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1-(4-chlorophenyl)-2-hydroxy-2-phenylethanone

Also known as: 4-Chlorobenzoin, 1-(4-Chlorophenyl)-2-hydroxy-2-phenylethanone, 2-(4-Chlorophenyl)-2-hydroxy-1-phenylethan-1-one, Ethanone, 1-(4-chlorophenyl)-2-hydroxy-2-phenyl-

1-(4-chlorophenyl)-2-hydroxy-2-phenylethanone (CAS 39774-18-0) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C14H11ClO2 and a molecular weight of 246.68900 g/mol. Key properties include a melting point of 89-93ºC(lit.), a boiling point of 407.098ºC at 760 mmHg, a density of 1.286g/cm3 and a flash point of 200.006ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
39774-18-0
Jingsj CID
J-1102924-6
Molecular Formula
C14H11ClO2
Molecular Weight
246.68900 g/mol
Category
Ketones
Last updated
8/21/2026
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Physicochemical Properties

Melting Point89-93ºC(lit.)
Boiling Point407.098ºC at 760 mmHg
Density1.286g/cm3
Flash Point200.006ºC
Exact Mass246.04500
PSA37.30000
LogP3.25630
Refractive Index1.618

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H319 — Causes serious eye irritation

Frequently Asked Questions

What is the CAS number of 1-(4-chlorophenyl)-2-hydroxy-2-phenylethanone?

The CAS number of 1-(4-chlorophenyl)-2-hydroxy-2-phenylethanone is 39774-18-0.

What are the molecular formula and molecular weight of 1-(4-chlorophenyl)-2-hydroxy-2-phenylethanone?

1-(4-chlorophenyl)-2-hydroxy-2-phenylethanone has molecular formula C14H11ClO2 and molecular weight 246.68900 g/mol.

Is 1-(4-chlorophenyl)-2-hydroxy-2-phenylethanone hazardous?

1-(4-chlorophenyl)-2-hydroxy-2-phenylethanone has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H319 — Causes serious eye irritation.

What are the upstream and downstream products of 1-(4-chlorophenyl)-2-hydroxy-2-phenylethanone?

For 1-(4-chlorophenyl)-2-hydroxy-2-phenylethanone, Upstream Products: Benzaldehyde, 4-Chlorophenyl benzyl ketone, 2-(4-chlorophenyl)-2-oxoacetaldehyde; Downstream Products: 4-Chlorobenzil, 2-(4-Chlorophenyl)-1-phenylethanone, 4-Chlorophenyl benzyl ketone.

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

Last updated:

How to cite: Jingsj. "1-(4-chlorophenyl)-2-hydroxy-2-phenylethanone (CAS 39774-18-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1102924-6 (accessed 2026-11-09).

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