Melting point :188 °C
Boiling point :284 °C
Density :1.29
vapor pressure :0.4 hPa (110 °C)
refractive index :1.5444 (estimate)
Flash point :189 °C
storage temp. :2-8°C
solubility :water: slightly soluble
form :Crystalline Powder
pka :5.48, 10.30(at 25℃)
color :White to cream
Water Solubility :1.5 g/100 mL (20 ºC)
Sensitive :Air & Light Sensitive
Decomposition :284 °C
Merck :14,462
BRN :385836
Stability :Stable, though may discolour in air. Incompatible with acids, chloroformates, strong oxidizing agents.
InChIKey :PLIKAWJENQZMHA-UHFFFAOYSA-N
LogP :-0.09-0.04 at 25℃
CAS DataBase Reference :123-30-8(CAS DataBase Reference)
NIST Chemistry Reference :Phenol, 4-amino-(123-30-8)
EPA Substance Registry System :p-Aminophenol (123-30-8)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 H341 Suspected of causing genetic defects Germ cell mutagenicity Category 2 Warning P201,P202, P281, P308+P313, P405,P501 H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501 H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P273 Avoid release to the environment. 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. P302+P352 IF ON SKIN: wash with plenty of soap and water. P308+P313 IF exposed or concerned: Get medical advice/attention.