申请人:E. R. Squibb & Sons, Inc.
公开号:US03935197A1
公开(公告)日:1976-01-27
2-Styryl-4H-pyrido[1,2-a]pyrimidin-4-ones having the formula ##SPC1## Wherein R.sub.1 is aryl; R.sub.2 and R.sub.3 are the same or different and are hydrogen or alkyl; and R.sub.4, R.sub.5 and R.sub.6 are the same or different and are hydrogen or methyl, have useful hypotensive activity.
具有以下结构式的2-Styryl-4H-pyrido[1,2-a]pyrimidin-4-ones具有有用的降压活性:##SPC1##
其中,R.sub.1为芳基;R.sub.2和R.sub.3相同或不同,为氢或烷基;R.sub.4、R.sub.5和R.sub.6相同或不同,为氢或甲基。