Melting point :165-170 °C
Boiling point :340.33°C (rough estimate)
Density :1.2165 (rough estimate)
refractive index :1.6300 (estimate)
Flash point :11 °C
storage temp. :Keep in dark place,Inert atmosphere,Store in freezer, under -20°C
solubility :Chloroform (Slightly), Methanol (Slightly)
form :Solid
pka :1.54±0.20(Predicted)
color :White to Light yellow
Water Solubility :1.8g/L(20 ºC)
λmax :312nm(CH3CN)(lit.)
Merck :14,5924
BRN :613129
CAS DataBase Reference :41394-05-2(CAS DataBase Reference)
NIST Chemistry Reference :1,2,4-Triazin-5(4h)-one, 4-amino-3-methyl-6-phenyl-(41394-05-2)
EPA Substance Registry System :Metamitron (41394-05-2)

Symbol(GHS):
Signal word:	Danger
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 H311 Toxic in contact with skin Acute toxicity,dermal Category 3 Danger P280, P302+P352, P312, P322, P361,P363, P405, P501 H330 Fatal if inhaled Acute toxicity,inhalation Category 1, 2 Danger P260, P271, P284, P304+P340, P310,P320, P403+P233, P405, P501 H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P260 Do not breathe dust/fume/gas/mist/vapours/spray. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.