Melting point :105-109 °C(lit.)
Boiling point :295.67°C (rough estimate)
Density :1.5216 (rough estimate)
refractive index :1.6280 (estimate)
storage temp. :Sealed in dry,Room Temperature
pka :5.07±0.24(Predicted)
form :Crystalline Powder
color :Yellow to brown
Water Solubility :slightly soluble
Sensitive :Air Sensitive
InChI :1S/C7H5NO4/c9-4-5-2-1-3-6(7(5)10)8(11)12/h1-4,10H
InChIKey :NUGOTBXFVWXVTE-UHFFFAOYSA-N
SMILES :Oc1c(C=O)cccc1[N+]([O-])=O
CAS DataBase Reference :5274-70-4(CAS DataBase Reference)
NIST Chemistry Reference :Benzaldehyde, 2-hydroxy-3-nitro-(5274-70-4)
EPA Substance Registry System :Benzaldehyde, 2-hydroxy-3-nitro- (5274-70-4)

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.