Cholesterol

Melting point :148-150 °C
alpha :-36 º (c=2, dioxane)
Boiling point :360 °C
Density :1.06
refractive index :1.5250 (estimate)
Flash point :250 °C
storage temp. :-20°C
solubility :H₂O: 0.002 mg/mL
pka :15.03±0.70(Predicted)
form :powder
Specific Gravity :1.067
color :white
Odor :wh. or faintly yel. pearly granules or crystals, almost odorless
Water Solubility :negligible
Merck :14,2201
BRN :1915888
Dielectric constant :2.9（Ambient）
InChIKey :HVYWMOMLDIMFJA-DPAQBDIFSA-N
LogP :9.619 (est)
CAS DataBase Reference :57-88-5(CAS DataBase Reference)
IARC :3 (Vol. 31, Sup 7) 1987
NIST Chemistry Reference :Cholesterol(57-88-5)
EPA Substance Registry System :Cholesterol (57-88-5)

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 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 H331 Toxic if inhaled Acute toxicity,inhalation Category 3 Danger P261, P271, P304+P340, P311, P321,P403+P233, P405, P501 H336 May cause drowsiness or dizziness Specific target organ toxicity,single exposure; Narcotic effects Category 3 Warning P261, P271, P304+P340, P312,P403+P233, P405, P501 H351 Suspected of causing cancer Carcinogenicity Category 2 Warning P201, P202, P281, P308+P313, P405,P501 H372 Causes damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 1 Danger P260, P264, P270, P314, P501
Precautionary statements:	P201 Obtain special instructions before use. 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. P308+P313 IF exposed or concerned: Get medical advice/attention. P403+P233 Store in a well-ventilated place. Keep container tightly closed.