Boiling point :87-89 °C(lit.)
Density :0.94 g/mL at 25 °C(lit.)
refractive index :n20/D 1.417(lit.)
Flash point :110 °F
storage temp. :2-8°C
form :liquid
color :yellow
Specific Gravity :0.94
Water Solubility :Hydrolyzes in water.
Sensitive :Moisture Sensitive
BRN :506106
InChI :1S/C4H5NO/c1-2-3-5-4-6/h2H,1,3H2
InChIKey :HXBPYFMVGFDZFT-UHFFFAOYSA-N
SMILES :C=CCN=C=O
CAS DataBase Reference :1476-23-9(CAS DataBase Reference)
EPA Substance Registry System :1-Propene, 3-isocyanato- (1476-23-9)

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 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled Sensitisation, respiratory Category 1 Danger P261, P285, P304+P341, P342+P311,P501
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.