Melting point :1.63°C (estimate)
Boiling point :128-130 °C (lit.)
Density :0.837 g/mL at 25 °C (lit.)
refractive index :n20/D 1.439(lit.)
Flash point :50 °F
storage temp. :Flammables area
Water Solubility :Completely soluble in water
pka :pK1:7.63(+2);pK2:10.56(+1) (25°C)
form :Liquid
color :Clear colorless to slightly brown
Sensitive :Air Sensitive
BRN :1098272
InChI :1S/C4H12N2/c1-2-6-4-3-5/h6H,2-5H2,1H3
InChIKey :SCZVXVGZMZRGRU-UHFFFAOYSA-N
SMILES :CCNCCN
CAS DataBase Reference :110-72-5(CAS DataBase Reference)
NIST Chemistry Reference :1,2-Ethanediamine, N-ethyl-(110-72-5)
EPA Substance Registry System :1,2-Ethanediamine, N-ethyl- (110-72-5)

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 H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501 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. P233 Keep container tightly closed. 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. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.