NOVELTY - 4-perfluoroalkyl phthalonitrile is synthesized by reacting perfluoroalkylation agent, zero valent copper and 4-halogen phthalonitrile.    USE - Synthesis of phthalonitrile derivatives for raw material in functional dyes used in pharmaceuticals, photosensitized solar cells, and optical materials.    ADVANTAGE - The process is simple and yield is high.    DETAILED DESCRIPTION - Synthesis of 4-perfluoroalkyl phthalonitrile of formula (1) is synthesized by reacting perfluoroalkylation agent, zero valent copper and 4-halogen phthalonitrile.    R=lower perfluoroalkyl group; and    n=1-4.    INDEPENDENT CLAIMS are included for:    (1) synthesis of 3-perfluoroalkyl phthalonitrile of formula (2) which involves reacting perfluoroalkylation agent, zero valent copper and 3-halogen phthalonitrile;    (2) synthesis of 4,5-di(perfluoroalkyl) phthalonitrile of formula (3) which involves reacting perfluoroalkylation agent, zero valent copper and 4,5-di(halogen) phthalonitrile;    (3) synthesis of 3,6-di(perfluoroalkyl) phthalonitrile of formula (4) which involves reacting perfluoroalkylation agent, zero valent copper and 3,6-di(halogen) phthalonitrile;    (4) synthesis of phthalocyanine derivative of formula (5) which involves reacting 4-perfluoroalkyl phthalonitrile with metal salt in solvent at greater than or equal to 100 degrees C;    (5) synthesis of phthalocyanine derivative of formula (6) which involves reacting 3-perfluoroalkyl phthalonitrile with metal salt in solvent at greater than or equal to 100 degrees C;    (6) synthesis of phthalocyanine derivative of formula (7) which involves reacting 4,5-di(perfluoroalkyl) phthalonitrile with metal salt in solvent at greater than or equal to 100 degrees C;    (7) synthesis of phthalocyanine derivative of formula (8) which involves reacting 3,6-di(perfluoroalkyl) phthalonitrile with metal salt in solvent at greater than or equal to 100 degrees C;    (8) phthalocyanine derivative of formula (5);    (9) beta -tetra(trifluoromethyl) phthalonitrile derivative of formula (5');    (10) phthalocyanine derivative of formula (6);    (11) alpha -tetra(trifluoromethyl) phthalocyanine derivative of formula (6');    (12) phthalocyanine derivative of formula (7);    (13) beta -octa(trifluoromethyl) phthalocyanine derivative of formula (7');    (14) phthalocyanine derivative of formula (8); and    (15) alpha -octa(trifluoromethyl) phthalocyanine derivative of formula (8').    M=H, metallic element, metalloid element, metallic oxide, metalloid oxide, metal hydroxide, semimetal hydroxide, metal halogenide, or semimetal halogenide.