Potassium 2,5-dihydroxybenzenesulfonate Chemical Properties

Melting point:

251 °C (dec.)(lit.)

Boiling point:

591.05℃[at 101 325 Pa]

Density 

1.74[at 20℃]

vapor pressure 

0Pa at 25℃

storage temp. 

Store below +30°C.

form 

powder to crystal

color 

White to Almost white

Water Solubility 

soluble

BRN 

5187027

Stability:

Stable. Incompatible with bases, oxidizing agents.

LogP

-3.912 at 25℃

CAS DataBase Reference

21799-87-1(CAS DataBase Reference)

EPA Substance Registry System

Benzenesulfonic acid, 2,5-dihydroxy-, monopotassium salt (21799-87-1)

Safety Information

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-37/39

WGK Germany 

2

TSCA 

Yes

HS Code 

29082000

MSDS

• Language:English Provider:2,5-Dihydroxybenzenesulfonic acid potassium salt
• Language:English Provider:ACROS
• Language:English Provider:SigmaAldrich
• Language:English Provider:ALFA

Potassium 2,5-dihydroxybenzenesulfonate Usage And Synthesis

Chemical Properties

white solid

Uses

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

Flammability and Explosibility

Not classified

Purification Methods

Recrystallise it from water or EtOH. [Beilstein 11 I 70, 11 II 170, 11 III 570.]

Potassium 2,5-dihydroxybenzenesulfonate(21799-87-1)Related Product Information

• Cisatracurium besylate
• Benzenesulfonic acid
• p-Toluenesulfonic acid
• Calcium dobesilate
• Hydroquinone
• Dodecylbenzenesulphonic acid
• Potassium chloride
• Potassium iodide
• Potassium lactate
• Potassium sorbate
• Linear alkyl benzenesulphonate
• PHENOLSULFONIC ACID
• Potassium persulfate
• Sulfanilic acid
• Potassium Acetate
• Amlodipine Besylate
• Potassium Citrate
• Potassium nitrate