1-Butyl-3-methylimidazolium tetrafluoroborate

Melting point :-71 °C
Density :1.21 g/mL at 20 °C (lit.)
refractive index :n20/D 1.52
Flash point :288 °C
storage temp. :Store below +30°C.
solubility :Chloroform (Slightly), Methanol (Slightly)
form :Viscous Liquid
color :Clear yellow-orange
PH :5 (H2O, 20℃)
Water Solubility :Miscible with acetone, acetonitrile, ethyl acetate, isopropyl alcohol and methylene chloride. Immiscible with hexane, toluene and water.
Stability :hygroscopic
InChI :InChI=1S/C8H15N2.BF4/c1-3-4-5-10-7-6-9(2)8-10;2-1(3,4)5/h6-8H,3-5H2,1-2H3;/q+1;-1
InChIKey :YKVHBSVCYVBXQM-UHFFFAOYSA-M
SMILES :N1(CCCC)C=C[N+](C)=C1.[B-](F)(F)(F)F
CAS DataBase Reference :174501-65-6(CAS DataBase Reference)

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 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 H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
Precautionary statements:	P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P273 Avoid release to the environment. P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.