Benzenesulfonic Acid

Basic Information

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CAS Number

98-11-3

Molecular Formula

C6H6O3S

Molecular Weight

158.18 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Melting Point

58.0 to 64.0 deg-C

Boiling Point

137℃

Density

1.32

Solubility

H2O: soluble0.1g/10 mL, clear, colorless

Refractive Index

1.5151 (estimate)

Vapor Pressure

No date available

SMILES

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OS(=O)(=O)c1ccccc1

InChI

InChI=1S/C6H6O3S/c7-10(8,9)6-4-2-1-3-5-6/h1-5H,(H,7,8,9)

InChIKey

SRSXLGNVWSONIS-UHFFFAOYSA-N

LogP

0.9333000000000001

pKa

0.7(at 25℃)

Topological Polar Surface Area

54.37 Å²

Hydrogen Bond Donor/Acceptor

1 / 3

Complexity

184

Safety Information

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GHS Hazard Pictograms

H302

H314

Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H314 Causes severe skin burns and eye damage
Skin corrosion/irritation

Hazard Class

Class 8 Class 8

Stability

Stable. Incompatible with strong oxidizing agents, bases, many organic compounds.

Sensitiveness

Hygroscopic

Synonyms & References

English

Benzenesulfonic acid
BL70
17-120a
acidebenzenesulfonique
benzenemonosulfonicacid
Besylic acid
Kyselina benzensulfonova
BENZENE SULFONIC ACID TECHNICAL GRADE
BENZOLSULFONSAEURE
Benzenesulfonic Acid Anhydrous
Phenylsulfonic acid
BSA
Benzenesulfonic acid (surfactant)
Benzenesulphonic acid
Benzensulfonic acid
Benzenemonosulfonic acid
Benzenesulfonic acid 70%
Benzene sulphonic acid
Benzene sulfonic acid
Kyselina benzensulfonova [Czech]
SRSXLGNVWSONIS-UHFFFAOYSA-N
685928Z18A
DSSTox_CID_4568
DSSTox_RID_77453
DSSTox_GSID_24568
Benzenesulfonic acid, 90%, technical
Blu-gard snitizing t
17-120A
benzenesulfonic acid

MDL Number

MFCD00011689

Customs Code

29041000

FAQ

What is Benzenesulfonic Acid (CAS: 98-11-3)?

Benzenesulfonic Acid is a chemical compound with the formula C6H5SO3H. It is a white crystalline solid that is soluble in water and organic solvents. This compound is characterized by its strong acidic properties and is commonly used in various industrial and chemical applications. It is a derivative of benzene with a sulfonic acid group attached.

What are the main uses of Benzenesulfonic Acid (CAS: 98-11-3)?

Benzenesulfonic Acid is widely used in the production of detergents, dyes, and pharmaceuticals. It serves as a precursor for sulfonate esters and is essential in the synthesis of many organic compounds. Additionally, it is employed in the manufacturing of surfactants and as a catalyst in certain chemical reactions. Its applications span across chemical industry, research, and material science.

Is Benzenesulfonic Acid ( CAS: 98-11-3 ) safe?

Benzenesulfonic Acid is considered hazardous and should be handled with care. It can cause skin and eye irritation, and inhalation or ingestion may lead to adverse health effects. Safety standards recommend using appropriate protective equipment, such as gloves and goggles, and following proper disposal protocols. It is important to work in a well-ventilated area and avoid direct contact with the skin or mucous membranes.

How should Benzenesulfonic Acid (CAS: 98-11-3) be stored?

Benzenesulfonic Acid should be stored in a cool, dry, and well-ventilated place, away from direct sunlight. It is best kept in a sealed container made of glass or plastic to prevent moisture absorption. Storage conditions should maintain a temperature below 25°C and low humidity levels. Always store it in a safe location, away from incompatible materials such as strong bases or oxidizers.