中文同义词:
阿马灵,阿义马林;阿马林(阿义吗啉);阿嗎靈鹼;蘿芙鹼;阿吗灵;阿义吗啉;阿马灵;阿义马林
英文同义词:
AJMALAN-17,21-DIOL,(17R,21)-;AJMALINE;21-diol,(17r,21-alpha)-ajmalan-1;5H-6,10:11,12a-Dimethanoindolo[3,2-b]quinolizine, ajmalan-17,21-diol deriv.;Ajmalan-17,20-diol;Ajmalan-17,21-diol;Ajmalan-17,21-diol, (17R,21alpha)-;Ajmalin
相关类别:
医药原料药;植物提取物;降血压药物;医药化工类;植物提取;医药原料;医用原料;Alkaloids;Intermediates Fine Chemicals;Pharmaceuticals;医用原料;医药原料;标准品 -中药标准品;原料药;对照品;标准品
比旋光度
D18 +131° (c = 0.4 in chloroform); D20 +144° (c = 0.8 in chloroform)
沸点
464.47°C (rough estimate)
密度
1.1117 (rough estimate)
酸度系数(pKa)
pKa 8.2 (Uncertain)
生物活性
Ajmaline (Cardiorythmine) 是一种钠通道 (sodium channel) 阻断剂,1A 类抗心律失常剂。Ajmaline 阻断 HERG 电流,在 HEK 细胞的 IC50 为 1 μM,爪蟾卵母细胞为 42.3 μM。Ajmaline 可用于室性心动过速的研究。
体外研究
Electrophysiological experiments are performed with human embryonic kidney (HEK) cells (whole-cell patch clamp) and Xenopus oocytes (double-electrode voltage clamp) expressing wild-type and mutant HERG channels. Ajmaline blocks HERG currents with an IC 50 of 1.0μM in HEK cells and 42.3μM in Xenopus oocytes.
毒性
LD50 oral in rat: 360mg/kg