2,3-Diphenyl-1-indenone

Also known as: 1H-Inden-1-one,2,3-diphenyl-, 2,3-Diphenyl-1-indanone, 2,3-Diphenyl-1H-inden-1-one, 2,3-Diphenylindone, NSC 401880, NSC 60783, EINECS 217-290-1

2,3-Diphenyl-1-indenone (CAS 1801-42-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C21H14O and a molecular weight of 282.33500 g/mol. Key properties include a melting point of 153-154 â„ƒ(lit.), a boiling point of 449℃, a density of 1.213 and a flash point of 198℃. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1801-42-9
Jingsj CID: J-1993807-9
Molecular Formula: C₂₁H₁₄O
Molecular Weight: 282.33500 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	153-154 â„ƒ(lit.)
Boiling Point	449℃
Density	1.213
Flash Point	198℃
Exact Mass	282.10400
PSA	17.07000
LogP	4.84200
Appearance	Crystalline Powder \| Red
Refractive Index	1.4880 (estimate)

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 2,3-Diphenyl-1-indenone?

The CAS number of 2,3-Diphenyl-1-indenone is 1801-42-9.

What are the molecular formula and molecular weight of 2,3-Diphenyl-1-indenone?

2,3-Diphenyl-1-indenone has molecular formula C21H14O and molecular weight 282.33500 g/mol.

What are the upstream and downstream products of 2,3-Diphenyl-1-indenone?

For 2,3-Diphenyl-1-indenone, Upstream Products: Diphenylacetylene, 2-Bromophenylboronic acid, Phenylboronic acid; Downstream Products: 2-Benzoylbenzoic acid, benzoic acid, 1,3-Diphenylisobenzofuran.

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. "2,3-Diphenyl-1-indenone (CAS 1801-42-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993807-9 (accessed 2026-11-09).

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