Melting point :29-31 °C(lit.)
Boiling point :152-154 °C(lit.)
Density :0.851 g/mL at 25 °C(lit.)
refractive index :n20/D 1.4566(lit.)
Flash point :117 °F
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
form :Low Melting Solid
pka :10.55±0.15(Predicted)
color :Colorless
PH :11.2 (10.1g/l, H2O, 20℃)
explosive limit :1.4-8.7%(V)
FreezingPoint :25.0 to 28.0 ℃
CAS DataBase Reference :7328-91-8(CAS DataBase Reference)
EPA Substance Registry System :1,3-Propanediamine, 2,2-dimethyl- (7328-91-8)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H290 May be corrosive to metals Corrosive to Metals Category 1 Warning P234, P390, P404 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
Precautionary statements:	P234 Keep only in original container. P260 Do not breathe dust/fume/gas/mist/vapours/spray. 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.