Arylsulfonamide derivatives of (aryloxy)ethyl pyrrolidines and piperidines as α 1 -adrenergic receptor antagonist with uro-selective activity
作者:Aleksandra Rak、Vittorio Canale、Krzysztof Marciniec、Paweł Żmudzki、Magdalena Kotańska、Joanna Knutelska、Agata Siwek、Gabriela Stachowicz、Marek Bednarski、Leszek Nowiński、Małgorzata Zygmunt、Paweł Zajdel、Jacek Sapa
DOI:10.1016/j.bmc.2016.09.017
日期:2016.11
with highest affinity and selectivity for α1-adrenoceptor were evaluated in vitro for their intrinsic activity toward α1A- and α1B-adrenoceptor subtypes. All compounds behaved as antagonists at both α1-adrenoceptor subtypes, displaying 2- to 6-fold functional preference to α1A-subtype. Among them, N-1-[2-(2-methoxyphenoxy)ethyl]piperidin-4-yl}isoquinoline-4-sulfonamide (25) and 3-chloro-2-fluoro-N-
一系列的(芳氧基)乙基吡咯烷和哌啶芳基磺酰胺衍生物的合成开发新的α 1与uroselective轮廓肾上腺素能受体拮抗剂。对于α生物学评价1 -和α 2 -adrenorecepor表明,测试的化合物13 - 37显示高-中度亲和力的α 1肾上腺素能受体(ķ我 = 34-348纳米)和中度选择性超过α 2 -受体亚型。具有最高的亲和力和选择性α化合物1 -肾上腺素能受体的体外评价用于朝向α其固有活性1A -和α 1B-肾上腺素受体亚型。所有化合物表现为拮抗剂在两个α 1肾上腺素能受体亚型,显示2〜6倍的功能优先于α 1A亚型。其中,N- 1- [2-(2-甲氧基苯氧基)乙基]哌啶-4-基}异喹啉-4-磺酰胺(25)和3-氯-2-氟-N -[1-(2- (2-异丙氧基苯氧基)乙基)哌啶-4-基]甲基}苯磺酰胺(34)中显示的最高优先α 1A肾上腺素能受体。最后,化合物25和34 (2-5