dye|World dye variety

Name:C.I.Acid Brown 6,C.I.14625

Molecular Structure: Single azo class

C.I.Acid Brown 6,C.I.14625,CAS 6419-10-5,400.38,C20H13N2NaO4S

Molecular Formula:C₂₀H₁₃N₂NaO₄S

Molecular Weight: 400.38

CAS Registry Number:6419-10-5

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

Properties and Applications: red light brown. Soluble in water for brown. The strong sulfuric acid for purple to blue, purple for dark red after diluted. In water solution to join hydrochloric acid for product red, and a brown precipitation; Add 10% of the strong sulfuric acid discoloration; Add sodium hydroxide solution for purple brown.

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