Melting point :41 °C
Boiling point :137-138 °C(Press: 1 Torr)
Density :1.217±0.06 g/cm3(Predicted)
storage temp. :under inert gas (nitrogen or Argon) at 2–8 °C
solubility :DMSO (Slightly), Methanol (Slightly)
form :Solid
pka :3.49±0.10(Predicted)
color :Brown to Very Dark Brown
Stability :Incompatible with strong oxidizing agents.
CAS DataBase Reference :90-52-8(CAS DataBase Reference)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes 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:	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. P321 Specific treatment (see … on this label). P332+P313 IF SKIN irritation occurs: Get medical advice/attention. P362 Take off contaminated clothing and wash before reuse.