Melting point :130-135 °C
Boiling point :318.03°C (rough estimate)
Density :1.6720
refractive index :1.4738 (estimate)
solubility :dioxane: soluble1g/10 mL
pka :5.35, 5.42(at 25℃)
color :Light yellow needles
PH Range :Colorless (4.3) to yellow (6.3)
BRN :1969398
Major Application :Lubricants, enzyme assay, antinerve agent, substrate for enzymes, in biotechnological process, for biosensor design

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H201 Explosive; mass explosion hazard Explosives Div 1.1 Danger P210, P230, P240, P250, P280,P370+P380, P372, P373, P401, P501 H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501 H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P230 Keep wetted with … P250 Do not subject to grinding/shock/…/friction. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.