
CI 69800
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CI 69800 is a chemical compound, a synthetic blue dye with an anthraquinone unit and is also known as Food Blue 4. Chemical Name 6,15-Dihydroanthrazine-5,9,14,18-tetrone Dyes that contain anthraquinone (an organic aromatic compound derived from anthracene) are characteristically bright in colour. Chemical Industrial Synthesis Process Preparation...