Coumarin

About This Item

Molecular Formula	C₉H₆O₂
CAS Number	91-64-5

FC-0051198

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Properties

Chemical Identifiers

IUPAC Name	chromen-2-one
SMILES	C1=CC=C2C(=C1)C=CC(=O)O2
InChI Key	ZYGHJZDHTFUPRJ-UHFFFAOYSA-N
InChI	InChI=1S/C9H6O2/c10-9-6-5-7-3-1-2-4-8(7)11-9/h1-6H

Physical Properties

Boiling Point	568 °F at 760 mmHg (NTP, 1992)
Melting Point	68-70 °C
Flash Point	304 °F (NTP, 1992)
Density	0.935 @ 20 °C/4 °C

Safety Information

Hazard Class

Danger

Flash Point

304 °F (NTP, 1992)

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.