示出与S-腺苷同型半胱氨酸水解酶抑制剂相符的活性谱。它们对痘病毒(牛痘),副粘病毒(副流感,麻疹,呼吸道合胞),竞技场(朱宁,塔卡里布),弹状病毒(水疱性口腔炎),呼肠孤病毒和巨细胞病毒特别有效。按照(增加)抗病毒活性的顺序,化合物的等级如下:3小于15约20小于6小于9约22小于22a。在22的两种非对映异构形式中,只有22a是活跃的。22a在抗病毒效力和选择性方面均超过neplanocinA。化合物22a似乎是治疗pox病毒,副粘病毒病毒,arena病毒,rhabdo病毒,reo病毒和巨细胞病毒感染的有前途的候选药物。