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2-Aminophenol Structure

2-Aminophenol

Chemical Properties

Melting point 172 °C
Boiling point 164 °C (11.2515 mmHg)
Density  1.328
vapor pressure  14 hPa (153 °C)
refractive index  1.5444 (estimate)
Flash point 168 °C
storage temp.  Store below +30°C.
solubility  17 g/L (20°C)
Colour Index  76520
form  Powder
pka 4.78, 9.97(at 20℃)
color  White to brown
PH Range 6.5 - 7.5 at 10 g/l at 20 °C
PH 6.5-7.5 (10g/l, H2O, 20℃)
Water Solubility  17 g/L (20 ºC)
Merck  14,461
BRN  606075
Stability Stable, but may be air or light sensitive. Incompatible with strong oxidizing agents.
LogP 0.620
CAS DataBase Reference 95-55-6(CAS DataBase Reference)
EWG's Food Scores 4-6
FDA UNII 23RH73DZ65
NIST Chemistry Reference Phenol, 2-amino-(95-55-6)
EPA Substance Registry System o-Aminophenol (95-55-6)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H302+H332-H341
Precautionary statements P201-P301+P312+P330-P304+P340+P312-P308+P313
Hazard Codes  Xn,C
Risk Statements  20/22-68-34-20/21/22
Safety Statements  28-36/37-28A-45-36/37/39-26-68-20/22
RIDADR  UN 2512 6.1/PG 3
WGK Germany  2
RTECS  SJ4950000
8-10-23
Autoignition Temperature 190 °C
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  29222900
Hazardous Substances Data 95-55-6(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 1300 mg/kg
NFPA 704:
1
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