Lesopitron dihydrochloride
Based on 1 Customer Validation
Lesopitron dihydrochloride is a full and selective 5-HT1A receptor agonist with IC50 of 125 nM in rat hippocampal membranes.
For research use only. We do not sell to patients.
- Purity: 98.0%
- CAS No.: 132449-89-9
- Formula: C15H23Cl3N6
- Molecular Weight:393.74
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Storage:
4°C, sealed storage, away from moisture
* In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)
All 5-HT Receptor Isoforms
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Biological Activity
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5-HT1A Receptor |
5-HT1A Receptor 125 nM (IC50, in rat hippocampal membranes) |
In vitro binding and autoradiographic studies with [3H]8-OH-DPAT and [3H]Lesopitron as radioligands confirm that Lesopitron binds to 5-HT1A receptors in the rat brain with a relatively high affinity (pKi=7.35). As expected of a full agonist at postsynaptic 5-HT1A receptors, Lesopitron (IC50=125 nM) inhibits forskolin-stimulated adenylate cyclase activity in rat hippocampal membranes to the same extent as 5-HT. Lesopitron inhibits the firing of serotoninergic neurons both in vitro (in brainstem slices, IC50=120 nM)[1].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
Chemical Information
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CAS No. 132449-89-9
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Appearance Solid
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Molecular Weight 393.74
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Formula C15H23Cl3N6
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Color White to off-white
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SMILES
ClC1=CN(CCCCN2CCN(C3=NC=CC=N3)CC2)N=C1.[H]Cl.[H]Cl
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Synonyms
E4424
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
4°C, sealed storage, away from moisture
* In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)
Solvent & Solubility
DMSO : 12.5 mg/mL (31.75 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
Protocol
Rats[2]
Male Wistar rats weighing 270-300 g, are used. Lesopitron is administered either through the dialysis probe (dissolved in artificial CSF) or i.p. (dissolved in 0.9% saline, 2 mL/kg body weight).
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
Purity & Documentation
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Data Sheet (272 KB)
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SDS (252 KB)
- English - EN (252 KB)
- Français - FR (252 KB)
- Deutsch - DE (252 KB)
- Norwegian - NO (252 KB)
- Español - ES (252 KB)
- Swedish - SV (252 KB)
- Italian - IT (252 KB)
- Korean - KR (252 KB)
- Portuguese - PT (252 KB)
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Handling Instructions (2659 KB)
References
[1]. Haj-Dahmane S, et al. Interactions of Lesopitron (E-4424) with central 5-HT1A receptors: in vitro and in vivo studies in the rat. Eur J Pharmacol. 1994 Apr 1;255(1-3):185-96. [Content Brief]
[2]. Ballarín M, et al. Effect of acute administration of the 5-HT1A receptor ligand, Lesopitron, on rat cortical 5-HT and dopamine turnover. Br J Pharmacol. 1994 Oct;113(2):425-30. [Content Brief]
Complete Stock Solution Preparation Table
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
| Optional Solvent | Concentration Solvent Mass | 1 mg | 5 mg | 10 mg | 25 mg |
|---|---|---|---|---|---|
| DMSO | 1 mM | 2.5397 mL | 12.6987 mL | 25.3975 mL | 63.4937 mL |
| 5 mM | 0.5079 mL | 2.5397 mL | 5.0795 mL | 12.6987 mL | |
| 10 mM | 0.2540 mL | 1.2699 mL | 2.5397 mL | 6.3494 mL | |
| 15 mM | 0.1693 mL | 0.8466 mL | 1.6932 mL | 4.2329 mL | |
| 20 mM | 0.1270 mL | 0.6349 mL | 1.2699 mL | 3.1747 mL | |
| 25 mM | 0.1016 mL | 0.5079 mL | 1.0159 mL | 2.5397 mL | |
| 30 mM | 0.0847 mL | 0.4233 mL | 0.8466 mL | 2.1165 mL |