Melting point :183-186 °C (lit.)
Boiling point :316.77°C (rough estimate)
Density :1.6074 (rough estimate)
refractive index :1.6280 (estimate)
storage temp. :Sealed in dry,Room Temperature
solubility :Acetonitrile (Slightly), DMSO (Slightly), Methanol (Slightly)
form :Solid
pka :3.94±0.10(Predicted)
color :Off-White
BRN :2213134
InChI :InChI=1S/C7H5NO5/c9-6-2-1-4(7(10)11)3-5(6)8(12)13/h1-3,9H,(H,10,11)
InChIKey :QRYSWXFQLFLJTC-UHFFFAOYSA-N
SMILES :C(O)(=O)C1=CC=C(O)C([N+]([O-])=O)=C1
CAS DataBase Reference :616-82-0(CAS DataBase Reference)
NIST Chemistry Reference :4-Hydroxy-3-nitrobenzoic acid(616-82-0)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes 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. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection. 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.