valofane valofane valofane is a sedative drug structurally related to the barbiturates and similar drugs such as primidone. it is metabolized once inside the body to form the barbiturate proxibarbital (proxibarbal) and is thus a prodrug. valofaneclinical dataother namesn-carbamoyl-5-methyl-2-oxo-3-prop-2-enyloxolane-3-carboxamideatc codenoneidentifiers iupac name 3-allyl-n-(aminocarbonyl)-5-methyl-2-oxotetrahydrofuran-3-carboxamide cas number3258-51-3 npubchem cid71122chemspider64272 yuniix71n6e5ipochemblchembl2104479 necha infocard100.019.871 chemical and physical dataformulac10h14n2o4molar mass226.232 g·mol−13d model (jsmol)interactive image smiles o=c(n)nc(=o)c1(c(=o)oc(c)c1)c\c=c inchi inchi=1s/c10h14n2o4/c1-3-4-10(7(13)12-9(11)15)5-6(2)16-8(10)14/h3,6h,1,4-5h2,2h3,(h3,11,12,13,15) ykey:lvjahksvoqlcev-uhfffaoysa-n y ny (what is this?) (verify)