4,4'-Dithiobisbenzoic acid

4,4'-二硫二苯甲酸

Also known as: 4,4'-Disulfanediyldibenzoic acid, 4,4'-Dithiobenzoic acid, 4,4'-Dithiodibenzoic acid, bis(4-carboxyphenyl) disulfide, p-Carboxyphenyl disulfide, Benzoic acid, 4,4'-dithiobis-, 4-[(4-carboxyphenyl)disulfanyl]benzoic acid

CAS No.
1155-51-7
Jingsj CID
J-17083-9
Molecular Formula
C14H10O4S2
Chinese Name
4,4'-二硫二苯甲酸
Molecular Weight
306.357 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point317-320ºC dec.
Boiling Point525.2±35.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point271.4±25.9 °C

Frequently Asked Questions

What is the CAS number of 4,4'-Dithiobisbenzoic acid?

1155-51-7

What are the molecular formula and molecular weight of 4,4'-Dithiobisbenzoic acid?

C14H10O4S2, molecular weight 306.357 g/mol

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