dye|World dye variety

Name:C.I.Acid Red 86,C.I.24500

Molecular Structure: Double azo class

C.I.Acid Red 86,C.I.24500,CAS 6428-81-5,758.69,C34H24N4Na2O10S2

Molecular Formula:C₃₄H₂₄N₄Na₂O₁₀S₂

Molecular Weight: 758.69

CAS Registry Number:6428-81-5

Manufacturing Methods :  5-Amino-4-methoxy-2-(4-amino-5-methoxy-2-sulfophenyl)benzenesulfonic acid double nitriding, and Naphthalen-2-ol (2 Moore) coupled.

Properties and Applications: red. Moderate soluble in water and acetone in deep red, slightly soluble in alcohol. The strong sulfuric acid for purple, after diluted blue-purple precipitation. Add sodium hydroxide dark precipitation.

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