4,4’-Dichlorodiphenyl Sulfone

• CAT Number: R016988
• CAS Number: 80-07-9
• Molecular Formula: C12H8Cl2O2S
• Molecular Weight: 287.15
• Purity: ≥95%
• Synonyms: Bis(p-chlorophenyl)sulfone; 1,1’-Sulfonylbis(4-chlorobenzene); 4,4’-Dichlorodiphenyl Sulfone; 4-Chloro-1-(4-chlorophenylsulfonyl)benzene; 4-Chlorophenyl Sulfone; B 0810; Bis(4-chlorophenyl) Sulfone; Bis(p-chlorophenyl) Sulfone; Di-p-chlorophenyl Sulf
• Storage: -20°C
• IUPAC Name: 1-chloro-4-(4-chlorophenyl)sulfonylbenzene
• InChI: InChI=1S/C12H8Cl2O2S/c13-9-1-5-11(6-2-9)17(15,16)12-7-3-10(14)4-8-12/h1-8H
• InChIKey: GPAPPPVRLPGFEQ-UHFFFAOYSA-N
• SMILES: C1=CC(=CC=C1S(=O)(=O)C2=CC=C(C=C2)Cl)Cl

4,4’-Dichlorodiphenyl sulfone (Cat No.: R016988) is an aromatic organosulfur compound consisting of two benzene rings connected by a sulfone (–SO₂–) group, with each ring bearing a chlorine atom at the para (4) position. It is a key monomer used in the production of high-performance engineering polymers such as polysulfones and polyethersulfones, which are known for their thermal stability, chemical resistance, and mechanical strength. This compound is also used in specialty chemicals and materials applications, including membranes, coatings, and electrical insulation components.