Synthesis and preliminary evaluation of pharmacological properties of some piperazine derivatives of xanthone
作者:Natalia Szkaradek、Anna Rapacz、Karolina Pytka、Barbara Filipek、Agata Siwek、Marek Cegła、Henryk Marona
DOI:10.1016/j.bmc.2012.11.014
日期:2013.1
erazine-1-yl)propoxy)-9H-xanthen-9-one hydrochloride (12) which revealed antiarrhythmic activity with ED50 value of 0.69 mg/kg in adrenaline induced arrhythmia (rats, iv). Other synthesized xanthone derivatives, that is, (R,S)-4-(2-hydroxy-3-(4-(2-methoxyphenyl)piperazine-1-yl)propoxy)-9H-xanthen-9-one hydrochloride (10) and (R,S)-4-(2-acetoxy-3-(4-(2-methoxyphenyl)piperazine-1-yl)propoxy)-9H-xanthen-9-one
合成了一系列9种黄酮的哌嗪衍生物,并评估了其心血管活性。进行了以下药理实验:肾上腺素诱发的心律失常模型(大鼠,静脉注射)对肾上腺素受体的结合亲和力,对正常心电图的影响,对动脉血压的影响和预防性抗心律不齐活性。三种化合物揭示α纳摩尔亲和力1 -肾上腺素能受体,将其用最强的心血管(抗心律失常和低血压)在动物模型活性相关。最有前途的化合物是4-(3-(4-(2-(甲氧基苯基)哌嗪-1-基)丙氧基)-9 H-黄体酮-9-盐酸盐(12),具有ED 50的抗心律失常活性。肾上腺素引起的心律不齐的心律失常值为0.69 mg / kg(大鼠,静脉注射)。其他合成的x吨酮衍生物,即(R,S)-4-(2-羟基-3-(4-(2-甲氧基苯基)哌嗪-1-基)丙氧基)-9 H-黄嘌呤-9-盐酸盐(10)和(R,S)-4-(2-乙酰氧基-3-(4-(2-甲氧基苯基)哌嗪-1-基)丙氧基)-9 H-黄嘌呤-9-盐酸盐(1