Identification Chemical Properties Safety Data Hazard Information Spectrum Detail Related Products

52-31-3

Name CYCLOBARBITAL
CAS 52-31-3
EINECS(EC#) 200-138-3
Molecular Formula C12H16N2O3
MDL Number MFCD00059173
Molecular Weight 236.27
MOL File 52-31-3.mol

Chemical Properties

Melting point  171-174°
Boiling point  378.73°C (rough estimate)
density  1.1623 (rough estimate)
refractive index  1.5460 (estimate)
pka 8.03±0.10(Predicted)
Water Solubility  8.27g/L(25 ºC)

Safety Data

RIDADR  3249
HazardClass  6.1(b)
PackingGroup  III
Safety Profile
Poison by ingestion, subcutaneous, intravenous, and intraperitoneal routes. Human systemic effects by ingestion: pulmonary consolidation. Used as a central nervous system depressant, hypnotic, and sedative. When heated to decomposition it emits toxic fumes of NOx. See also BARBITURATES.
Toxicity
LD50 in mice, rats (mg/kg): 350, 290 i.p. (Hofrichter)

Hazard Information