申请人:Dainippon Pharmaceutical Co., Ltd.
公开号:US03988456A1
公开(公告)日:1976-10-26
1,2-Diphenylethanolamine derivatives of the formula: ##SPC1## Wherein R.sub.1 and R.sub.2 are each hydrogen, a halogen, nitro, hydroxy, an alkyl or methoxy; R.sub.3 is a group of the formula: ##SPC2## Wherein R.sub.4, R.sub.5 and R.sub.6 are each hydrogen, a halogen or methoxy and n is an integer of 0 to 3, or a pyridyl; and Z is hydroxy or an acyloxy; with proviso that when R.sub.1 and/or R.sub.2 are hydroxy, Z is hydroxy, and their pharmaceutically acceptable salts, which have excellent analgesic and anti-tussive activities, and a process for the preparation thereof.
公式为1,2-二苯乙醇胺衍生物的式子: ##SPC1## 其中R.sub.1和R.sub.2分别为氢、卤素、硝基、羟基、烷基或甲氧基; R.sub.3是以下式子的基团: ##SPC2## 其中R.sub.4、R.sub.5和R.sub.6分别为氢、卤素或甲氧基,n为0到3的整数,或者为吡啶基; Z为羟基或酰氧基; 前提是当R.sub.1和/或R.sub.2为羟基时,Z为羟基,以及它们的药学上可接受的盐,具有出色的镇痛和抗咳活性,以及制备它们的过程。