Melting point :125.0 to 129.0 °C
Boiling point :325°C(lit.)
Density :1.339±0.06 g/cm3(Predicted)
storage temp. :Sealed in dry,Room Temperature
form :powder to crystal
pka :10.75±0.50(Predicted)
color :White to Almost white
λmax :274nm(CHCl3)(lit.)
InChI :InChI=1S/C5H7N3O2/c1-3-5(8(9)10)4(2)7-6-3/h1-2H3,(H,6,7)
InChIKey :OFQCJVVJRNPSET-UHFFFAOYSA-N
SMILES :N1C(C)=C([N+]([O-])=O)C(C)=N1
CAS DataBase Reference :14531-55-6(CAS DataBase Reference)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, 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.