Description

3,5-Dichloro-2,4-difluoroaniline (CAS No. 83121-15-7) is a high-purity halogenated aniline derivative with the molecular formula C₆H₃Cl₂F₂N. This compound is characterized by its unique substitution pattern, featuring two chlorine atoms at the 3 and 5 positions and two fluorine atoms at the 2 and 4 positions on the aniline ring. It is a valuable intermediate in organic synthesis, particularly in the development of agrochemicals, pharmaceuticals, and specialty chemicals. The compound is supplied as a crystalline solid with >98% purity (HPLC), ensuring consistency for research and industrial applications. Proper storage under inert conditions is recommended to maintain stability.

Properties

• CAS Number: 83121-15-7
• Complexity: 147
• IUPAC Name: 3,5-dichloro-2,4-difluoro-aniline
• InChI: InChI=1S/C6H3Cl2F2N/c7-2-1-3(11)6(10)4(8)5(2)9/h1H,11H2
• InChI Key: KLECNQGLBJHVSH-UHFFFAOYSA-N
• Exact Mass: 196.9610608
• Molecular Formula: C6H3Cl2F2N
• Molecular Weight: 197.99
• SMILES: C1=C(C(=C(C(=C1Cl)F)Cl)F)N
• Topological: 26
• Monoisotopic Mass: 196.9610608
• Synonyms: 3,5-Dichloro-2,4-difluoroaniline, 83121-15-7, DTXSID90378826, 3,5-dichloro-2,4-difluorobenzenamine, DTXCID90329853, 1-amino-3,5-dichloro-2,4-difluorophenyl, 617-438-9, 3,5-Dichloro-2,4-Difluoro-Benzenamine, 2,4-Difluoro-3,5-dichloroaniline, 3,5-dichloro-2,4-difluoro-aniline, MFCD00044104, C6H3Cl2F2N, Benzenamine, 3,5-dichloro-2,4-difluoro-, SCHEMBL796071, KLECNQGLBJHVSH-UHFFFAOYSA-N, SBB070376, 3,5-dichloro-2,4-difluorophenylamine, AKOS006229005, AC-3674, AS-15715, DB-006295, D3637, NS00014270, D78090, EN300-6452609

Application

3,5-Dichloro-2,4-difluoroaniline serves as a key building block in the synthesis of advanced herbicides and fungicides due to its halogen-rich structure. It is utilized in pharmaceutical research for modifying bioactive molecules to enhance their properties. The compound’s reactivity makes it suitable for cross-coupling reactions and nucleophilic substitutions in fine chemical production.

Safety and Hazards

GHS Hazard Statements

• H301 (14.3%): Toxic if swallowed [Danger Acute toxicity, oral]
• H302 (71.4%): Harmful if swallowed [Warning Acute toxicity, oral]
• H312 (14.3%): Harmful in contact with skin [Warning Acute toxicity, dermal]
• H315 (42.9%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (42.9%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H332 (14.3%): Harmful if inhaled [Warning Acute toxicity, inhalation]
• H335 (28.6%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
• H373 (14.3%): May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]
• H400 (14.3%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
• H410 (14.3%): Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]

Precautionary Statements

• P260, P261, P264, P264+P265, P270, P271, P273, P280, P301+P316, P301+P317, P302+P352, P304+P340, P305+P351+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P391, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 3 (14.3%)
• Acute Tox. 4 (71.4%)
• Acute Tox. 4 (14.3%)
• Skin Irrit. 2 (42.9%)
• Eye Irrit. 2 (42.9%)
• Acute Tox. 4 (14.3%)
• STOT SE 3 (28.6%)
• STOT RE 2 (14.3%)
• Aquatic Acute 1 (14.3%)
• Aquatic Chronic 1 (14.3%)

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