Melting point :279-281 °C (lit.)
Boiling point :213.59°C (rough estimate)
Density :1.3565 (rough estimate)
refractive index :1.4487 (estimate)
storage temp. :2-8°C
solubility :Soluble in Sodium Hydroxide.
form :Solid
pka :12.10±0.20(Predicted)
color :White to Light Beige
BRN :112496
InChI :InChI=1S/C4H6N2O2/c7-3-1-2-5-4(8)6-3/h1-2H2,(H2,5,6,7,8)
InChIKey :OIVLITBTBDPEFK-UHFFFAOYSA-N
SMILES :C1(=O)NCCC(=O)N1
CAS DataBase Reference :504-07-4(CAS DataBase Reference)
EPA Substance Registry System :2,4(1H,3H)-Pyrimidinedione, dihydro- (504-07-4)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H227 Combustible liquid Flammable liquids Category 4 Warning P210, P280, P370+P378, P403+P235,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
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P332+P313 IF SKIN irritation occurs: Get medical advice/attention. P337+P313 IF eye irritation persists: Get medical advice/attention. P370+P378 In case of fire: Use … for extinction. P403+P235 Store in a well-ventilated place. Keep cool.