2,6-Difluoro-4-hydroxybenzonitrile is an organic compound with a molecular formula of C7H3F2NO and a molecular weight of 155.1. Its molecular structure contains a benzene ring, and the 3rd and 5th positions are substituted by fluorine atoms, and the 4th position is substituted by cyano and hydroxyl groups.
4-Cyano-3,5-difluorophenol is a colorless to light yellow crystalline powder with a melting point of 127℃ and a boiling point of about 279.8±40.0℃ (Predicted). It has a low solubility in water and is soluble in organic solvents such as ethanol and dimethylsulfamide.


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2,6-difluoro-4-hydroxybenzonitrile |
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4-Cyano-3,5-difluorophenol; 3,5-Difluoro-4-Cyanophenol |
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123843-57-2 |
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C7H3F2 |
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155.10 |
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White or Off-white powder |
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99.0%min(HPLC) |
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< 2000ppm |
- 2,6-Difluoro-4-hydroxybenzonitrile is used to synthesize fluorine-containing drugs or lead compounds, and is a key building block for some anticancer and antiviral drugs.
- 4-Cyano-3,5-Difluorophenol is used in agrochemicals to synthesize biologically active herbicides or fungicides.
- High-performance material monomers: It can be used in the synthesis of functional polymers or electronic materials to improve heat resistance and chemical stability.
- As a multifunctional compound, 2,6-Difluoro-4-hydroxybenzonitrile can participate in a variety of coupling and substitution reactions and is used to develop new functional molecules.

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