Melting point :168-172 °C(lit.)
alpha :256 º (c=1, EtOH)
Boiling point :462.75°C (rough estimate)
Density :1.1294 (rough estimate)
refractive index :1.5700 (estimate)
storage temp. :Keep in dark place,Sealed in dry,2-8°C
solubility :insoluble in H2O; ≥10.32 mg/mL in EtOH with ultrasonic; ≥11.95 mg/mL in DMSO
form :Powder
pka :5.4, 10.0(at 20℃)
color :White to off-white
optical activity :[α]20/D +265±5°, c = 0.8% in ethanol (dry matter)
Water Solubility :0.05 g/100 mL (20 ºC)
Sensitive :Light Sensitive
Merck :14,8060
BRN :91866
BCS Class :1
Stability :Stable. Incompatible with strong oxidizing agents.
LogP :3.440
CAS DataBase Reference :56-54-2(CAS DataBase Reference)
NIST Chemistry Reference :Quinine(56-54-2)
EPA Substance Registry System :Quinidine (56-54-2)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger P264, P270, P301+P310, P321, P330,P405, P501 H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P302+P352 IF ON SKIN: wash with plenty of soap and water.