Melting point :230 °C
alpha :23 º (c=3 H2O)
Density :1.177 g/cm3(Temp: 22.5 °C)
refractive index :23 ° (C=3, H2O)
Flash point :9℃
storage temp. :-20°C
solubility :H₂O: 0.5 M at 20 °C, clear, colorless to faintly yellow
form :Solid
color :Brown to greenish brown
PH :pH (30g/l, 25℃) : 4.5～7.5
Water Solubility :> 250 g/L (20 ºC)
Decomposition :125°C
Merck :14,9075
BRN :3901620
LogP :0.051 (est)
CAS DataBase Reference :145-42-6(CAS DataBase Reference)
EPA Substance Registry System :Ethanesulfonic acid, 2-[[(3.alpha.,5.beta.,7.alpha.,12.alpha.)-3,7,12-trihydroxy-24-oxocholan-24-yl]amino]-, monosodium salt (145-42-6)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501 H370 Causes damage to organs Specific target organ toxicity, single exposure Category 1 Danger P260, P264, P270, P307+P311, P321,P405, P501
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P280 Wear protective gloves/protective clothing/eye protection/face protection. P403+P233 Store in a well-ventilated place. Keep container tightly closed.