Description

Tetrafluoroterephthalonitrile (CAS 1835-49-0) is a high-purity fluorinated aromatic compound with the molecular formula C₈F₄N₂. This specialty chemical, also known by its IUPAC name 2,3,5,6-tetrafluorobenzene-1,4-dicarbonitrile, is a key intermediate in the synthesis of advanced materials, including liquid crystals, polymers, and pharmaceuticals. Its unique tetrafluorinated structure enhances thermal stability, chemical resistance, and electronic properties, making it invaluable for research and industrial applications. Available in >98% purity, this compound is rigorously tested via GC-MS, NMR, and HPLC to ensure consistency and performance. Ideal for use in organic synthesis, materials science, and electronic applications, Tetrafluoroterephthalonitrile is supplied in secure, light-resistant packaging with detailed technical documentation.

Properties

• CAS Number: 1835-49-0
• Complexity: 266
• IUPAC Name: 2,3,5,6-tetrafluoroterephthalonitrile
• InChI: InChI=1S/C8F4N2/c9-5-3(1-13)6(10)8(12)4(2-14)7(5)11
• InChI Key: PCRSJGWFEMHHEW-UHFFFAOYSA-N
• Exact Mass: 199.99976066
• Molecular Formula: C8F4N2
• Molecular Weight: 200.09
• SMILES: C(#N)C1=C(C(=C(C(=C1F)F)C#N)F)F
• Topological: 47.6
• Monoisotopic Mass: 199.99976066
• Synonyms: Tetrafluoroterephthalonitrile, 1835-49-0, 2,3,5,6-Tetrafluoroterephthalonitrile, Diamond 2031, 1,4-BENZENEDICARBONITRILE, 2,3,5,6-TETRAFLUORO-, Terephthalonitrile, tetrafluoro-, 2,3,5,6-Tetrafluoro-1,4-benzenedicarbonitrile, 1,4-Dicyanotetrafluorobenzene, Tetrafluoroterephthalodinitrile, EINECS 217-397-3, NSC 97007, 1,4-Dicyano-2,3,5,6-tetrafluorobenzene, DTXSID1075141, TFTPN, DTXCID4035839, Terephthalonitrile, tetrafluoro-(8CI), 217-397-3, pcrsjgwfemhhew-uhfffaoysa-n, 2,3,5,6-tetrafluorobenzene-1,4-dicarbonitrile, Perfluoroterephthalonitrile, MFCD00001776, K9NAY7JK97, NSC-97007, tetrafluorobenzene-1,4-dicarbonitrile, UNII-K9NAY7JK97, tetrafluoro-p-dicyanobenzene, 2,3,5,6-TETRAFLUORO TEREPHTHALONITRILE, SCHEMBL57543, YSZC139, CHEMBL3248223, Tetrafluoroterephthalonitrile, 99%, WLN: NCR BF CF EF FF DCN, NSC97007, 2,5,6-Tetrafluoroterephthalonitrile, SBB064640, STK731076, AKOS005063551, CS-W010493, AC-26104, FT105324, PS-10080, 1,2,4,5-tetrafluoro-3,6-dicyanobenzene, DB-007911, NS00045727, ST50308055, T1050, 2,5,6-Tetrafluoro-1,4-benzenedicarbonitrile

Application

Tetrafluoroterephthalonitrile serves as a critical building block in the synthesis of high-performance polymers and liquid crystal displays (LCDs) due to its electron-withdrawing fluorinated structure. It is widely used in organic electronics, including the development of n-type semiconductors and dielectric materials. Researchers also employ this compound in pharmaceutical intermediates and agrochemical synthesis for its reactivity and stability under harsh conditions.

Safety and Hazards

GHS Hazard Statements

• H301 (97.8%): Toxic if swallowed [Danger Acute toxicity, oral]
• H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
• H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H335 (95.6%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

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

Hazard Classes and Categories

• Acute Tox. 3 (97.8%)
• Skin Irrit. 2 (100%)
• Eye Irrit. 2 (100%)
• STOT SE 3 (95.6%)

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