Melting point :165-169 °C (lit.)
Boiling point :373.0±32.0 °C(Predicted)
Density :1.500±0.06 g/cm3(Predicted)
storage temp. :Keep in dark place,Sealed in dry,Room Temperature
solubility :Soluble in methanol.
pka :6.34±0.10(Predicted)
form :Solid
color :Pale Yellow to Yellow
Sensitive :Air Sensitive
BRN :1910196
Stability :Air Sensitive
InChI :1S/C7H5NO4/c9-4-5-3-6(10)1-2-7(5)8(11)12/h1-4,10H
InChIKey :XLYPHUGUKGMURE-UHFFFAOYSA-N
SMILES :[H]C(=O)c1cc(O)ccc1[N+]([O-])=O
CAS DataBase Reference :42454-06-8(CAS DataBase Reference)
NIST Chemistry Reference :5-Hydroxy-2-nitro-benzaldehyde(42454-06-8)

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.