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Diphenic anhydride when treated with quinaldine and zinc chloride it produces quinodiphenone. It is used in the determination of fatty alcohol ethoxylates as derivatization reagent. It is used as medicine, dye and plating solution intermediates.
M. Beneito-Cambra; L. Ripoll-Seguer; J.M. Herrero-Martínez; E.F. Simó-Alfonso; G. Ramis-Ramos. Determination of fatty alcohol ethoxylates and alkylether sulfates by anionic exchange separation, derivatization with a cyclic anhydride and liquid chromatography. Journal of Chromatography A.2011, 1218, (47), 8511-8518.
Micó-Tormos A.; Bianchi F.; Simó-Alfonso EF.; Ramis-Ramos G. Determination of fatty alcohol ethoxylates with diphenic anhydride derivatization and liquid chromatography with spectrophotometric detection: a comparative study with other anhydrides. Journal of Chromatography A.2009, 1216, (15), 3023-3030.
Gefahrenhinweise (EU): H315-H319-H335
Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
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.