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4-Amino-2-fluorobenzoic acid

Also known as: 2-Fluoro-4-aminobenzoic acid, 4-Amino-2-fluorobenzenecarboxylic acid, 4-Carboxy-3-fluoroaniline, 4-Azanyl-2-fluoro-benzoic acid, Benzoic acid, 4-amino-2-fluoro-, BUTTPARK 22\09-96, 4-Amino-2-fluorobenz

4-Amino-2-fluorobenzoic acid (CAS 446-31-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H6FNO2 and a molecular weight of 155.13 g/mol. Key properties include a melting point of 210 °C ( dec.), a boiling point of 336.1±27.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 157.0±23.7 °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.
446-31-1
Jingsj CID
J-45241-5
Molecular Formula
C7H6FNO2
Molecular Weight
155.13 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point210 °C ( dec.)
Boiling Point336.1±27.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point157.0±23.7 °C
Exact Mass155.038254
PSA63.32000
LogP1.19
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.606

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 Code2922499990
SummaryHS:2922499990 other amino-acids, other than those containing more than one kind of oxygen function, and their esters; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Amino-2-fluorobenzoic acid?

The CAS number of 4-Amino-2-fluorobenzoic acid is 446-31-1.

What are the molecular formula and molecular weight of 4-Amino-2-fluorobenzoic acid?

4-Amino-2-fluorobenzoic acid has molecular formula C7H6FNO2 and molecular weight 155.13 g/mol.

Is 4-Amino-2-fluorobenzoic acid hazardous?

4-Amino-2-fluorobenzoic acid 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-Amino-2-fluorobenzoic acid?

For 4-Amino-2-fluorobenzoic acid, Upstream Products: 2-Fluoro-4-nitrobenzoic acid, 4-Amino-2-fluorobenzonitrile, 2-Fluoro-4-nitrotoluene; Downstream Products: Methyl 4-amino-2-fluorobenzoate.

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-Amino-2-fluorobenzoic acid (CAS 446-31-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45241-5 (accessed 2026-11-09).

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