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必应染料-您身边的染料专家

Acid Red 56

Name:C.I.Acid Red 56,C.I.27180

Molecular Structure: Double azo class

C.I.Acid Red 56,C.I.27180,CAS 6226-77-3,586.51,C23H16N4Na2O8S2

C.I.Acid Red 56,C.I.27180,CAS 6226-77-3,586.51,C23H16N4Na2O8S2

Molecular Formula:C23H16N4Na2O8S2

Molecular Weight: 586.51

CAS Registry Number:6226-77-3

Manufacturing Methods : 2-Aminobenzenesulfonic acid diazo, and O-Anisidine coupling, then the water with sulfonic acid base, again diazotization and with 7-Hydroxynaphthalene-1-sulfonic acid coupling.

Properties and Applications: blue-ray red. Soluble in water for product red, soluble in ethanol for red orange. The strong sulfuric acid for green light blue, diluted into pink. Adding strong hydrochloric acid in aqueous solution for the red light purple; Add thick sodium hydroxide solution for purple.

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