Melting point :274-275 °C(lit.)
Boiling point :211.75°C (rough estimate)
Density :1.5988 (rough estimate)
refractive index :1.4264 (estimate)
storage temp. :Store below +30°C.
form :Fine Crystalline Powder
pka :7.78±0.20(Predicted)
color :White to light yellow
Water Solubility :Partly soluble in water, ethanol, DMSO, and 1 M NH4OH (50 mg/ml).
BRN :116472
InChI :InChI=1S/C3H3N3O2/c7-2-1-4-6-3(8)5-2/h1H,(H2,5,6,7,8)
InChIKey :SSPYSWLZOPCOLO-UHFFFAOYSA-N
SMILES :N1=CC(=O)NC(=O)N1
CAS DataBase Reference :461-89-2(CAS DataBase Reference)
NIST Chemistry Reference :1,2,4-Triazine-3,5(2H,4H)-dione(461-89-2)
EPA Substance Registry System :1,2,4-Triazine-3,5(2H,4H)-dione (461-89-2)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger P264, P270, P301+P310, P321, P330,P405, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405 Store locked up.