New Arylpiperazine 5-HT<sub>1A</sub> Receptor Ligands Containing the Pyrimido[2,1-<i>f</i>]purine Fragment: Synthesis, in Vitro, and in Vivo Pharmacological Evaluation
作者:Sławomir Jurczyk、Marcin Kołaczkowski、Ewa Maryniak、Paweł Zajdel、Maciej Pawłowski、Ewa Tatarczyńska、Aleksandra Kłodzińska、Ewa Chojnacka-Wójcik、Andrzej J. Bojarski、Sijka Charakchieva-Minol、Beata Duszyńska、Gabriel Nowak、Dorota Macia̧g
DOI:10.1021/jm030946u
日期:2004.5.1
New 1H,3H-pyrimido[2,1-f]purine-2,4-dione derivatives of arylpiperazine (11-22) were prepared and evaluated in vitro for their affinity for 5-HT(1A), 5-HT(2A), alpha(1), and D(2) receptors. The tested compounds showed high affinity for 5-HT(1A) and alpha(1) receptors (K(i) = 1.1-87 and 10-62 nM, respectively) and moderate to low affinity for 5-HT(2A) (K(i) = 56-881 nM) and D(2) receptors (K(i) = 94-1245
制备了芳基哌嗪(11-22)的新的1H,3H-嘧啶[2,1-f]嘌呤-2,4-二酮衍生物,并对其在体外对5-HT(1A),5-HT(2A)的亲和力进行了评估),alpha(1)和D(2)受体。测试的化合物对5-HT(1A)和alpha(1)受体具有高亲和力(分别为K(i)= 1.1-87和10-62 nM),对5-HT(2A)具有中等至低亲和力(K (i)= 56-881 nM)和D(2)受体(K(i)= 94-1245 nM)。化合物14、15、18、19和21(主要是3'-氯苯基哌嗪衍生物)可分类为混合的5-HT(1A)/ 5-HT(2A)/ alpha(1)配体。化合物13具有最高的5-HT(1A)受体亲和力(K(i)= 1.1 nM),相对于alpha(1)肾上腺素受体具有50倍的选择性,比5-HT(2A)至少高250倍)和D(2)网站。根据体内功能测试,可使用8-苯基哌嗪基乙氨基(11),8-(2'