4,4'-Oxybis(benzoyl chloride)

4,4'-氧二(苯甲酰氯)

Also known as: 4,4'-Oxybisbenzoyl chloride, 4,4'-Oxydibenzoyl chloride, 4,4'-bis(chlorocarbonyl)diphenyl oxide, 4,4'-oxy-di-benzoyl chloride, p,p'-Oxybis(benzoyl chloride), 4-(Chlorocarbonyl)phenyl ether, 4,4'-Oxybis(benzenecarbonyl chloride), Bis(4-chlorocarbonylphenyl) ether, Diphenyl ether-4,4'-dicarbonyl chloride, 4,4'-Dicarboxydiphenyl ether dichloride, 4,4'-Oxybis(4,1-phenylene)bis(carbonyl chloride), 4,4-Dicarboxylic acid diphenyl oxide dichloroanhydride, 4,4'-Oxybisbenzoic acid dichloride, 4,4'-Di(chloroformyl)diphenyl oxide, p,p'-Oxybisbenzoyl chloride

4,4'-Oxybis(benzoyl chloride) (CAS 7158-32-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C14H8Cl2O3 and a molecular weight of 295.117 g/mol. It is also known as 4,4'-Oxybisbenzoyl chloride, 4,4'-Oxydibenzoyl chloride and 4,4'-bis(chlorocarbonyl)diphenyl oxide. Key properties include a melting point of 22-23ºC, a boiling point of 403.7±30.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 164.1±23.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7158-32-9
Jingsj CID
J-1511577-7
Molecular Formula
C14H8Cl2O3
Chinese Name
4,4'-氧二(苯甲酰氯)
Molecular Weight
295.117 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point22-23ºC
Boiling Point403.7±30.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point164.1±23.6 °C

Frequently Asked Questions

What is the CAS number of 4,4'-Oxybis(benzoyl chloride)?

The CAS number of 4,4'-Oxybis(benzoyl chloride) is 7158-32-9.

What are the molecular formula and molecular weight of 4,4'-Oxybis(benzoyl chloride)?

4,4'-Oxybis(benzoyl chloride) has molecular formula C14H8Cl2O3 and molecular weight 295.117 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4,4'-Oxybis(benzoyl chloride) (CAS 7158-32-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1511577-7 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.