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| Activity Type | Activity Value -log(M) | Mechanism of Action | Activity Reference | Publications (PubMed IDs) |
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Moligand™, 10mM in DMSO Moligand™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at -80°C Ships Dry ice packs + Cold packs Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Information
Topiramate Topiramate (MCN 4853, RWJ 17021) is a mutil-targeted inhibitor, including voltage-gated sodium channel and calcium channel, AMPA/kainate receptor and carbonic anhydrase , used to treat epilepsy.
In vitro
Topiramate slightly inhibits the persistent fraction of Na+ current in dissociated neurons and reduces the Na+-dependent long-lasting action potential shoulders, which can be evoked in layer V pyramidal neurons after Ca+ and K+ current blockade in neocortical slices. Topiramate at low concentrations (IC50, approximately 0.5 mM) selectively inhibits pharmacologically isolated excitatory synaptic currents mediated by kainate receptors containing the GluR5 subunit in whole-cell voltage-clamp recordings from principal neurons of the rat basolateral amygdala. Topiramate also partially depresses predominantly AMPA-receptor-mediated EPSCs, but with lower efficacy. Topiramate (TPM) suppresses voltage-sensitive Na+ channels and non-N-methyl-D-aspartate (NMDA) receptors and enhances gamma-aminobutyric acid (GABA)-mediated inhibition. Topiramate selectively inhibits postsynaptic responses mediated by GluR5 kainate receptors.
In vivo
Topiramate (25-100 mg/kg, i.p.) produces a dose-dependent elevation in the threshold for clonic seizures induced by infusion of ATPA, a selective agonist of GluR5 kainate receptors. Topiramate effectively suppresses acute seizures induced by perinatalhypoxia in a dose-related manner with a calculated ED50 of 2.1 mg/kg, i.p. Topiramate (20 and 40 mg/kg i.p.) inhibits both tonic and absence-like seizures in a dose-dependent manner, whereas Phenytoin (20 mg/kg i.p.) and Zonisamide (40 mg/kg i.p.) inhibits only the tonic seizures. Topiramate inhibits sound-induced seizures in DBA/2 mice (ED50 = 8.6 mg/kg p.o.).
Cell Data
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| ALogP | -0.8 |
|---|
| Isomeric SMILES | CC1(O[C@@H]2CO[C@@]3([C@H]([C@@H]2O1)OC(O3)(C)C)COS(=O)(=O)N)C |
|---|---|
| WGK Germany | 3 |
| RTECS | LS7083000 |
| PubChem CID | 5284627 |
| Molecular Weight | 339.36 |
| Reaxy-Rn | 5988957 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
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View spec sheet →| Activity Type | Activity Value -log(M) | Mechanism of Action | Activity Reference | Publications (PubMed IDs) |
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| Specific Rotation[α] | -31 ° (C=1, MeOH) |
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| Melt Point(°C) | 126°C |
| 1. Lei Yuan, Zidan Cao, Renren Sun, Haixia He, Yiming Ren, Huimin Niu, Tao Li, Baozeng Ren. (2021) Experimental measurement, thermodynamic analysis and molecular simulation of topiramate solubility in fourteen mono-solvents at various temperatures. JOURNAL OF MOLECULAR LIQUIDS, [PMID:] [10.1016/j.molliq.2021.116992] |
| 2. Chao Ma, Chunran Zhu, Yajun Zhang, Mei Yu, Yizhi Song, Yulong Chong, Yan Yang, Chan Zhu, Yucui Jiang, Changming Wang, Shuo Cheng, Keke Jia, Guang Yu, Jia Li, Zongxiang Tang. (2023) Gastrodin alleviates NTG-induced migraine-like pain via inhibiting succinate/HIF-1α/TRPM2 signaling pathway in trigeminal ganglion. PHYTOMEDICINE, [PMID:38241917] [10.1016/j.phymed.2023.155266] |
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