AS-19 (drug)

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CAS Number
PubChem CID
Chemical and physical data
Molar mass283.411 g/mol g·mol−1
3D model (JSmol)

AS-19 is a substance which acts as a potent agonist at the 5HT7 receptor, with an IC50 of 0.83nM. It reverses the amnesia induced by drugs such as scopolamine and dizocilpine and improves long term memory acquisition, but inhibits short term memory formation.[1][2]

See also[edit]


  1. ^ Meneses, A; Perez-Garcia, G; Liy-Salmeron, G; Flores-Galvez, D; Castillo, C; Castillo, E (December 2008). "The effects of the 5-HT6 receptor agonist EMD and the 5-HT7 receptor agonist AS19 on memory formation". Behavioural Brain Research. 195 (1): 112–119. doi:10.1016/j.bbr.2007.11.023. PMID 18191236.
  2. ^ Perez-García, G; Meneses, A (December 2008). "Ex vivo study of 5-HT1A and 5-HT7 receptor agonists and antagonists on cAMP accumulation during memory formation and amnesia". Behavioural Brain Research. 195 (1): 139–146. doi:10.1016/j.bbr.2008.07.033. PMID 18723050.