Melting point :208 °C (dec.) (lit.)
Boiling point :276.03°C (rough estimate)
Density :1.3585 (rough estimate)
refractive index :1.5500 (estimate)
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
solubility :Soluble in solvents.
pka :9.06±0.18(Predicted)
form :Crystalline Powder
color :Beige-gray to brown
Sensitive :Light Sensitive
λmax :308nm(H2O (pH 11))(lit.)
BRN :972238
InChI :InChI=1S/C7H7NO3/c8-5-3-4(7(10)11)1-2-6(5)9/h1-3,9H,8H2,(H,10,11)
InChIKey :MRBKRZAPGUCWOS-UHFFFAOYSA-N
SMILES :C(O)(=O)C1=CC=C(O)C(N)=C1
CAS DataBase Reference :1571-72-8(CAS DataBase Reference)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. 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. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.