Potassium hydrogen phthalate, 99+%, Thermo Scientific Chemicals

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Chemical Identifiers

CAS

877-24-7

Molecular Formula

C₈H₅KO₄

Molecular Weight (g/mol)

204.22

MDL Number

MFCD00013070

InChI Key

IWZKICVEHNUQTL-UHFFFAOYSA-M

Synonym

potassium hydrogen phthalate, potassium biphthalate, monopotassium phthalate, potassium acid phthalate, hydrogen potassium phthalate, phthalic acid monopotassium salt, 1,2-benzenedicarboxylic acid, monopotassium salt, phthalic acid, monopotassium salt, phthalic acid potassium salt, potassium phthalate monobasic

PubChem CID

23676735

IUPAC Name

potassium;2-carboxybenzoate

SMILES

C1=CC=C(C(=C1)C(=O)O)C(=O)[O-].[K+]

Melting Point

295.0°C to 300.0°C

Color

Red

pH

4 to 4.02 (0.05M soln. at 25°C)

Infrared Spectrum

Authentic

Assay Percent Range

99+%

Packaging

Glass bottle

Linear Formula

2-(HO₂C)C₆H₄CO₂K

Quantity

500 g

Beilstein

09, 791

Merck Index

15, 7733

Solubility Information

Solubility in water: 80g/L (20°C). Other solubilities: 330g/L water (100°C), slightly soluble in alcohol

Formula Weight

204.22

Percent Purity

99+%

Physical Form

Crystalline Powder

Chemical Name or Material

Potassium hydrogen phthalate, 99+%

EINECSNumber

212-889-4

RTECSNumber

CZ4326000

TSCA

TSCA

SDS

EINECSNumber

212-889-4

RTECSNumber

CZ4326000

TSCA

TSCA

SDS

RUO – Research Use Only