Title: Rufinamide
CAS Registry Number: 106308-44-5
CAS Name: 1-[(2,6-Difluorophenyl)methyl]-1
H-1,2,3-triazole-4-carboxamide
Synonyms: 1-(2,6-Difluorobenzyl)-1
H-1,2,3-triazole-4-carboxamide
Manufacturers' Codes: CGP-33101
Trademarks: Inovelon (Eisai)
Molecular Formula: C10H8F2N4O
Molecular Weight: 238.19
Percent Composition: C 50.42%, H 3.39%, F 15.95%, N 23.52%, O 6.72%
Literature References: Antiepileptic triazole derivative which decreases firing by neurons at sodium channels. Prepn: R. Meier,
EP 199262;
eidem, US 4789680 (1986, 1988 both to Ciba-Geigy). HPLC determn in human plasma: L. A. Brunner, M. L. Powell,
Biomed. Chromatogr. 6, 278 (1992). Clinical pharmacokinetics: W. K. Cheung
et al., Pharm. Res. 12, 1878 (1995); and tolerability: J.-M. Cardot
et al., Biopharm. Drug Dispos. 19, 259 (1998). Clinical study in epilepsy: S. Palhagen
et al.,
Epilepsy Res. 43, 115 (2001). Review of clinical experience: K. K. Jain
et al., Exp. Opin. Invest. Drugs 9, 829-840 (2000).
Properties: Crystals from ethanol, mp 237-240°. Moderate soly in 0.1
N HCl.
Melting point: mp 237-240°
Therap-Cat: Anticonvulsant.
Keywords: Anticonvulsant.