Investigation of the 2,5-Dimethoxy Motif in Phenethylamine Serotonin 2A Receptor Agonists
作者:Emil Marcher-Rørsted、Adam L. Halberstadt、Adam K. Klein、Muhammad Chatha、Simon Jademyr、Anders A. Jensen、Jesper L. Kristensen
DOI:10.1021/acschemneuro.0c00129
日期:2020.5.6
agonist activity at the serotonin 2A receptor (5-HT2AR). The 2,5-dimethoxy motif is present in several classical phenethylamine psychedelics such as 2,4,5- trimethoxyamphetamine (TMA-2), 2,5-dimethoxy-4-methylamphetamine (DOM), 2,5-dimethoxy-4-iodoamphetamine (DOI), 2,5- dimethoxy-4-bromoamphetamine (DOB), 2,5-dimethoxy-4-bromophenethylamine (2C-B), and 2,5-dimethoxy-4-iodophenethylamine (2C-I), and it has
2,5-二甲氧基苯乙胺(2,5-PEA)支架被认为是赋予5-羟色胺2A受体(5-HT2AR)潜在激动剂活性的基序。2,5-二甲氧基基序存在于几种经典的苯乙胺迷幻药中,例如2,4,5-三甲氧基苯丙胺(TMA-2),2,5-二甲氧基-4-甲基苯丙胺(DOM),2,5-二甲氧基-4-碘苯丙胺(DOI),2,5-二甲氧基-4-溴苯丙胺(DOB),2,5-二甲氧基-4-溴苯乙胺(2C-B)和2,5-二甲氧基-4-碘苯乙胺(2C-1)和先前已经提出,该结构基序对于5-HT 2AR活化是必不可少的。在本研究中,我们提出了挑战这一假设的数据。合成了2C-B和DOB的2-和5-去甲氧基衍生物 通过在结合和功能测定中在5-HT2AR和5-HT2CR的体外评估其药理学特征,并通过评估它们对小鼠头抽搐反应的诱导来评估其药理学特征。消除2-或5-甲氧基基团导致在5-HT 2AR和5-HT 2CR的结合亲和力和功能效