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4-Fluoroaniline

Also known as: p-Fluoroaniline, 4-Fluorobenzenamine, Benzenamine, 4-fluoro-, Aniline, p-fluoro-, Aniline, 4-fluoro-, 4-Fluoro-phenylamine, EINECS 206-735-5, MFCD00007829

4-Fluoroaniline (CAS 371-40-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C6H6FN and a molecular weight of 111.117 g/mol. Key properties include a melting point of -1.9 °C, a boiling point of 188.9±13.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 73.9±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed and H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
371-40-4
Jingsj CID
J-38576-2
Molecular Formula
C6H6FN
Molecular Weight
111.117 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-1.9 °C
Boiling Point188.9±13.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point73.9±0.0 °C
Exact Mass111.048424
PSA26.02000
LogP1.15
Vapor Pressure0.6±0.4 mmHg at 25°C
Refractive Index1.548
Additional Property33 g/L (20 ºC)

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code29214210

Frequently Asked Questions

What is the CAS number of 4-Fluoroaniline?

The CAS number of 4-Fluoroaniline is 371-40-4.

What are the molecular formula and molecular weight of 4-Fluoroaniline?

4-Fluoroaniline has molecular formula C6H6FN and molecular weight 111.117 g/mol.

Is 4-Fluoroaniline hazardous?

4-Fluoroaniline has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of 4-Fluoroaniline?

For 4-Fluoroaniline, Upstream Products: 1-Bromo-4-fluorobenzene, 4-Fluoroiodobenzene, 1-Fluoro-4-nitrobenzene; Downstream Products: tert-Butyl (4-fluoro-2-iodophenyl)carbamate, 4-fluoroisonitrosoacetanilide, 4-Fluoro-N-(4-fluorobenzylidene)aniline.

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-Fluoroaniline (CAS 371-40-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38576-2 (accessed 2026-11-09).

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