申请人:Pfizer Inc.
公开号:US04034040A1
公开(公告)日:1977-07-05
Compounds of the formula ##STR1## or a non-toxic acid addition salt thereof wherein R.sub.1 is alkyl of from 1 to 20 carbon atoms; R.sub.2 is alkyl of from 12 to 20 carbon atoms; R.sub.3 is selected from the group consisting of hydrogen and hydroxyalkyl of from 2 to 8 carbon atoms; and R.sub.4 is selected from the group consisting of hydrogen, alkyl of from 1 to 8 carbon atoms and hydroxyalkyl of from 2 to 8 carbon atoms, said compounds are useful for combating viral infections in vertebrate animals.
式##STR1##的化合物或其非毒性酸盐,其中R.sub.1是由1至20个碳原子组成的烷基;R.sub.2是由12至20个碳原子组成的烷基;R.sub.3选自由2至8个碳原子的氢和羟基烷基组成的群;R.sub.4选自由1至8个碳原子的氢、烷基和由2至8个碳原子组成的羟基烷基,这些化合物对于对抗脊椎动物的病毒感染是有用的。