申请人:Richardson-Merrell Inc.
公开号:US03974186A1
公开(公告)日:1976-08-10
Disclosed are novel compounds and pharmaceutical formulations having antiviral activity. The disclosed compounds have the formula ##SPC1## Wherein one R.sup.2 is a hydrogen atom and the other R.sup.2 is the radical ##SPC2## A is a straight chain alkylene group having 2 or 3 carbon atoms and each R.sup.3 and R.sup.4 is a hydrogen atom, an alkyl radical having 1 to 3 carbon atoms or each set of R.sup.3 and R.sup.4 taken together with the nitrogen atom to which they are attached is a saturated monocyclic heterocyclic group. Also included are the acid addition salts of these bases. These compounds may be prepared by various methods which are described.
本发明涉及具有抗病毒活性的新化合物和制药配方。所述的化合物的化学式为##SPC1## 其中一个R.sup.2是氢原子,另一个R.sup.2是基团##SPC2## A是具有2或3个碳原子的直链烷基,每个R.sup.3和R.sup.4是氢原子,具有1至3个碳原子的烷基基团,或者每组R.sup.3和R.sup.4与它们附着的氮原子一起是饱和的单环杂环基团。还包括这些碱的酸加成盐。这些化合物可以通过各种方法制备,这些方法已经描述。