3-Nitrophthalic anhydride

About This Item

Molecular Formula	C₈H₃NO₅
CAS Number	641-70-3

FC-0524792

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Properties

Chemical Identifiers

IUPAC Name	4-nitro-2-benzofuran-1,3-dione
SMILES	C1=CC2=C(C(=C1)[N+](=O)[O-])C(=O)OC2=O
InChI Key	ROFZMKDROVBLNY-UHFFFAOYSA-N
InChI	InChI=1S/C8H3NO5/c10-7-4-2-1-3-5(9(12)13)6(4)8(11)14-7/h1-3H

Physical Properties

Boiling Point	411.8±28.0 °C at 760 mmHg
Melting Point	163-165 °C(lit.)
Flash Point	227.5±26.0 °C
Density	1.7±0.1 g/cm3

Safety Information

Hazard Class

Warning

Flash Point

227.5±26.0 °C

Please refer to the Safety Data Sheet (SDS) for complete handling, storage, and disposal instructions. Follow all applicable regulations when working with this chemical reagent.