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1-(5-Fluoro-2-methoxyphenyl)ethanone

Also known as: 5'-Fluoro-2'-methoxyacetophenone, Ethanone, 1-(5-fluoro-2-methoxyphenyl)-, 1-(5-Fluoro-2-methoxyphenyl)ethan-1-one, 1-(5-Fluoro-2-methoxyphenyl)-1-ethanone, MFCD00671763

1-(5-Fluoro-2-methoxyphenyl)ethanone (CAS 445-82-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H9FO2 and a molecular weight of 168.165 g/mol. Key properties include a boiling point of 246.8±20.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 100.1±16.7 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
445-82-9
Jingsj CID
J-26371-8
Molecular Formula
C9H9FO2
Molecular Weight
168.165 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point246.8±20.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point100.1±16.7 °C
Exact Mass168.058655
PSA26.30000
LogP2.06
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.488

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H318 — Causes serious eye damage

Customs & Trade Information

HS Code2914700090
SummaryHS: 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 1-(5-Fluoro-2-methoxyphenyl)ethanone?

The CAS number of 1-(5-Fluoro-2-methoxyphenyl)ethanone is 445-82-9.

What are the molecular formula and molecular weight of 1-(5-Fluoro-2-methoxyphenyl)ethanone?

1-(5-Fluoro-2-methoxyphenyl)ethanone has molecular formula C9H9FO2 and molecular weight 168.165 g/mol.

Is 1-(5-Fluoro-2-methoxyphenyl)ethanone hazardous?

1-(5-Fluoro-2-methoxyphenyl)ethanone has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H318 — Causes serious eye damage.

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-(5-Fluoro-2-methoxyphenyl)ethanone (CAS 445-82-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26371-8 (accessed 2026-11-09).

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