1,2-Dibenzoylbenzene

Also known as: 1,1'-(1,2-phenylene)bis(1-phenylmethanone), Methanone,1,1'-(1,2-phenylene)bis[1-phenyl-, 2-Benzoylbenzophenone, o-Benzoylbenzophenone, o-Dibenzoylbenzene, Benzene, o-dibenzoyl-, NSC 6145, EINECS 214-597-2, MFCD00003078, TIMTEC-BB SBB008489

1,2-Dibenzoylbenzene (CAS 1159-86-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H14O2 and a molecular weight of 286.32400 g/mol. Key properties include a melting point of 144-147 °C, a boiling point of 482.4ºC at 760 mmHg, a density of 1.165 g/cm3 and a flash point of 178.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1159-86-0
Jingsj CID: J-39023-8
Molecular Formula: C₂₀H₁₄O₂
Molecular Weight: 286.32400 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	144-147 °C
Boiling Point	482.4ºC at 760 mmHg
Density	1.165 g/cm3
Flash Point	178.9ºC
Exact Mass	286.09900
PSA	34.14000
LogP	4.14860
Vapor Pressure	1.84E-09mmHg at 25°C
Refractive Index	1.615

Customs & Trade Information

HS Code	2914399090
Summary	2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,2-Dibenzoylbenzene?

The CAS number of 1,2-Dibenzoylbenzene is 1159-86-0.

What are the molecular formula and molecular weight of 1,2-Dibenzoylbenzene?

1,2-Dibenzoylbenzene has molecular formula C20H14O2 and molecular weight 286.32400 g/mol.

What are the upstream and downstream products of 1,2-Dibenzoylbenzene?

For 1,2-Dibenzoylbenzene, Upstream Products: 1,3-Diphenylisobenzofuran, 1,3-Diphenylbenzo[c]thiophene, 2-Benzoylbenzoyl chloride; Downstream Products: 9-Bromo-10-phenylanthracene, 1,3-Diphenylisobenzofuran, 9-Phenylanthracene.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1,2-Dibenzoylbenzene (CAS 1159-86-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39023-8 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.