Melting point :108-110°
Boiling point :312.25°C (rough estimate)
Density :1.1914 (rough estimate)
refractive index :1.5557 (estimate)
storage temp. :APPROX 20°C
solubility :Soluble in most organic solvents (Worthing and Hance, 1991)
pka :3.47±0.10(Predicted)
color :Bright yellow crystals
Water Solubility :18 ppm at 25 °C (Gunther et al., 1968)
Merck :13,7526
BRN :2051258
Exposure limits :NIOSH REL: TWA 0.1 mg/m3, IDLH 100 mg/m3; OSHA PEL: TWA 0.1 mg/m3; ACGIH TLV: TWA 0.1 mg/m3
EPA Substance Registry System :Pindone (83-26-1)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger P264, P270, P301+P310, P321, P330,P405, P501 H372 Causes damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 1 Danger P260, P264, P270, P314, P501 H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P260 Do not breathe dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. P273 Avoid release to the environment. P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P314 Get medical advice/attention if you feel unwell.