Melting point :-60 °C
Boiling point :169-171 °C(lit.)
Density :0.826 g/mL at 25 °C(lit.)
vapor density :4.4 (vs air)
vapor pressure :19.5 mm Hg ( 70 °C)
refractive index :n20/D 1.442
Flash point :138 °F
storage temp. :Store below +30°C.
form :Liquid
pka :10.32±0.25(Predicted)
Specific Gravity :0.827 (20/4℃)
color :Clear colorless to slightly yellow
PH :11.7 (10g/l, H2O, 20℃)
Odor :ammoniacal odor
explosive limit :1.0%(V)
Water Solubility :MISCIBLE
Sensitive :Air Sensitive
BRN :741879
LogP :0.36 at 25℃
CAS DataBase Reference :104-78-9(CAS DataBase Reference)
NIST Chemistry Reference :1,3-Propanediamine, N,N-diethyl-(104-78-9)
EPA Substance Registry System :1,3-Propanediamine, N,N-diethyl- (104-78-9)

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 H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H311 Toxic in contact with skin Acute toxicity,dermal Category 3 Danger P280, P302+P352, P312, P322, P361,P363, P405, 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 H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 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. P233 Keep container tightly closed. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. 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.