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Atomfair 3,4-Difluoroaniline C6H5F2N CAS 3863-11-4

3,4-Difluoroaniline (CAS No. 3863-11-4) is a high-purity aromatic amine derivative with the molecular formula C6H5F2N . This organofluorine compound is characterized by its clear to pale-yellow liquid appearance and is widely utilized in pharmaceutical, agrochemical, and material science research. With a molecular weight of 129.11 g/mol, it exhibits excellent reactivity as an intermediate in nucleophilic substitution and coupling reactions. Our product is rigorously tested to ensure ≥98% purity (GC) and is supplied in moisture-resistant packaging under inert conditions to maintain stability. Ideal for Suzuki-Miyaura cross-coupling, amidation, and other fine chemical syntheses.

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Description

3,4-Difluoroaniline (CAS No. 3863-11-4) is a high-purity aromatic amine derivative with the molecular formula C6H5F2N. This organofluorine compound is characterized by its clear to pale-yellow liquid appearance and is widely utilized in pharmaceutical, agrochemical, and material science research. With a molecular weight of 129.11 g/mol, it exhibits excellent reactivity as an intermediate in nucleophilic substitution and coupling reactions. Our product is rigorously tested to ensure ≥98% purity (GC) and is supplied in moisture-resistant packaging under inert conditions to maintain stability. Ideal for Suzuki-Miyaura cross-coupling, amidation, and other fine chemical syntheses.

Properties

  • CAS Number: 3863-11-4
  • Complexity: 97.1
  • IUPAC Name: 3,4-difluoroaniline
  • InChI: InChI=1S/C6H5F2N/c7-5-2-1-4(9)3-6(5)8/h1-3H,9H2
  • InChI Key: AXNUZKSSQHTNPZ-UHFFFAOYSA-N
  • Exact Mass: 129.03900549
  • Molecular Formula: C6H5F2N
  • Molecular Weight: 129.11
  • SMILES: C1=CC(=C(C=C1N)F)F
  • Topological: 26
  • Monoisotopic Mass: 129.03900549
  • Synonyms: 3,4-Difluoroaniline, 3863-11-4, 3,4-Difluorobenzenamine, Benzenamine, 3,4-difluoro-, Aniline, 3,4-difluoro-, EINECS 223-381-7, BRN 0971235, DTXSID80191945, NSC 10296, 4-12-00-01113 (Beilstein Handbook Reference), Aniline, 3,4-difluoro-(6CI), DTXCID20114436, 223-381-7, axnuzkssqhtnpz-uhfffaoysa-n, 3,4-difluorophenylamine, MFCD00007761, N4MC3Z4TRF, NSC-10296, 3,4-difluoro aniline, 3,4-difluoro-phenylamine, (3,4-difluorophenyl)amine, 3,4-difluoranilin, NSC10296, 3,4-difloroaniline, 3,4-difluroaniline, 3.4-difluoroaniline, 3,4-di-fluoroaniline, 3,4-Difluoro-aniline, UNII-N4MC3Z4TRF, SCHEMBL9701, 1,2-difluoro-4aminobenzene, 1,2-difluoro-4-aminobenzene, 3,4-Difluoroaniline, 99%, SCHEMBL1776237, SCHEMBL3771241, SCHEMBL6603466, CHEMBL4643049, SCHEMBL29001079, BCP27369, SBB007915, STK802605, AKOS000119498, AC-3235, CS-W019541, PS-9156, DB-023643, D1809, NS00046763, ST50828272, EN300-19934, D77855, F2190-0458, Z104476136

Application

3,4-Difluoroaniline serves as a key building block in the synthesis of fluorinated pharmaceuticals, including kinase inhibitors and antibacterial agents. It is also employed in the development of advanced agrochemicals such as herbicides and pesticides due to its bioactivity-enhancing fluorine substituents. Additionally, this compound finds use in material science for creating specialty polymers and liquid crystals with tailored electronic properties.

Safety and Hazards

GHS Hazard Statements

  • H302 (98%): Harmful if swallowed [Warning Acute toxicity, oral]
  • H311 (12.2%): Toxic in contact with skin [Danger Acute toxicity, dermal]
  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H332 (14.3%): Harmful if inhaled [Warning Acute toxicity, inhalation]
  • H335 (85.7%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
  • H373 (10.2%): May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]

Precautionary Statements

  • P260, P261, P262, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P316, P317, P319, P321, P330, P332+P317, P337+P317, P361+P364, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

  • Acute Tox. 4 (98%)
  • Acute Tox. 3 (12.2%)
  • Skin Irrit. 2 (100%)
  • Eye Irrit. 2 (100%)
  • Acute Tox. 4 (14.3%)
  • STOT SE 3 (85.7%)
  • STOT RE 2 (10.2%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

Patent & Regulatory Compliance

Certain molecules may be protected by active patents or regulatory restrictions.

  • Buyers must independently verify patent status (e.g., via USPTO/EPO/CNIPA) and comply with local laws.
  • Atomfair LLC does not provide legal assurances regarding patent non-infringement or jurisdictional compliance.

Liability Release

By purchasing, the buyer agrees to:

  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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