Chemical Name: 2-[3-[4-(4-Fluorophenyl)-1-piperazinyl]propyl]-2H-naphthyl[1,8-cd]isothiazole-1,1-dioxide
Biological Activity5-HT2A receptor antagonist that also displays high affinity at D4 receptors (Ki values are 0.26, 2.93, 25, 38, 70 and 726 nM for 5-HT2A, D4, H1, α1, 5-HT1A and D2 receptors respectively). Inhibits inositol phosphate formation evoked by 5-HT in vitro (IC50 = 7.76 nM) and antagonizes mescaline-induced head twitches in vivo.
The technical data provided above is for guidance only.
For batch specific data refer to the Certificate of Analysis.
Tocris products are intended for laboratory research use only, unless stated otherwise.
Naphthosultam derivatives: a new class of potent and selective 5-HT2 antagonists.
Malleron et al.
Pharmacological characterization of RP 62203, a novel 5-hydroxytryptamine 5-HT2 receptor antagonist.
Doble et al.
The naphtosultam derivative RP 62203 (fananserin) has high affinity for the DA D4 receptor.
Heuillet et al.
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