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Mark C. Whiting (1981). "The dyes in early oriental carpets". In
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Dimroth, Otto; Fick, Reinhold (1916). "I. Ăśber den
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is an anthraquinone derivative and the main component of the red dye
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Except where otherwise noted, data are given for materials in their
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3,5,6,8-Tetrahydroxy-1-methyl-9,10-dioxoanthracene-2-carboxylic acid
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The chemical structure of kermesic acid was elucidated by
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CC1=C2C(=CC(=C1C(=O)O)O)C(=O)C3=C(C2=O)C(=CC(=C3O)O)O
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1-Methyl-2-carboxy-3,5,6,8-tetrahydroxyanthraquinone
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273:320 °C (608 °F; 593 K) (decomp.)
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