Basic

CAS No.	34087-02-0;6642-29-1
Product Name	4-nitro-1,8-naphthalic anhydride
Synonyms	6-nitro-1H,3H-benzo[de]isochromene-1,3-dione; 4-nitro-1H,3H-benzo[de]isochromene-1,3-dione; 6-nitro-1H,3H-naphtho[1,8-cd]pyran-1,3-dione; 6-Nitro-1H,3H-naphtho(1,8-cd)pyran-1,3-dione; 4-Nitronaphthalene-1,8-Dicarboxylic Anhydride
Molecular Formula	C12H5NO5
Molecular Weight	243.1718

Physical property

Density	1.637g/cm3
Melting point	226-229℃
Boiling point	512.9°C at 760 mmHg
Flash point	264.3°C
Refractive index	1.742

Hazard Symbols	Xi:Irritant;
Risk Codes	R36/37/38:;
Safety Description	S26:; S36:;