2-Fluoro-3-methoxybenzaldehyde

2-氟-3-甲氧基苯甲醛

Also known as: 2-Fluoro-3-methoxybenzaldehyde, 2-Fluoro-3-formylanisole, 2-Fluoro-m-anisaldehyde, Benzaldehyde, 2-fluoro-3-methoxy-, MFCD03411962

2-Fluoro-3-methoxybenzaldehyde (CAS 103438-88-6) 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. It is also known as 2-Fluoro-3-formylanisole, 2-Fluoro-m-anisaldehyde and Benzaldehyde, 2-fluoro-3-methoxy-. Key properties include a melting point of 47-51 °C(lit.), a boiling point of 239.9±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 96.1±16.7 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
103438-88-6
Jingsj CID
J-1990531-8
Molecular Formula
C8H7FO2
Chinese Name
2-氟-3-甲氧基苯甲醛
Molecular Weight
154.138 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point47-51 °C(lit.)
Boiling Point239.9±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point96.1±16.7 °C
Exact Mass154.043015
PSA26.30000
LogP1.74
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
  • H317 — May cause an allergic skin reaction
  • 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 2-Fluoro-3-methoxybenzaldehyde?

The CAS number of 2-Fluoro-3-methoxybenzaldehyde is 103438-88-6.

What are the molecular formula and molecular weight of 2-Fluoro-3-methoxybenzaldehyde?

2-Fluoro-3-methoxybenzaldehyde has molecular formula C8H7FO2 and molecular weight 154.138 g/mol.

Is 2-Fluoro-3-methoxybenzaldehyde hazardous?

2-Fluoro-3-methoxybenzaldehyde has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H317 — May cause an allergic skin reaction.

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

Last updated:

How to cite: Jingsj. "2-Fluoro-3-methoxybenzaldehyde (CAS 103438-88-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1990531-8 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.