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RS 102221 hydrochloride
Biological Activity for RS 102221 hydrochloride
RS 102221 hydrochloride is a potent and selective 5-HT2C antagonist (pKi = 8.7). Displays ~ 100-fold selectivity over the 5-HT2A and 5-HT2B subtypes and is > 100-fold selective over other 5-HT receptors, α- and β-adrenergic and muscarinic ACh receptors.
Sold with the permission of Roche Bioscience
Compound Libraries for RS 102221 hydrochloride
Technical Data for RS 102221 hydrochloride
|Storage||Store at RT|
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.
Solubility Data for RS 102221 hydrochloride
|Solvent||Max Conc. mg/mL||Max Conc. mM|
Preparing Stock Solutions for RS 102221 hydrochloride
The following data is based on the product molecular weight 649.08. Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.
|Concentration / Solvent Volume / Mass||1 mg||5 mg||10 mg|
|1 mM||1.54 mL||7.7 mL||15.41 mL|
|5 mM||0.31 mL||1.54 mL||3.08 mL|
|10 mM||0.15 mL||0.77 mL||1.54 mL|
|50 mM||0.03 mL||0.15 mL||0.31 mL|
Product Datasheets for RS 102221 hydrochloride
References for RS 102221 hydrochloride
References are publications that support the biological activity of the product.
Bonhaus et al (1997) RS-102221: a novel high affinity and selective 5-HT2C receptor antagonist. Neuropharmacology 36 621 PMID: 9225287
Bonhaus et al (1998) Absorption and brain penetration of a high affinity, highly selective 5-HT2C receptor antagonist, RS-102221. Ann.N.Y.Acad.Sci. 861 269 PMID: 9928284
Weinhardt et al (1996) Some benzenesulphonamido-substituted valerophenones that are selective antagonists for the 5-HT2C receptor. Bioorg.Med.Chem.Lett. 6 2687
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14 Citations for RS 102221 hydrochloride
Citations are publications that use Tocris products. Selected citations for RS 102221 hydrochloride include:
Ward et al (2015) Regulation of oligomeric organization of the serotonin 5-hydroxytryptamine 2C (5-HT2C) receptor observed by spatial intensity distribution analysis. J Neurophysiol 290 12844 PMID: 25825490
Yu and Yamaguchi (2010) Endogenous serotonin acts on 5-HT2C-like receptors in key vocal areas of the brain stem to initiate vocalizations in Xenopus laevis. J Clin Invest 103 648 PMID: 19955293
Prahalad et al (2004) Regulation of MDCK cell-substratum adhesion by RhoA and myosin light chain kinase after ATP depletion. Am J Physiol Cell Physiol 286 C693 PMID: 14644769
Bocchio et al (2015) Increased serotonin transporter expression reduces fear and recruitment of parvalbumin interneurons of the amygdala. Neuropsychopharmacology 40 3015 PMID: 26052039
Bigford et al (2012) 5-Hydroxytryptamine 5HT2C receptors form a protein complex with N-MthD.-aspartate GluN2A subunits and activate phosphorylation of Src protein to modulate motoneuronal depolarization. J Biol Chem 287 11049 PMID: 22291020
Marchese et al (2003) Haloperidol, but not clozapine, produces dramatic catalepsy in Δ9-THC-treated rats: possible clinical implications. Br J Pharmacol 140 520 PMID: 12970091
Murray et al (2011) Polysynaptic excitatory postsynaptic potentials that trigger spasms after spinal cord injury in rats are inhibited by 5-HT1B and 5-HT1F receptors. J Neurophysiol 106 925 PMID: 21653728
Yu and Yamaguchi (2009) 5-HT2C-like receptors in the brain of Xenopus laevis initiate sex-typical fictive vocalizations. J Neurophysiol 102 752 PMID: 19474172
Moutkine et al (2017) Heterodimers of serotonin receptor subtypes 2 are driven by 5-HT2C protomers. J Biol Chem 292 6352 PMID: 28258217
Schellekens et al (2013) Promiscuous dimerization of the GH secretagogue receptor (GHS-R1a) attenuates ghrelin-mediated signaling. J Biol Chem 288 181 PMID: 23161547
Gerhold et al (2015) Pronociceptive and antinociceptive effects of Bupren. in the spinal cord dorsal horn cover a dose range of four orders of magnitude. J Neurosci 35 9580 PMID: 26134641
Moya et al (2011) Altered 5-HT2C receptor agonist-induced responses and 5-HT2C receptor RNA editing in the amygdala of serotonin transporter knockout mice. BMC Pharmacol 11 3 PMID: 21473759
Austgen et al (2012) 5-hydroxytryptamine 2C receptors tonically augment synaptic currents in the nucleus tractus solitarii. J Neurophysiol 108 2292 PMID: 22855775
Lee et al (2018) Peripheral serotonin receptor 2B and transient receptor potential channel 4 mediate pruritus to serotonergic antidepressants in mice. J Allergy Clin Immunol 142 1349 PMID: 29920354
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Literature in this Area
Tocris offers the following scientific literature in this area to showcase our products. We invite you to request* your copy today!
*Please note that Tocris will only send literature to established scientific business / institute addresses.
5-HT Receptors Scientific Review
Written by Nicholas M. Barnes and John F. Neumaier, this review summarizes the various serotonin receptor subtypes and their importance in mediating the role of serotonin in numerous physiological and pharmacological processes. Compounds available from Tocris are listed.
Major depressive disorder is characterized by depressed mood and a loss of interest and/or pleasure. Updated in 2015 this poster highlights presynaptic and postsynaptic targets for the potential treatment of major depressive disorder, as well as outlining the pharmacology of currently approved antidepressant drugs.
Parkinson's disease (PD) causes chronic disability and is the second most common neurodegenerative condition. This poster outlines the neurobiology of the disease, as well as highlighting current therapeutic treatments for symptomatic PD, and emerging therapeutic strategies to delay PD onset and progression.