Title: Eterobarb
CAS Registry Number: 27511-99-5
CAS Name: 5-Ethyl-1,3-bis(methoxymethyl)-5-phenyl-2,4,6(1
H,3
H,5
H)-pyrimidinetrione
Synonyms: 5-ethyl-1,3-bis(methoxymethyl)-5-phenylbarbituric acid;
N,N¢-dimethoxymethylphenobarbital; eterobarbital
Manufacturers' Codes: Ex-12-095
Trademarks: Antilon
Molecular Formula: C16H20N2O5
Molecular Weight: 320.34
Percent Composition: C 59.99%, H 6.29%, N 8.74%, O 24.97%
Literature References: Alkoxymethyl deriv of phenobarbital,
q.v., reported to have little or no hypnotic activity. Prepn: C. M. Samour, J. A. Vita,
DE 1939987; J. A. Vita,
US 3595862 (1970, 1971 both to Kendall); C. M. Samour
et al., J. Med. Chem. 14, 187 (1971); J. Gal,
J. Pharm. Sci. 68, 1562 (1979). Spectrophotographic and polarographic analysis: M. Romer
et al., Anal. Chim. Acta 88, 261 (1977). Pharmacologic study: J. A. Vida, M. L. Hasker,
J. Med. Chem. 16, 602 (1973). Metabolism: M. A. Goldberg
et al., Ann. Neurol. 5, 121 (1979). Efficacy in febrile convulsions: R. M. Julien, G. G. Fowler,
Neuropharmacology 16, 719 (1977).
Properties: Crystals from ethanol, mp 116-118°. LD50 in mice: 470 mg/kg orally (Vida, Hooker).
Melting point: mp 116-118°
Toxicity data: LD50 in mice: 470 mg/kg orally (Vida, Hooker)
NOTE: This is a controlled substance (depressant):
21 CFR, 1308.13.
Therap-Cat: Anticonvulsant.
Keywords: Anticonvulsant.