Melting point :42-45 °C(lit.)
Boiling point :204-205 °C
Density :0.89 g/mL at 25 °C(lit.)
vapor density :4 (vs air)
vapor pressure :0.25 hPa (20 °C)
refractive index :n20/D 1.439(lit.)
Flash point :201 °F
storage temp. :Store below +30°C.
solubility :alcohol: soluble(lit.)
form :Solution
pka :11.857(at 0℃)
color :White, may discolor during storage
PH :12.4 (100g/l, H2O, 25℃)
Odor :pyridine odor
explosive limit :0.9-7.6%(V)
Water Solubility :490 g/L (20 ºC)
Sensitive :Hygroscopic
Merck :14,4695
BRN :1098307
Exposure limits :ACGIH: TWA 0.5 ppm
Stability :Stable. Combustible. Incompatible with strong oxidizing agents, strong acids, organic materials.
LogP :0.4 at 25℃
CAS DataBase Reference :124-09-4(CAS DataBase Reference)
NIST Chemistry Reference :1,6-Hexanediamine(124-09-4)
EPA Substance Registry System :Hexamethylenediamine (124-09-4)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes 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 H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P260 Do not breathe dust/fume/gas/mist/vapours/spray. P270 Do not eat, drink or smoke when using this product. 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.