4-Hydroxyisophthalic acid

About This Item

Molecular Formula	C₈H₆O₅
CAS Number	636-46-4

FC-0364362

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Properties

Chemical Identifiers

IUPAC Name	4-hydroxybenzene-1,3-dicarboxylic acid
SMILES	C1=CC(=C(C=C1C(=O)O)C(=O)O)O
InChI Key	BCEQKAQCUWUNML-UHFFFAOYSA-N
InChI	InChI=1S/C8H6O5/c9-6-2-1-4(7(10)11)3-5(6)8(12)13/h1-3,9H,(H,10,11)(H,12,13)

Physical Properties

Boiling Point	447.5±40.0 °C at 760 mmHg
Melting Point	>300°C
Flash Point	238.6±23.8 °C
Density	1.6±0.1 g/cm3

Safety Information

Hazard Class

Warning

Flash Point

238.6±23.8 °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.