Melting point :-87°C
Boiling point :116-121 °C(lit.)
Density :0.834 g/mL at 25 °C(lit.)
refractive index :n20/D 1.406
Flash point :75 °F
storage temp. :Store at +2°C to +8°C.
solubility :soluble in Chloroform, Ethyl Acetate
form :Liquid
Specific Gravity :0.834
color :Colorless to pale brown
Odor :onion odor
Water Solubility :Not miscible in water.
Merck :14,290
BRN :605352
Henry's Law Constant :2.0×10^-1 mol/(m³Pa) at 25℃, Brockbank (2013)
Exposure limits :NIOSH: IDLH 25 mg/m3
InChI :1S/C4H5N/c1-2-3-4-5/h2H,1,3H2
InChIKey :SJNALLRHIVGIBI-UHFFFAOYSA-N
SMILES :C=CCC#N
CAS DataBase Reference :109-75-1(CAS DataBase Reference)
NIST Chemistry Reference :3-Butenenitrile(109-75-1)
EPA Substance Registry System :3-Butenenitrile (109-75-1)

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 H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger P264, P270, P301+P310, P321, P330,P405, P501 H312 Harmful in contact with skin Acute toxicity,dermal Category 4 Warning P280,P302+P352, P312, P322, P363,P501 H316 Causes mild skin irritation Skin corrosion/irritation Category 3 Warning P332+P313 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310 H330 Fatal if inhaled Acute toxicity,inhalation Category 1, 2 Danger P260, P271, P284, P304+P340, P310,P320, P403+P233, P405, P501 H360 May damage fertility or the unborn child Reproductive toxicity Category 1A, 1B Danger H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501
Precautionary statements:	P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233 Keep container tightly closed. P240 Ground/bond container and receiving equipment. P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. P242 Use only non-sparking tools. P243 Take precautionary measures against static discharge. P260 Do not breathe 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. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection. P284 Wear respiratory protection. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P308+P313 IF exposed or concerned: Get medical advice/attention. P332+P313 IF SKIN irritation occurs: Get medical advice/attention. P370+P378 In case of fire: Use … for extinction. P403+P233 Store in a well-ventilated place. Keep container tightly closed. P403+P235 Store in a well-ventilated place. Keep cool. P405 Store locked up. P501 Dispose of contents/container to..…