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4-fluoro-3-methoxybenzaldehyde

Also known as: 4-Fluoro-m-anisaldehyde, 3-Methoxy-4-fluorobenzaldehyde, 2-Fluoro-5-formylanisole, Benzaldehyde, 4-fluoro-3-methoxy-

4-fluoro-3-methoxybenzaldehyde (CAS 128495-46-5) 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 58-62 °C(lit.), a boiling point of 246.3±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 99.8±16.7 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
128495-46-5
Jingsj CID
J-9478-0
Molecular Formula
C8H7FO2
Molecular Weight
154.138 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point58-62 °C(lit.)
Boiling Point246.3±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point99.8±16.7 °C
Exact Mass154.043015
PSA26.30000
LogP1.47
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.526

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • H335 — May cause respiratory irritation

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-3-methoxybenzaldehyde?

The CAS number of 4-fluoro-3-methoxybenzaldehyde is 128495-46-5.

What are the molecular formula and molecular weight of 4-fluoro-3-methoxybenzaldehyde?

4-fluoro-3-methoxybenzaldehyde has molecular formula C8H7FO2 and molecular weight 154.138 g/mol.

Is 4-fluoro-3-methoxybenzaldehyde hazardous?

4-fluoro-3-methoxybenzaldehyde has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H318 — Causes serious eye damage.

What are the upstream and downstream products of 4-fluoro-3-methoxybenzaldehyde?

For 4-fluoro-3-methoxybenzaldehyde, Upstream Products: (4-Fluoro-3-methoxyphenyl)methanol, 4-Fluoro-3-methoxybenzoic acid, 2-Fluoro-5-methylanisole; Downstream Products: 4-Chloro-7-methoxyquinazoline, 6-Fluoro-5-methoxy-2,3-dihydro-1H-inden-1-one, 3-Methoxy-4-(4-methyl-1H-imidazol-1-yl)benzaldehyde.

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-3-methoxybenzaldehyde (CAS 128495-46-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-9478-0 (accessed 2026-11-09).

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