2-hydroxy-1-(4-methylphenyl)ethan-1-one

Also known as: 2-Hydroxy-4'-methylacetophenone, 1-(4-Methylphenyl)-2-hydroxyethanone, 2-Hydroxy-1-p-tolylethanone, p-Methylbenzoylmethanol, Ethanone, 2-hydroxy-1-(4-methylphenyl)-

2-hydroxy-1-(4-methylphenyl)ethan-1-one (CAS 4079-54-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H10O2 and a molecular weight of 150.17400 g/mol. Key properties include a boiling point of 269.9ºC at 760 mmHg, a density of 1.114 g/cm3 and a flash point of 112.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 4079-54-3
Jingsj CID: J-1447809-2
Molecular Formula: C₉H₁₀O₂
Molecular Weight: 150.17400 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	269.9ºC at 760 mmHg
Density	1.114 g/cm3
Flash Point	112.5ºC
Exact Mass	150.06800
PSA	37.30000
LogP	1.17000
Refractive Index	1.545

Customs & Trade Information

HS Code	2914400090
Summary	2914400090 other ketone-alcohols and ketone-aldehydes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-hydroxy-1-(4-methylphenyl)ethan-1-one?

The CAS number of 2-hydroxy-1-(4-methylphenyl)ethan-1-one is 4079-54-3.

What are the molecular formula and molecular weight of 2-hydroxy-1-(4-methylphenyl)ethan-1-one?

2-hydroxy-1-(4-methylphenyl)ethan-1-one has molecular formula C9H10O2 and molecular weight 150.17400 g/mol.

What are the upstream and downstream products of 2-hydroxy-1-(4-methylphenyl)ethan-1-one?

For 2-hydroxy-1-(4-methylphenyl)ethan-1-one, Upstream Products: 2-(4-Methylphenyl)-2-oxoethyl acetate, Formaldehyde, p-Tolualdehyde; Downstream Products: 2-(4-methylphenyl)-2-oxoacetaldehyde, methyl p-toluate, 1-(4-Methylphenyl)-2-phenylethanone.

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-hydroxy-1-(4-methylphenyl)ethan-1-one (CAS 4079-54-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1447809-2 (accessed 2026-11-09).

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