3',5'-Difluoro-4'-methoxyacetophenone

Also known as: 1-(3,5-Difluoro-4-methoxyphenyl)ethanone, 3',5'-Difluoro-4'-methoxyacetophenone, 4-Acetyl-2,6-difluoroanisole, 5-Acetyl-1,3-difluoro-2-methoxybenzene, 1-(3,5-difluoro-4-methoxyphenyl)ethan-1-one, 3,5-Difluoro-4-methoxyacetophenone

3',5'-Difluoro-4'-methoxyacetophenone (CAS 170570-79-3) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H8F2O2 and a molecular weight of 186.155 g/mol. Key properties include a boiling point of 266.9±35.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 111.8±20.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 170570-79-3
Jingsj CID: J-3088-6
Molecular Formula: C₉H₈F₂O₂
Molecular Weight: 186.155 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	266.9±35.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	111.8±20.8 °C
Exact Mass	186.049240
PSA	26.30000
LogP	1.88
Vapor Pressure	0.0±0.5 mmHg at 25°C
Refractive Index	1.472

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-4'-methoxyacetophenone?

The CAS number of 3',5'-Difluoro-4'-methoxyacetophenone is 170570-79-3.

What are the molecular formula and molecular weight of 3',5'-Difluoro-4'-methoxyacetophenone?

3',5'-Difluoro-4'-methoxyacetophenone has molecular formula C9H8F2O2 and molecular weight 186.155 g/mol.

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-4'-methoxyacetophenone (CAS 170570-79-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3088-6 (accessed 2026-11-09).

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