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1,4-Diamino anthraquinone Structure

1,4-Diamino anthraquinone

Chemical Properties

Melting point 265-269 °C(lit.)
Boiling point 380.84°C (rough estimate)
Density  1.44 g/cm3 (20℃)
vapor pressure  <1 hPa (25 °C)
refractive index  1.6500 (estimate)
Flash point 340 °C
storage temp.  Keep in dark place,Inert atmosphere,Room temperature
solubility  Soluble in benzene, pyridine, the difficulties, slightly soluble in hot aniline acetate, ethanol.
pka 1.17±0.20(Predicted)
form  Solid
color  Dark Violet to Black
PH 7 (H2O, 20℃)
Water Solubility  228.7ug/L(25 ºC)
BRN  2216556
Stability Light Sensitive
LogP 3.000
CAS DataBase Reference 128-95-0(CAS DataBase Reference)
EWG's Food Scores 3-6
FDA UNII N21HDQ0TKN
NIST Chemistry Reference 1,4-Diaminoanthraquinone(128-95-0)
EPA Substance Registry System 1,4-Diaminoanthraquinone (128-95-0)

Safety

Symbol(GHS) GHS hazard pictograms
Signal wordWarning
Hazard statements H317
Precautionary statements P261-P272-P280-P302+P352-P333+P313-P362+P364
Risk Statements  22
Safety Statements  22-36/37
WGK Germany  2
RTECS  CB6300000
Autoignition Temperature >400 °C
TSCA  Yes
HS Code  29223990
Toxicity LD50 orally in Rabbit: 5790 mg/kg
NFPA 704:
1
0 0

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