Phthalonitrile

  • Important Organic Synthesis Intermediates – Aromatic nitrile compounds such as phthalonitrile serve as important intermediates for a wide range of organic synthesis applications.

  • Broad Pharmaceutical and Agrochemical Applications – These compounds are widely used in the production of medicines, pesticides, herbicides, and insecticides.

  • Versatile Dye Applications – Aromatic nitrile compounds can be used to produce specialty dyes, such as 2,4-dinitro-6-cyanoaniline for the manufacture of bright blue diazo dyes.

  • Fragrance and Natural Product Applications – They are also used in fragrances and natural products, including lemon nitrile, a nitrile fragrance characterized by a sharp, strong lemon-like aroma.  – Aromatic nitrile compounds such as phthalonitrile serve as important intermediates for a wide range of organic synthesis applications.

  • Broad Pharmaceutical and Agrochemical Applications – These compounds are widely used in the production of medicines, pesticides, herbicides, and insecticides.

  • Versatile Dye Applications – Aromatic nitrile compounds can be used to produce specialty dyes, such as 2,4-dinitro-6-cyanoaniline for the manufacture of bright blue diazo dyes.

  • Fragrance and Natural Product Applications – They are also used in fragrances and natural products, including lemon nitrile, a nitrile fragrance characterized by a sharp, strong lemon-like aroma. 

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Products Description of Phthalonitrile CAS#91-15-6

Phthalonitrile and other aromatic nitrile compounds are important organic synthesis intermediates with a wide range of applications. They are widely used in the pharmaceutical, pesticide, herbicide, insecticide, dye, fragrance, and natural product industries.

For example, 2,4-dinitro-6-cyanoaniline can be used to produce high-quality bright blue diazo dyes. Lemon nitrile is another example of an internationally developed nitrile fragrance, characterized by a sharp and strong lemon-like aroma.

Phthalonitrile CAS#91-15-6

 

 Key Physical & Chemical Properties

PropertySpecification
Chemical FormulaC₆H₄(CN)₂ / C₈H₄N₂
AppearanceWhite to off-white crystalline solid
Melting Point~139–140 °C
SolubilitySoluble in organic solvents; low in water
Functional GroupsTwo nitrile (–CN) groups
Purity≥ 98% (typical)

Product Application of Phthalonitrile CAS#91-15-6

Phthalonitrile is widely used in the synthesis of phthalosulfonamide drugs, phthalocyanine pigments and dyes, high-heat-resistant polyamide fibers, xylene and diisocyanate plastics, as well as desulfurization catalysts.

Product Application of Phthalonitrile CAS#91-15-6 Phthalonitrile is widely used in the synthesis of phthalosulfonamide drugs, phthalocyanine pigments and dyes, high-heat-resistant polyamide fibers, xylene and diisocyanate plastics, as well as desulfurization catalysts.

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