Description

1,2,3,4-Tetrafluorobenzene (CAS No. 551-62-2) is a high-purity fluorinated aromatic compound with the molecular formula C₆H₂F₄. This specialty chemical is characterized by its stable benzene ring structure substituted with four fluorine atoms, offering unique electronic and steric properties. As a fluorinated building block, it is widely utilized in pharmaceutical synthesis, agrochemical production, and advanced material science. Our product is rigorously tested to ensure >98% purity (GC) with stringent controls for moisture and impurities. Supplied in amber glass bottles or specialized fluoropolymer-lined containers to ensure stability, this compound is ideal for researchers requiring precise fluorination effects in their reactions. Technical data including NMR spectra, MSDS, and certificates of analysis are available upon request.

Properties

• CAS Number: 551-62-2
• Complexity: 102
• IUPAC Name: 1,2,3,4-tetrafluorobenzene
• InChI: InChI=1S/C6H2F4/c7-3-1-2-4(8)6(10)5(3)9/h1-2H
• InChI Key: SOZFIIXUNAKEJP-UHFFFAOYSA-N
• Exact Mass: 150.00926271
• Molecular Formula: C6H2F4
• Molecular Weight: 150.07
• SMILES: C1=CC(=C(C(=C1F)F)F)F
• Monoisotopic Mass: 150.00926271
• Physical Description: Clear colorless liquid;
• Vapor Pressure: 49.5 [mmHg]
• Synonyms: 1,2,3,4-TETRAFLUOROBENZENE, 551-62-2, TETRAFLUOROBENZENE, 28016-01-5, 2,3,4,5-Tetrafluorobenzene, Benzene, 1,2,3,4-tetrafluoro-, UNII-66365S2RFQ, 66365S2RFQ, EINECS 208-997-6, EINECS 248-779-8, NSC-21635, 1,2,3,4-tetrafluorbenzol, DTXSID60870605, NSC 21635, tetrafluorobenzenes, CHEBI:85066, DTXCID30818312, DTXSID301016631, 208-997-6, 248-779-8, sozfiixunakejp-uhfffaoysa-n, un1993, 1,2,3,4-tetrafluoro-benzene, MFCD00000285, NSC21635, 1,3,4-Tetrafluorobenzene, 2,4,5-Tetrafluorobenzene, SCHEMBL45430, SCHEMBL77935, 1,2,3,6-Tetrafluorobenzene, Benzene,2,3,4-tetrafluoro-, SCHEMBL5167591, SBB086680, 1,2,3,4-Tetrafluorobenzene, 99%, AKOS005762923, FS-4136, DB-052693, A7987, NS00043517, T2410, EN300-122802, Q27263944

Application

1,2,3,4-Tetrafluorobenzene serves as a key intermediate in the synthesis of liquid crystals and OLED materials due to its electron-withdrawing properties. It is employed in cross-coupling reactions for pharmaceutical active ingredients, particularly in fluorinated drug candidates. The compound also finds use as a solvent or reagent in specialty fluorination processes where selective reactivity is required.

Safety and Hazards

GHS Hazard Statements

• H225 (100%): Highly Flammable liquid and vapor [Danger Flammable liquids]
• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (97.8%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501

Hazard Classes and Categories

• Flam. Liq. 2 (100%)
• Skin Irrit. 2 (100%)
• Eye Irrit. 2 (100%)
• STOT SE 3 (97.8%)

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