CAS Number

98-60-2

Molecular Formula

C₆H₄Cl₂O₂S

Molecular Weight

211.06

Molecular Structure

Packing

50kg/drum

Storage

Store in a cool, dry place, away from direct heat and light.

Application

Pharmaceutical Intermediate.

Appearance

White crystalline powder

Melting Point

51～55℃

Solubility ( In acetone)

Clear and colorless, free from foreign matter solution

Moisture

≤0.5%

Free Acid

≤0.3%

4,4’-dichlorodiphenylsulfone    (TLC)

≤0.1%

M-chlorobenzene sulfonyl chloride (GC)

≤0.2%

P-methylbenzene sulfonyl chloride (GC)

≤0.5%

O- chlorobenzene sulfonyl chloride (GC)

≤0.5%

4,4’-dichlorodiphenylsulfone    (GC)

≤0.1%

Each other Impurity

≤0.2%

Purity (GC)

≥99.0%

Standard

Factory Standard