[1,1'-Biphenyl]-4,4'-dicarbonyl dichloride

4,4'-联苯二甲酰氯

Also known as: Biphenyl-4,4'-dicarbonyl dichloride, 4,4'-Biphenyldicarbonyl dichloride, 4,4'-Bibenzoyl chloride, 4,4'-Diphenyldicarbonyl chloride, 4,4'-Biphenyldicarboxylic acid dichloride, 1,1'-Biphenyl-4,4'-bis(carbonyl chloride)

CAS No.
2351-37-3
Jingsj CID
J-36220-3
Molecular Formula
C14H8Cl2O2
Chinese Name
4,4'-联苯二甲酰氯
Molecular Weight
279.118 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point189ºC
Boiling Point407.8±38.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point224.1±22.4 °C

Frequently Asked Questions

What is the CAS number of [1,1'-Biphenyl]-4,4'-dicarbonyl dichloride?

2351-37-3

What are the molecular formula and molecular weight of [1,1'-Biphenyl]-4,4'-dicarbonyl dichloride?

C14H8Cl2O2, molecular weight 279.118 g/mol

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