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CAS No 50-11-3 , 2,4,6(1H,3H,5H)-Pyrimidinetrione,5,5-diethyl-1-methyl-

  • Name: 2,4,6(1H,3H,5H)-Pyrimidinetrione,5,5-diethyl-1-methyl-
  • Synonyms: Metharbitone;Barbituricacid, 5,5-diethyl-1-methyl- (8CI);2,4,6(1H,3H,5H)-Pyrimidinetrione,5,5-diethyl-1-methyl-; Gemonil;NSC 27156; Endiemalum; 1-Methylbarbital;5,5-Diethyl-1-methyl-2,4,6(1H,3H,5H)-pyrimidinetrione;5,5-Diethyl-1-methylbarbituric acid; Gemonit; Methabarbitone; Sch 412;Metabarbital; Methylbarbital; N-Methylbarbital; Metharbital (6CI);
  • CAS Registry Number:
  • Melting Point: 198.219
  • Flash Point: 136.4°C
  • Boiling Point: 302°Cat760mmHg
  • Density: 1.122g/cm3
  • Refractive index: 1.467
  • Safety Statements: Moderately toxic by ingestion and intraperitoneal routes. When heated to decomposition it emits toxic fumes of NOx. See also BARBITURATES.
  • Flash Point: 136.4°C
  • EINECS: 200-011-2
  • Molecular Weight: 100.11582
  • InchiKey: FWJKNZONDWOGMI-UHFFFAOYSA-N
  • InChI: InChI=1S/C9H14N2O3/c1-4-9(5-2)6(12)10-8(14)11(3)7(9)13/h4-5H2,1-3H3,(H,10,12,14)
  • Molecular Formula: C5H8O2
  • Molecular Structure:CAS No:50-11-3 2,4,6(1H,3H,5H)-Pyrimidinetrione,5,5-diethyl-1-methyl-

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50-11-3 2,4,6(1H,3H,5H)-Pyrimidinetrione,5,5-diethyl-1-methyl-

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50-11-3 METHARBITAL

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References of 2,4,6(1H,3H,5H)-Pyrimidinetrione,5,5-diethyl-1-methyl-
Title: Metharbital
CAS Registry Number: 50-11-3
CAS Name: 5,5-Diethyl-1-methyl-2,4,6(1H,3H,5H)-pyrimidinetrione
Synonyms: 5,5-diethyl-1-methylbarbituric acid
Trademarks: Gemonil (Abbott)
Molecular Formula: C9H14N2O3
Molecular Weight: 198.22
Percent Composition: C 54.53%, H 7.12%, N 14.13%, O 24.21%
Literature References: Prepn: Halpern, Jones, J. Am. Pharm. Assoc. 38, 352 (1949); Snyder, Link, J. Am. Chem. Soc. 75, 1881 (1953).
Properties: Crystals from benzene + petr ether, mp 155°. Solubility (g/100 ml soln) in water 0.12; in alcohol 4.3; in ether 2.6. pH of satd aq solns: 5.6-5.7. pK 8.45: Fox, Shugar, Bull. Soc. Chim. Belg. 61, 44 (1952).
Melting point: mp 155°
pKa: pK 8.45: Fox, Shugar, Bull. Soc. Chim. Belg. 61, 44 (1952)
NOTE: This is a controlled substance (depressant): 21 CFR, 1308.13.
Therap-Cat: Anticonvulsant.
Keywords: Anticonvulsant.