Melting point :-5 °C
Boiling point :131 °C
Density :1.08
refractive index :1.467-1.469
Flash point :38 °C
storage temp. :Poison room
Water Solubility :Practically insoluble in water
solubility :Chloroform (Soluble), Methanol (Slightly)
form :Liquid
color :Clear colorless to light yellow
Odor :at 0.01?%?in?propylene glycol. sulfury onion
Sensitive :Moisture Sensitive
Merck :14,6127
Dielectric constant :4.3（19℃）
LogP :0.502 (est)
CAS DataBase Reference :556-64-9(CAS DataBase Reference)
NIST Chemistry Reference :Thiocyanic acid, methyl ester(556-64-9)
EPA Substance Registry System :Methyl thiocyanate (556-64-9)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H226 Flammable liquid and vapour Flammable liquids Category 3 Warning 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:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.