Product Name

  • Name

    PARAMETHADIONE (500 MG)

  • EINECS
  • CAS No. 115-67-3
  • Density 1.124g/cm3
  • Solubility
  • Melting Point 31-32 °C
  • Formula C7H11 N O3
  • Boiling Point 178.7°Cat760mmHg
  • Molecular Weight 157.169
  • Flash Point 61.9°C
  • Transport Information
  • Appearance
  • Safety Moderately toxic by ingestion and intraperitoneal routes. Experimental teratogenic effects. Other experimental reproductive effects. When heated to decomposition it emits toxic fumes of NOx.
  • Risk Codes
  • Molecular Structure Molecular Structure of 115-67-3 (PARAMETHADIONE (500 MG))
  • Hazard Symbols
  • Synonyms 3,5-Dimethyl-5-ethyloxazolidine-2,4-dione;5-Ethyl-3,5-dimethyloxazolidine-2,4-dione; Paradione; Parametadione; Paramethadione
  • PSA 46.61000
  • LogP 0.70160

5-Ethyl-3,5-dimethyl-1,3-oxazolidine-2,4-dione Chemical Properties

IUPAC Name: 5-Ethyl-3,5-dimethyl-1,3-oxazolidine-2,4-dione
CAS: 115-67-3
The Molecular formula of 5-Ethyl-3,5-dimethyl-1,3-oxazolidine-2,4-dione (CAS NO.115-67-3): C7H11NO3
The Molecular Weight of 5-Ethyl-3,5-dimethyl-1,3-oxazolidine-2,4-dione (CAS NO.115-67-3): 157.16714

Density: 1.124 g/cm
Flash Point: 61.9 °C
Boiling Point: 178.7 °C at 760 mmHg  
Index of Refraction: 1.454 
Molar Refractivity: 37.91 cm
Molar Volume: 139.8 cm
Polarizability: 15.03×10-24cm
Surface Tension: 32.5 dyne/cm 
Enthalpy of Vaporization: 41.5 kJ/mol 
Vapour Pressure: 0.976 mmHg at 25°C 
Water Solubility: 8404 (mg/L) at 25°C

5-Ethyl-3,5-dimethyl-1,3-oxazolidine-2,4-dione Toxicity Data With Reference

1.    

orl-mus LD50:1000 mg/kg

    27ZQAG    Psychotropic Drugs and Related Compounds E. Usdin andD.H. Efron,2nd ed.,Washington, DC.: 1972,280.
2.    

ipr-mus LD50:750 mg/kg

    27ZQAG    Psychotropic Drugs and Related Compounds E. Usdin andD.H. Efron,2nd ed.,Washington, DC.: 1972,280.

5-Ethyl-3,5-dimethyl-1,3-oxazolidine-2,4-dione Safety Profile

Moderately toxic by ingestion and intraperitoneal routes. Experimental teratogenic effects. Other experimental reproductive effects. When heated to decomposition it emits toxic fumes of NOx.

5-Ethyl-3,5-dimethyl-1,3-oxazolidine-2,4-dione Specification

  The chemical synonyms of 5-Ethyl-3,5-dimethyl-1,3-oxazolidine-2,4-dione (CAS NO.115-67-3) are Paramethadione (500 MG) ; 2,4-Oxazolidinedione, 5-ethyl-3,5-dimethyl- ; 3,5-dimethyl-5-ethyloxazolidine-2,4-dione ; 5-Ethyl-3,5-dimethyl-1,3-oxazolidine-2,4-dione ; 5-Ethyl-3,5-dimethyl-2,4-oxazolidinedione ; 5-ethyl-3,5-dimethyl-4-oxazolidinedione ; 5-Ethyl-3,5-dimethyloxazolidine-2,4-dione ; 5-ethyl-3,5-dimethyloxazolidine-2.4-dione . It can be used as a antiepileptic drug.

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