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Category: 7TM Receptorsarrow5-HT Receptorsarrow5-HT2 Receptorsarrow5-HT2A
Cat.No. Product Name
2645 Fananserin
Alternative name(s): RP 62203
Price and Availability

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Fananserin
Chemical Name: 2-[3-[4-(4-Fluorophenyl)-1-piperazinyl]propyl]-2H-napht hyl[1,8-cd]isothiazole-1,1-dioxide

Biological Activity:

5-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 antagonises mescaline-induced head twitches in vivo.

Technical Data:

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M.Wt: 425.52
Formula: C23H24FN3O2S
Storage: Store at RT
Solubility: Soluble to 100 mM in DMSO
Purity: >99%
CAS No: [127625-29-0]

Resources:

  • Certificate of Analysis / MSDS:

    Certificate of Analysis: View current batch
    Product/Material Safety Data Sheet: View current batch

    References:

    Malleron et al (1991) Naphthosultam derivatives: a new class of potent and selective 5-HT2 antagonists. J.Med.Chem. 34 2477. Doble et al (1992) Pharmacological characterization of RP 62203, a novel 5-hydroxytryptamine 5-HT2 receptor antagonist. Br.J.Pharmacol. 105 27. Heuillet et al (1996) The naphtosultam derivative RP 62203 (fananserin) has high affinity for the dopamine D4 receptor. Eur.J.Pharmacol. 314 229.
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    Keywords: Fananserin, 5-HT Receptors, 5-HT2A Antagonist. Also D4 Antagonist, RP 62203, Tocris Bioscience

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