Protocatechualdehyde

About This Item

Molecular Formula	C₇H₆O₃
CAS Number	139-85-5
Appearance	Solid; [Merck Index] Light brown powder; [Alfa Aesar MSDS]

FC-0845153

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Properties

Chemical Identifiers

IUPAC Name	3,4-dihydroxybenzaldehyde
SMILES	C1=CC(=C(C=C1C=O)O)O
InChI Key	IBGBGRVKPALMCQ-UHFFFAOYSA-N
InChI	InChI=1S/C7H6O3/c8-4-5-1-2-6(9)7(10)3-5/h1-4,9-10H

Physical Properties

Boiling Point	295.4±20.0 °C at 760 mmHg
Melting Point	150-157 °C(lit.)
Flash Point	146.7±18.3 °C
Density	1.4±0.1 g/cm3

Safety Information

Hazard Class

Warning

Flash Point

146.7±18.3 °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.