Melting point :188-190 °C (dec.) (lit.)
Boiling point :295.67°C (rough estimate)
Density :1.5216 (rough estimate)
refractive index :1.6280 (estimate)
storage temp. :Keep in dark place,Sealed in dry,Room Temperature
solubility :10g/l
form :Crystalline Powder
pka :2.43(at 25℃)
color :White to light yellow-beige
Odor :odorless
Water Solubility :0.55 g/100 mL
Merck :14,8073
BRN :137110
InChI :1S/C7H5NO4/c9-6(10)4-2-1-3-8-5(4)7(11)12/h1-3H,(H,9,10)(H,11,12)
InChIKey :GJAWHXHKYYXBSV-UHFFFAOYSA-N
SMILES :OC(=O)c1cccnc1C(O)=O
CAS DataBase Reference :89-00-9(CAS DataBase Reference)
EPA Substance Registry System :2,3-Pyridinedicarboxylic acid (89-00-9)

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 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. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.