Hydroquinonesulfonic acid potassium salt, 98+%

Catalog No.	Quantity
AAL0840622	100 g
AAL0840636	500 g

Catalog No. AAL0840622 Supplier Thermo Scientific Chemicals Supplier No. L0840622

Description

CAS: 21799-87-1 | C6H5KO5S | 228.259 g/mol

It is employed in the synthesis and properties of sulfonated polyarylene ether nitrile copolymers for PEM with high thermal stability.

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

Applications
It is employed in the synthesis and properties of sulfonated polyarylene ether nitrile copolymers for PEM with high thermal stability.

Solubility
Soluble in water.

Notes
Store away from oxidizing agents. Keep the container tightly closed and place it in a cool, dry and well ventilated condition.

Specifications

Chemical Identifiers

• CAS: 21799-87-1
• Molecular Formula: C6H5KO5S
• Molecular Weight (g/mol): 228.259
• MDL Number: MFCD00007475
• InChI Key: VKDSBABHIXQFKH-UHFFFAOYSA-M
• Synonym: potassium 2,5-dihydroxybenzenesulfonate, hydroquinonesulfonic acid potassium salt, potassium2,5-dihydroxybenzenesulfonate, unii-249e3f00ep, benzenesulfonic acid, 2,5-dihydroxy-, monopotassium salt, 2,5-dihydroxybenzenesulfonic acid potassium salt, potassium hydroquinonesulfonate, hydroquinone sulfonic acid potassium salt, hydroquinone sulfonic acid, potassium salt, benzenesulfonic acid, 2,5-dihydroxy-, potassium salt 1:1
• PubChem CID: 23672329
• IUPAC Name: potassium;2,5-dihydroxybenzenesulfonate
• SMILES: C1=CC(=C(C=C1O)S(=O)(=O)[O-])O.[K+]

• Melting Point: ∽251°C (decomposition)
• Quantity: 100 g
• Beilstein: 5187027
• Solubility Information: Soluble in water.
• Formula Weight: 228.27
• Percent Purity: ≥98%
• Chemical Name or Material: Hydroquinonesulfonic acid potassium salt

Safety and Handling

Hazard Category	H315-H319-H335
Hazard Statement	GHS H Statement H315-H319-H317-H335 Causes skin irritation. Causes serious eye irritation. May cause an allergic skin reaction. May cause respiratory irritation.
Precautionary Statement	P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c
EINECSNumber	244-584-7
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only