dye|World dye variety

Name:C.I.Acid Red 74,C.I.13355

Molecular Structure: Single azo class

C.I.Acid Red 74,C.I.13355,CAS 6300-18-1,394.34,C16H11N4NaO5S,Archil Substitute

Molecular Formula:C₁₆H₁₁N₄NaO₅S

Molecular Weight: 394.34

CAS Registry Number:6300-18-1

Manufacturing Methods : 4-Nitrobenzenamine diazo, and 4-Aminonaphthalene-1-sulfonic acid coupling.

Properties and Applications: soluble in water for red light brown. The strong sulfuric acid for quality in red, dilute appear after palm red precipitate. Join the hydrochloric acid in aqueous solution after palm red precipitate; Add sodium hydroxide have palm red precipitate.

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