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1,8-Diaminooctane Structure

1,8-Diaminooctane

Chemical Properties

Melting point 50-52 °C(lit.)
Boiling point 225-226 °C(lit.)
Density  0.98 g/mL at 20 °C
vapor pressure  <0.1 hPa (20 °C)
refractive index  1.4618 (estimate)
Flash point 329 °F
storage temp.  Store below +30°C.
solubility  575g/l
form  Solidified Crystalline Mass
pka 11.00, 10.1(at 20℃)
color  White to yellow
PH 11.7 (4g/l, H2O, 20℃)
explosive limit 1.1-6.8%(V)
Water Solubility  575 g/L (20 ºC)
Sensitive  Hygroscopic
BRN  1735426
InChIKey PWGJDPKCLMLPJW-UHFFFAOYSA-N
LogP 0.896 at 25℃
CAS DataBase Reference 373-44-4(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII 53A6694PIE
NIST Chemistry Reference 1,8-Diaminooctane(373-44-4)
EPA Substance Registry System 1,8-Octanediamine (373-44-4)
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Safety

Symbol(GHS) GHS hazard pictogramsGHS hazard pictograms
Signal wordDanger
Hazard statements H302-H314-H317
Precautionary statements P260-P270-P280-P301+P312-P303+P361+P353-P305+P351+P338
Hazard Codes  C,Xi
Risk Statements  34-36/37/38
Safety Statements  26-36/37/39-45-37/39
RIDADR  UN 3259 8/PG 3
WGK Germany  3
RTECS  RG8841500
F  3-9-23
Autoignition Temperature 280 °C DIN 51794
HazardClass  8
PackingGroup  III
HS Code  29212900
Toxicity LD50 orally in Rabbit: 500 mg/kg
NFPA 704:
1
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