Melting point :-64 °C
Boiling point :186-187 °C(lit.)
Density :0.81 g/mL at 25 °C(lit.)
refractive index :n20/D 1.521(lit.)
Flash point :137 °F
form :clear liquid
color :Colorless to Almost colorless
Water Solubility :Slightly soluble in water.
BRN :1740405
Exposure limits :NIOSH: IDLH 25 mg/m3
LogP :2.214 (est)
CAS DataBase Reference :629-08-3(CAS DataBase Reference)
EPA Substance Registry System :Heptanenitrile (629-08-3)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H226 Flammable liquid and vapour Flammable liquids Category 3 Warning H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H312 Harmful in contact with skin Acute toxicity,dermal Category 4 Warning P280,P302+P352, P312, P322, P363,P501 H331 Toxic if inhaled Acute toxicity,inhalation Category 3 Danger P261, P271, P304+P340, P311, P321,P403+P233, P405, P501
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P280 Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P405 Store locked up.