3,4,5,6-Tetrafluorophthalonitrile

C₈F₄N₂

CAS NO.1835-65-0

3456-tetrafluorophthalonitrile CAS No1835-65-0

Application

3,4,5,6-Tetrafluorophthalonitrile (TFPN) is a valuable building block and precursor in organic synthesis. It has the chemical formula C8H2F4N2 and is a white crystalline solid with a high melting point of around 214-215°C. TFPN is insoluble in water but soluble in many organic solvents, including alcohols, ethers, and chlorinated solvents.

One of the main uses of TFPN is as a source of fluorine atoms in various organic transformations. Due to its high fluorine content, TFPN can be easily substituted and functionalized to generate a range of new compounds with unique properties. For example, TFPN can be reduced to give 3,4-Dihydroxy-5,6-difluorophthalonitrile, which is a useful precursor to a wide variety of fluorinated aromatic compounds. TFPN can also be reacted with Grignard reagents or other nucleophiles to yield various substituted phthalonitriles or polymeric materials.

TFPN has been found to possess interesting optical and electronic properties. It is a non-linear optical material that exhibits strong second harmonic generation (SHG) activity. This property makes TFPN an attractive material for applications in optoelectronics, such as in the design of advanced photonic devices. TFPN has also been used in the synthesis of organic semiconductors, where its rigid and planar aromatic structure is beneficial for charge transport and stability.

Recent studies have shown that TFPN can also be utilized in the preparation of metal-organic frameworks (MOFs). MOFs are porous crystalline materials that have attracted much attention due to their potential applications in gas storage, catalysis, and separation processes. TFPN-based MOFs have shown remarkable selectivity towards certain gases, such as CO2, due to the presence of fluorine atoms and the electronic interactions between the metal ions and the ligands.

3,4,5,6-Tetrafluorophthalonitrile is a versatile building block in organic synthesis that offers a range of possibilities for the construction of new materials with unique properties. Its high fluorine content, interesting optical and electronic properties, and potential applications in MOFs make it an attractive and valuable compound for researchers in various fields.

Physical Properties

Melting point	81-86℃(lit.)
Boiling point	274.2±40.0 °C(Predicted)
Assay	≥99.0%
Molecular mass	200.10
Flash point	119.6±27.3℃
LogP	-0.23
Vapor pressure	0.0±0.6 mmHg at 25°C
Index of refraction	1.474
Package	25kgs or according customer requirement
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