Melting point :-89°C
Boiling point :117 °C(lit.)
Density :0.814 g/mL at 25 °C(lit.)
refractive index :n20/D 1.402(lit.)
FEMA :2426 | 2-ETHYLBUTYRALDEHYDE
Flash point :70 °F
storage temp. :Flammables area
form :clear liquid
color :Colorless to Light yellow
Odor :at 10.00 % in dipropylene glycol. sweet green ethereal fruity cocoa
Odor Type :green
Water Solubility :Soluble in ether and alcohols. Slightly soluble in water.
Sensitive :Air Sensitive
JECFA Number :256
BRN :1209330
Stability :Stability Stable, but air sensitive. Flammable. Readily forms explosive mixtures with air. Incompatible with strong bases, strong reducing agents, oxidizing agents.
LogP :1.73
CAS DataBase Reference :97-96-1(CAS DataBase Reference)
EPA Substance Registry System :Butanal, 2-ethyl- (97-96-1)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, 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 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. 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.