Potent, selective 5-HT2 receptor antagonist; displays some selectivity for 5-HT2A receptors (Ki = 1.6 nM). IC50 values are 2.2, 310, 2400, 3700, > 5000 and > 5000 nM for 5-HT2, α1-adrenergic, D2 dopamine, 5-HT1, 5-HT3 and β-adrenergic receptors respectively. Inhibits 5-HT-induced platelet aggregation and pressor responses in vivo.
|Storage||Store at RT|
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
|Solvent||Max Conc. mg/mL||Max Conc. mM|
Preparing Stock Solutions
The following data is based on the product molecular weight 391.94. Batch specific molecular weights may vary from batch to batch due to solvent 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||2.55 mL||12.76 mL||25.51 mL|
|5 mM||0.51 mL||2.55 mL||5.1 mL|
|10 mM||0.26 mL||1.28 mL||2.55 mL|
|50 mM||0.05 mL||0.26 mL||0.51 mL|
The reconstitution calculator allows you to quickly calculate the volume of a reagent to reconstitute your vial. Simply enter the mass of reagent and the target concentration and the calculator will determine the rest.
References are publications that support the products' biological activity.
Tanaka et al (2000) [2-(ω-Phenylalkyl)phenoxy]alkylamines III: Synthesis and selective serotonin-2 receptor binding. Chem.Pharm.Bull. 48 1729 PMID: 11086903
Ogawa et al (2002) Pharmacological profiles of R-96544, the active form of a novel 5-HT2A receptor antagonist R-102444. Eur.J.Pharmacol. 457 107 PMID: 12464356
Ogawa et al (2005) Effects of R-102444 and its active metabolite R-96544, selective 5-HT2A receptor antagonists, on experimental acute and chronic pancreatitis: additional evidence for possible involvement of 5-HT2A receptors in the development of expe Eur.J.Pharmacol. 521 156 PMID: 16183055
If you know of a relevant reference for R-96544 hydrochloride, please let us know.
View Related Products by Product Action
Keywords: R-96544 hydrochloride, supplier, Potent, selective, 5-HT2A, antagonists, serotonin, receptors, 5-HT2, antagonist, 5-HT2A, Receptors, Tocris Bioscience
3 Citations for R-96544 hydrochloride
Citations are publications that use Tocris products. Selected citations for R-96544 hydrochloride include:
Xu et al (2012) Deficits in LTP induction by 5-HT2A receptor antagonist in a mouse model for fragile X syndrome. J Pharmacol Exp Ther 7 e48741 PMID: 23119095
Chien and Su (2015) 5-hydroxytryptamine has an endothelium-derived hyperpolarizing factor-like effect on coronary flow in isolated rat hearts. PLoS One 22 42 PMID: 26076928
Tanaka et al (2014) Neuroendocrine signaling via the serotonin transporter regulates clearance of apoptotic cells. J Biol Chem 289 10466 PMID: 24570000
Do you know of a great paper that uses R-96544 hydrochloride from Tocris? If so please let us know.
Literature in this Area
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.