4-Phenylazophenol is used to varnish, grease, paraffin wax, resin, soap kind of coloring. It is used in printing/solvent based writing inks. It is used for providing transparent metallic effects like gold imitation provided on metalized polyester films.
Shaoping Bian; Wei Liu; John Williams; Lynne Samuelson; Jayant Kumar and Sukant Tripathy. Photoinduced Surface Relief Grating on Amorphous Poly(4-phenylazophenol) Films. Chem. Mater.2000, 12, (6), 1585-1590.
Wei Liu; Shaoping Bian; Lynne Samuelson; Jayant Kumar and Sukant Tripathy. Enzymatic Synthesis of Photoactive Poly(4-phenylazophenol). Chem. Mater.2000, 12, (6), 1577-1584.
Hazard Statements: H315-H319-H335
Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statements: P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.