Melting point :>143°C (dec.)
alpha :-50 (D/25℃) (c=1.5, H2O)-65.5 (D) (c=1.0, H2O)
Boiling point :494°C (rough estimate)
Density :1.1675 (rough estimate)
refractive index :1.6000 (estimate)
storage temp. :−20°C
solubility :H₂O: 10 mg/mL, clear, colorless
pka :13.05±0.20(Predicted)
form :powder
color :White to Off-White
PH :pH (10g/l, 25℃) : 3.0～4.0
Merck :13,9663
BRN :770238
Stability :Hygroscopic
InChIKey :ITYONPBTNRIEBA-SRVKXCTJSA-N
CAS DataBase Reference :24305-27-9

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.