Melting point :202-206 °C (dec.)
Boiling point :332.56°C (rough estimate)
Density :1.3447 (rough estimate)
refractive index :1.4530 (estimate)
storage temp. :2-8°C
solubility :DMSO (Sparingly), Methanol (Slightly, Sonicated)
form :Solid
color :Off-White to Light Brown
Water Solubility :Hydrolyzes in water.
Sensitive :Moisture Sensitive
BRN :178072
CAS DataBase Reference :4053-08-1(CAS DataBase Reference)
NIST Chemistry Reference :4-Chloro-1,8-naphthalic anhydride(4053-08-1)
EPA Substance Registry System :4-Chloronapthalic anhydride (4053-08-1)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H303 May be harmfulif swallowed Acute toxicity,oral Category 5 P312 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. P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405 Store locked up.