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3-Fluorobenzonitrile

Also known as: m-Fluorobenzonitrile, 1-Cyano-3-fluorobenzene, 3-Cyanofluorobenzene, m-Cyanofluorobenzene, Benzonitrile, 3-fluoro-

3-Fluorobenzonitrile (CAS 403-54-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H4FN and a molecular weight of 121.112 g/mol. Key properties include a melting point of −16 °C(lit.), a boiling point of 179.1±13.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 67.8±0.0 °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.
403-54-3
Jingsj CID
J-5351-4
Molecular Formula
C7H4FN
Molecular Weight
121.112 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point−16 °C(lit.)
Boiling Point179.1±13.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point67.8±0.0 °C
Exact Mass121.032776
PSA23.79000
LogP1.47
Vapor Pressure1.0±0.3 mmHg at 25°C
Refractive Index1.511
Storage Conditions2~8°C

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 Code2926909090
SummaryHS:2926909090 other nitrile-function compounds VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-Fluorobenzonitrile?

The CAS number of 3-Fluorobenzonitrile is 403-54-3.

What are the molecular formula and molecular weight of 3-Fluorobenzonitrile?

3-Fluorobenzonitrile has molecular formula C7H4FN and molecular weight 121.112 g/mol.

Is 3-Fluorobenzonitrile hazardous?

3-Fluorobenzonitrile 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 3-Fluorobenzonitrile?

For 3-Fluorobenzonitrile, Upstream Products: 3-Fluorobenzaldehyde, 3-Nitrobenzonitrile, 3-Cyanophenylboronic acid; Downstream Products: 1-(3-Fluorophenyl)propan-1-one, 2-Bromo-5-fluorobenzonitrile, 3-Fluorobenzamide.

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

Last updated:

How to cite: Jingsj. "3-Fluorobenzonitrile (CAS 403-54-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5351-4 (accessed 2026-11-06).

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