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2'-Hydroxy-5'-methylacetophenone

Also known as: 1-(2-Hydroxy-5-methylphenyl)ethanone, 2-Acetyl-4-methylphenol, 2-Hydroxy-5-methylacetophenone, 5-Methyl-2-hydroxyacetophenone, o-Acetyl-p-cresol, 2-Acetyl-p-cresol, 1-(2-Hydroxy-5-methylphenyl)ethan-1-one, 2'-Hydroxy-5'-methylacetophenone, 1-Hydroxy-2-acetyl-4-methylbenzene, 2-Acetyl-1-hydroxy-4-methylbenzene

2'-Hydroxy-5'-methylacetophenone (CAS 1450-72-2) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H10O2 and a molecular weight of 150.17 g/mol. Key properties include a melting point of 45-48 °C(lit.), a boiling point of 243.4±20.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 99.8±14.4 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1450-72-2
Jingsj CID
J-8626-0
Molecular Formula
C9H10O2
Molecular Weight
150.17 g/mol
Category
Ketones
Last updated
8/21/2026
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Physicochemical Properties

Melting Point45-48 °C(lit.)
Boiling Point243.4±20.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point99.8±14.4 °C
Exact Mass150.068085
PSA37.30000
LogP2.42
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.546

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Frequently Asked Questions

What is the CAS number of 2'-Hydroxy-5'-methylacetophenone?

The CAS number of 2'-Hydroxy-5'-methylacetophenone is 1450-72-2.

What are the molecular formula and molecular weight of 2'-Hydroxy-5'-methylacetophenone?

2'-Hydroxy-5'-methylacetophenone has molecular formula C9H10O2 and molecular weight 150.17 g/mol.

Is 2'-Hydroxy-5'-methylacetophenone hazardous?

2'-Hydroxy-5'-methylacetophenone has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 2'-Hydroxy-5'-methylacetophenone?

For 2'-Hydroxy-5'-methylacetophenone, Upstream Products: p-Tolyl Acetate, 1-(2-methoxy-5-methylphenyl)ethanone, p-Cresol; Downstream Products: 2-(5-isoxazolyl)-4-methylphenol, 4-chloro-6-methyl-2-oxochromene-3-carbaldehyde, 2,3-Dimethoxy-5-methyl-1,4-benzoquinone.

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

Last updated:

How to cite: Jingsj. "2'-Hydroxy-5'-methylacetophenone (CAS 1450-72-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8626-0 (accessed 2026-11-09).

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