Description: Atypical antipsychotic; 5-HT2A and D2 antagonist
Alternative Names: 9-Hydroxyrisperidone, 9-OH-risperidone
Chemical Name: 3-[2-[4-(6-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
Purity: ≥98% (HPLC)
Biological Activity
Technical Data
Solubility
Calculators
Datasheets
References
Biological Activity
Atypical antipsychotic; metabolite of risperidone (Cat. No. 2865). Exhibits high affinity for 5-HT2A receptors (Ki = 0.4 nM for cloned human 5-HT2A receptors). Also displays nanomolar affinity for human D2 receptors.
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.
Solubility Data
Solvent
Max Conc. mg/mL
Max Conc. mM
Solubility
DMSO
4.26
10
Preparing Stock Solutions
The following data is based on the product molecular weight 426.48. 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
2.34 mL
11.72 mL
23.45 mL
5 mM
0.47 mL
2.34 mL
4.69 mL
10 mM
0.23 mL
1.17 mL
2.34 mL
50 mM
0.05 mL
0.23 mL
0.47 mL
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Product Datasheets
Certificate of Analysis / Product Datasheet
Safety Datasheet
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References
References are publications that support the products' biological activity.
Schotteet al (1996) Risperidone compared with new and reference antipsychotic drugs: in vitro and in vivo receptor binding. Psychopharmacology 124 57 PMID: 8935801
Dremencovet al (2007) Distinct electrophysiological effects of paliperidone and risperidone on the firing activity of rat serotonin and norepinephrine neurons. Psychopharmacology 194 63 PMID: 17530476
Megens and Awouterset al (1994) In vivo pharmacological profile of 9-hydroxyrisperidone, the major metabolite of the novel antipsychotic risperidone. 33 399 PMID:
Leysenet al (1994) Risperidone: a novel antipsychotic with balanced serotonin-dopamine antagonism, receptor occupancy profile, and pharmacologic activity. J.Clin.Psychiatry 55 5 PMID: 7520908