3',5'-Difluoro-2'-hydroxyacetophenone

Also known as: 1-(3,5-Difluoro-2-hydroxyphenyl)ethan-1-one, 1-(3,5-Difluoro-2-hydroxyphenyl)-1-ethanone, 1-(3,5-Difluoro-2-hydroxyphenyl)ethanone, 1-Acetyl-3,5-difluoro-2-hydroxybenzene, 3,5-Difluoro-2-hydroxyacetophenone, Ethanone, 1-(3,5-difluoro-2-hydroxyphenyl)-, MFCD00042476, QR BF DF FV1

3',5'-Difluoro-2'-hydroxyacetophenone (CAS 140675-42-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C8H6F2O2 and a molecular weight of 172.129 g/mol. Key properties include a melting point of 53-55°C, a boiling point of 220.8±35.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 87.3±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 140675-42-9
Jingsj CID: J-1336648-8
Molecular Formula: C₈H₆F₂O₂
Molecular Weight: 172.129 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	53-55°C
Boiling Point	220.8±35.0 °C at 760 mmHg
Density	1.3±0.1 g/cm3
Flash Point	87.3±25.9 °C
Exact Mass	172.033585
PSA	37.30000
LogP	2.62
Vapor Pressure	0.1±0.5 mmHg at 25°C
Refractive Index	1.509

Customs & Trade Information

HS Code	2914700090
Summary	HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3',5'-Difluoro-2'-hydroxyacetophenone?

The CAS number of 3',5'-Difluoro-2'-hydroxyacetophenone is 140675-42-9.

What are the molecular formula and molecular weight of 3',5'-Difluoro-2'-hydroxyacetophenone?

3',5'-Difluoro-2'-hydroxyacetophenone has molecular formula C8H6F2O2 and molecular weight 172.129 g/mol.

What are the upstream and downstream products of 3',5'-Difluoro-2'-hydroxyacetophenone?

For 3',5'-Difluoro-2'-hydroxyacetophenone, Downstream Products: 3,5-difluoro-2-hydroxybenzoic acid.

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. "3',5'-Difluoro-2'-hydroxyacetophenone (CAS 140675-42-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1336648-8 (accessed 2026-11-09).

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