Title: Febarbamate
CAS Registry Number: 13246-02-1
CAS Name: 1-[2-[(Aminocarbonyl)oxy]-3-butoxypropyl]-5-ethyl-5-phenyl-2,4,6(1H,3H,5H)-pyrimidinetrione
Additional Names: 1-(3-butoxy-2-hydroxypropyl)-5-ethyl-5-phenylbarbituric acid carbamate; 1-(3-butoxy-2-carbamoyloxypropyl)-5-phenyl-5-ethylbarbituric acid
Manufacturers' Codes: Gö-560
Trademarks: G-Tril; Tymium (Sapos)
Molecular Formula: C20H27N3O6
Molecular Weight: 405.44
Percent Composition: C 59.25%, H 6.71%, N 10.36%, O 23.68%
Literature References: Prepn: P. Gold-Aubert, E. Gysin, Helv. Chim. Acta 44, 105 (1961); P. Gold-Aubert, US 3075983 (1963 to Sapos). Pharmacology: E. Frommel et al., Helv. Physiol. Pharmacol. Acta 19, 241 (1961). Metabolism in rats: J. Vachta, P. Gold-Aubert, Eur. J. Drug Metab. Pharmacokinet. 7, 147 (1982); in man: J. Vachta et al., ibid. 8, 297 (1983).
Properties: Syrup; could not be crystallized, dec ~196°. Sol in alcohol, dioxane. Insol in water. LD50 orally in mice: 1065 mg/kg (Frommel).
Toxicity data: LD50 orally in mice: 1065 mg/kg (Frommel)
Therap-Cat: Sedative, hypnotic.
Keywords: Sedative/Hypnotic; Barbituric Acid Derivatives.
Febrifugine Febuprol Feclemine Fedotozine Felbamate

Systematic (IUPAC) name
diazinan-1-yl)propan-2-yl] carbamate
Clinical data
Legal status  ?
CAS number 13246-02-1 YesY
ATC code M03BA05
PubChem CID 25803
ChemSpider 24039 YesY
KEGG D07275 YesY
Synonyms MS-543
Chemical data
Formula C20H27N3O6 
Mol. mass 405.445 g/mol
 YesY (what is this?)  (verify)

Febarbamate (INN; Solium, Tymium), also known as phenobamate, is an anxiolytic and tranquilizer of the barbiturate and carbamate families which is used in Europe by itself and as part of a combination drug formulation called tetrabamate.[1][2][3][4]