产品
编 号:F421513
分子式:C18H21N7O4S
分子量:431.47
产品类型
结构图
CAS No: 66969-81-1
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生物活性:
Tiodazosin is a potent competitive postsynaptic alpha adrenergic receptor antagonist.
体外研究:
Tiodazosin is a potent competitive postsynaptic alpha adrenergic receptor antagonist. In the mesenteric artery, Tiodazosin produces a parallel shift to the right in the concentration response curves to norepinephrine. A Schild plot constructed from two concentrations of Tiodazosin results in a pA2 value of 8.66 and a slope equal to -0.99. Tiodazosin inhibits contraction to norepinephrine in the portal vein and the inhibition results in a nonparallel inhibition of the norepinephrine concentration-response curve with a marked depression of maximal norepinephrine response.