Melting point :28.9°C (estimate)
Boiling point :155-158 °C (lit.)
Density :0.818 g/mL at 25 °C (lit.)
refractive index :n20/D 1.4355(lit.)
Flash point :96 °F
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
form :Liquid
pka :10.25±0.15(Predicted)
color :Clear colorless to light yellow
EPA Substance Registry System :1,3-Propanediamine, N,N,2,2-tetramethyl- (53369-71-4)

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 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
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233 Keep container tightly closed. P240 Ground/bond container and receiving equipment. 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.