dye|World dye variety

Name:C.I.Mordant Blue 27,C.I.67415

Molecular Structure: anthraquinones

C.I.Mordant Blue 27,C.I.67415,CAS 66675-89-6,499.38,C17H11NNa2O10S2

Molecular Formula:C₁₇H₁₁NNa₂O₁₀S₂

Molecular Weight: 499.38

CAS Registry Number:66675-89-6

Manufacturing Methods :glycerol,3-Amino-1,2-dihydroxyanthracene-9,10-dione and 3-Amino-1,2-dihydroxyanthracene-9,10-dione was heated with sulfuric acid, washed with water and acid precipitation, and its product (C.I. 67410) and then treated with sodium bisulfite (with or without a solvent may be).

Properties and Applications: red light navy blue (complex). Soluble in water, soluble in ethanol. In concentrated sulfuric acid to dark yellow (release Sulfur dioxide), dilution after brown precipitation. Dye aqueous solution to join concentrated hydrochloric acid to red; Join concentrated sodium hydroxide solution for purple.

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