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4-Fluoro-2-methoxybenzaldehyde

Also known as: 2-Methoxy-4-fluorobenzaldehyde, 4-Fluoro-o-anisaldehyde, 5-Fluoro-2-formylanisole, Benzaldehyde, 4-fluoro-2-methoxy-, MFCD00143318

4-Fluoro-2-methoxybenzaldehyde (CAS 450-83-9) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H7FO2 and a molecular weight of 154.138 g/mol. Key properties include a melting point of 55 °C, a boiling point of 224.6±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 87.2±16.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
450-83-9
Jingsj CID
J-9363-0
Molecular Formula
C8H7FO2
Molecular Weight
154.138 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point55 °C
Boiling Point224.6±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point87.2±16.7 °C
Exact Mass154.043015
PSA26.30000
LogP1.63
Vapor Pressure0.1±0.4 mmHg at 25°C
Refractive Index1.526

Customs & Trade Information

HS Code2913000090
SummaryHS: 2913000090 halogenated, sulphonated, nitrated or nitrosated derivatives of products of heading 2912 Educational tariff:17.0% Tax rebate rate:9.0% Regulatory conditions:none Most favored nation tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Fluoro-2-methoxybenzaldehyde?

The CAS number of 4-Fluoro-2-methoxybenzaldehyde is 450-83-9.

What are the molecular formula and molecular weight of 4-Fluoro-2-methoxybenzaldehyde?

4-Fluoro-2-methoxybenzaldehyde has molecular formula C8H7FO2 and molecular weight 154.138 g/mol.

What are the upstream and downstream products of 4-Fluoro-2-methoxybenzaldehyde?

For 4-Fluoro-2-methoxybenzaldehyde, Upstream Products: 4-Fluorosalicylaldehyde, iodomethane, 3-Fluorophenol; Downstream Products: 4-Fluoro-2-methoxybenzoic acid, 4-Fluoro-2-hydroxybenzoic acid, 4-fluoro-2-methoxybenzyl alcohol.

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

Last updated:

How to cite: Jingsj. "4-Fluoro-2-methoxybenzaldehyde (CAS 450-83-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9363-0 (accessed 2026-11-09).

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