Melting point :185-189 °C (lit.)
Boiling point :281.7°C (rough estimate)
Density :1.8109 (rough estimate)
refractive index :1.4798 (estimate)
storage temp. :Sealed in dry,2-8°C
solubility :DMSO (Slightly), Methanol (Slightly)
form :Solid
pka :2.06±0.10(Predicted)
color :White to Light Yellow
Water Solubility :Slightly soluble in water.
BRN :139373
InChI :InChI=1S/C5H3NO5/c7-5(8)3-1-2-4(11-3)6(9)10/h1-2H,(H,7,8)
InChIKey :IODMEDPPCXSFLD-UHFFFAOYSA-N
SMILES :O1C([N+]([O-])=O)=CC=C1C(O)=O
CAS DataBase Reference :645-12-5(CAS DataBase Reference)
NIST Chemistry Reference :5-Nitrofuran-2-carboxylic acid(645-12-5)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H341 Suspected of causing genetic defects Germ cell mutagenicity Category 2 Warning P201,P202, P281, P308+P313, P405,P501
Precautionary statements:	P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P280 Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P308+P313 IF exposed or concerned: Get medical advice/attention. P405 Store locked up.