Bis(4-chlorophenyl) sulfoxide

4,4'-二氯二苯基亚砜

Also known as: 4,4'-Dichlorodiphenyl sulfoxide, Di-p-chlorophenyl sulfoxide, 1,1'-Sulfinylbis(4-chlorobenzene), 1-chloro-4-[(4-chlorophenyl)sulfinyl]benzene, 4,4'-Sulfinylbis(chlorobenzene), p-Chlorophenyl sulfoxide, 4-Chlorophenyl sulfoxide

CAS No.
3085-42-5
Jingsj CID
J-1990831-1
Molecular Formula
C12H8Cl2OS
Chinese Name
4,4'-二氯二苯基亚砜
Molecular Weight
271.162 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point141-144 °C(lit.)
Boiling Point406.2±30.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point199.5±24.6 °C

Frequently Asked Questions

What is the CAS number of Bis(4-chlorophenyl) sulfoxide?

3085-42-5

What are the molecular formula and molecular weight of Bis(4-chlorophenyl) sulfoxide?

C12H8Cl2OS, molecular weight 271.162 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026