Potassium hydrogen phthalate

About This Item

Molecular Formula	C₈H₅KO₄
CAS Number	877-24-7

FC-0568208

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Properties

Chemical Identifiers

IUPAC Name	potassium;2-carboxybenzoate
SMILES	C1=CC=C(C(=C1)C(=O)O)C(=O)[O-].[K+]
InChI Key	IWZKICVEHNUQTL-UHFFFAOYSA-M
InChI	InChI=1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1

Physical Properties

Boiling Point	378.3ºC at 760 mmHg
Melting Point	295-300 °C (dec.)(lit.)
Flash Point	196.7ºC
Density	1.006 g/mL at 20 °C

Safety Information

Flash Point

196.7ºC

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.