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Direct Blue 122

Name:C.I.Direct Blue 122,C.I.27115

Molecular Structure: Double azo class

C.I.Direct Blue 122,C.I.27115,CAS 6369-27-3,730.08,C29H22ClN5Na2O9S2,Benzamin Brilliant Blue BBLS

C.I.Direct Blue 122,C.I.27115,CAS 6369-27-3,730.08,C29H22ClN5Na2O9S2,Benzamin Brilliant Blue BBLS

Molecular Formula:C29H22ClN5Na2O9S2

Molecular Weight: 730.08

CAS Registry Number:6369-27-3

Manufacturing Methods : 2′-Methoxy-4′-amino-5′-chlorooxanilic acid diazo, and 5-Amino-7-ehtoxy-2-naphthalenesulfonic acid coupling, product to diazo, and 6-Hydroxynaphthalene-2-sulfonic acid coupling, and then 2-(4-Aminophenylamino)-2-oxoacetic acid hydrolysis base.

Properties and Applications: blue. Soluble in water for hidden cyan, soluble in ethanol to blue. The strong sulfuric acid in the dark for, for the red light purple diluted. The dye solution to join strong hydrochloric acid for red light purple, have precipitation; With strong sodium hydroxide solution for purple, have precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 4-5 4 4 4-5

List of Suppliers:

Benzamin Brilliant Blue BBLS( Bayer Group )


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