81-86-7;21563-29-1 4-bromo-1,8-naphthalic anhydride

Product Name	4-Bromo-1,8-Naphthalic Anhydride
CAS No.	81-86-7;21563-29-1
Synonyms	1H,3H-Naphtho(1,8-cd)pyran-1,3-dione, 6-bromo-; 6-bromo-1H,3H-benzo[de]isochromene-1,3-dione
InChI	InChI=1/C12H5BrO3/c13-9-5-4-8-10-6(9)2-1-3-7(10)11(14)16-12(8)15/h1-5H
Molecular Formula	C12H5BrO3
Molecular Weight	277.0703
Density	1.812g/cm3
Melting point	217-219℃
Boiling point	467.2°C at 760 mmHg
Flash point	236.3°C
Refractive index	1.733
Hazard Symbols	Xi:Irritant;
Risk Codes	R36/37/38:;
Safety	S26:; S37/39:;