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H3R antagonist 8 is a selective non-imidazole histamine H3 receptor antagonist (IC50= 0.35 μM) that also exhibits hERG channel blocking activity (IC50= 0.67 μM). It suppresses seizures by antagonizing the H3 receptor and reduces tonic hindlimb extension (THLE) in mice in the maximal electroshock seizure (MES) model (ED50= 20.21 mg/kg). Additionally, it shortens the total movement distance induced by pentylenetetrazol (PTZ) in AB strain zebrafish larvae. H3R antagonist 8 is applicable in epilepsy research.
| Pack Size | Price | USA Stock | Global Stock | Quantity |
|---|---|---|---|---|
| 10 mg | Inquiry | 10-14 weeks | 10-14 weeks | |
| 50 mg | Inquiry | 10-14 weeks | 10-14 weeks |
| Description | H3R antagonist 8 is a selective non-imidazole histamine H3 receptor antagonist (IC50= 0.35 μM) that also exhibits hERG channel blocking activity (IC50= 0.67 μM). It suppresses seizures by antagonizing the H3 receptor and reduces tonic hindlimb extension (THLE) in mice in the maximal electroshock seizure (MES) model (ED50= 20.21 mg/kg). Additionally, it shortens the total movement distance induced by pentylenetetrazol (PTZ) in AB strain zebrafish larvae. H3R antagonist 8 is applicable in epilepsy research. |
| Targets&IC50 | H3 receptor:0.35 μM |
| In vitro | H3R antagonist 8 (Compound 6n) exhibits potent H3 receptor antagonistic activity in HEK-293 cells expressing human H3R, as demonstrated by a CRE-driven luciferase assay, with an IC50 value of 0.35 μM. Additionally, H3R antagonist 8 (0.1-100 μM) shows hERG channel blocking activity in HEK-293 cells stably expressing hERG potassium channels, using the patch-clamp technique, with an IC50 value of 0.67 μM. |
| In vivo | H3R antagonist 8 (Compound 6n) administered at 30 mg/kg via intraperitoneal injection in a single dose effectively eliminated tonic hind limb extension (THLE) in male Kunming mice within the maximal electroshock (MES) induced seizure model. Additionally, H3R antagonist 8 (Compound 6n) at 1 μM, with a pretreatment duration of 3 hours, significantly reduced the total movement distance in AB strain zebrafish larvae induced by pentylenetetrazol (PTZ). |
| Molecular Weight | 398.93 |
| Formula | C23H27ClN2O2 |
| Cas No. | 3097193-89-7 |
| Smiles | ClC=1C=CC=CC1C=2OC(=NC2C3=CC=C(OCCCN(CC)CC)C=C3)C |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year Shipping with blue ice/Shipping at ambient temperature. |
Dissolve 2 mg of the compound in 100 μL DMSO
to obtain a stock solution at a concentration of 20 mg/mL . If the required concentration exceeds the compound's known solubility, please contact us for technical support before proceeding.
1) Add 100 μL of the DMSO
stock solution to 400 μL PEG300
and mix thoroughly until the solution becomes clear.
2) Add 50 μL Tween 80 and mix well until fully clarified.
3) Add 450 μL Saline,PBS or ddH2O
and mix thoroughly until a homogeneous solution is obtained.
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