Melting point :269 °C
Boiling point :295.48°C (rough estimate)
Density :1.2571 (rough estimate)
vapor pressure :0Pa at 25℃
refractive index :1.5550 (estimate)
Flash point :272 °C
storage temp. :Store below +30°C.
solubility :Chloroform (Slightly, Heated), DMSO
form :Powder
color :Beige to light brown
Water Solubility :decomposes
Sensitive :Moisture Sensitive
BRN :153190
LogP :3.24
Surface tension :72.5mN/m at 1.3mg/L and 20℃
CAS DataBase Reference :81-84-5(CAS DataBase Reference)
NIST Chemistry Reference :1,8-Naphthalic anhydride(81-84-5)
EPA Substance Registry System :1,8-Naphthalic anhydride (81-84-5)

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.