Melting point :192-195 °C (dec.)(lit.)
Boiling point :265.11°C (rough estimate)
Density :1.2346 (rough estimate)
refractive index :1.5036 (estimate)
storage temp. :Sealed in dry,Room Temperature
solubility :Acetonitrile (Slightly), Chloroform (Slightly), Methanol (Slightly)
pka :4.31±0.10(Predicted)
Colour Index :75480
form :Crystalline Powder
color :Yellow
Water Solubility :2 g/L (20 ºC)
Merck :14,5393
BRN :1565260
Stability :Stable. Combustible. Incompatible with strong oxidizing agents.
InChIKey :CSFWPUWCSPOLJW-UHFFFAOYSA-N
LogP :1.380
CAS DataBase Reference :83-72-7(CAS DataBase Reference)
NIST Chemistry Reference :1,4-Naphthalenedione, 2-hydroxy-(83-72-7)
EPA Substance Registry System :2-Hydroxy-1,4-naphthoquinone (83-72-7)

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.