2,5-Dimethylbenzenesulfonic acid dihydrate Chemical Properties

Melting point:

86°C

Boiling point:

290.72°C (rough estimate)

Density 

1.3286 (rough estimate)

refractive index 

1.5081 (estimate)

storage temp. 

2-8°C

Water Solubility 

Soluble in water

form 

powder to crystal

pka

-0.47±0.30(Predicted)

color 

White to Light yellow to Light red

Sensitive 

Hygroscopic

CAS DataBase Reference

609-54-1(CAS DataBase Reference)

EPA Substance Registry System

Benzenesulfonic acid, 2,5-dimethyl- (609-54-1)

Safety Information

Hazard Codes 

Xi

Risk Statements 

36/38

Safety Statements 

26

WGK Germany 

3

TSCA 

Yes

HS Code 

2904.10.3700

MSDS

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2,5-Dimethylbenzenesulfonic acid dihydrate Usage And Synthesis

Uses

Reagent for serum cholesterol determination.

Production Methods

2,5-Dimethylbenzenesulfonic acid dihydrate is obtained by sulfonating p-xylene with 93% sulfuric acid and removing the water by distillation.

2,5-Dimethylbenzenesulfonic acid dihydrate(609-54-1)Related Product Information

• o-Xylene
• 2,4-Xylenesulfonic acid
• m-Xylene
• Xylene
• Ethyl 2-(Chlorosulfonyl)acetate
• p-Toluenesulfonic acid
• Sodium xylenesulfonate
• Ascoric Acid
• 2,5-DIMETHYLBENZENESULFONIC ACID DIHYDRATE
• PSEUDOCUMENE-5-SULFONIC ACID
• Ecabet sodium
• 2-SULFO-1,4-BENZENEDICARBOXYLIC ACID 1,4-DIMETHYL ESTER SODIUM SALT
• 2-SULFOTEREPHTHALIC ACID MONOSODIUM SALT
• Ecabet
• 2,5-DIMETHYLBENZENESULFONIC ACID SODIUM SALT MONOHYDRATE
• Benzenesulfonic acid
• P-XYLENE
• XYLENE CYANOL FF