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Reactive Red 49

Name:C.I.Reactive Red 49

Molecular Structure: Single azo class

C.I.Reactive Red 49,CAS 12237-02-4,576.49,C18H14N2Na2O11S3,Reactive Red KN-B,Bordeaux B

C.I.Reactive Red 49,CAS 12237-02-4,576.49,C18H14N2Na2O11S3,Reactive Red KN-B,Bordeaux B

Molecular Formula:C18H14N2Na2O11S3

Molecular Weight: 576.49

CAS Registry Number:12237-02-4

Manufacturing Methods : 2-((4-Amino-3-methoxyphenyl)sulphonyl)ethyl hydrogensulphate diazo, coupled with the 4-Hydroxynaphthalene-1-sulfonic acid, and copper sulfate and sodium acetate complexation and salting-out.

Properties and Applications: red. Used for cotton, viscose, linen and silk fabric dyeing and printing, also can be used for polyvinyl chloride coatings. Apply to discharge printing, discharge excellent performance.

Standard Light Fastness Oxygen bleaching Persperation Fastness Soaping
Fading Stain Fading Stain Fading Stain
ISO 6 5 5 4-5(95℃) 5

List of Suppliers:

Intracron Bordeaux VS-BL (Yorkshire Group pic)

Reactron Bordeaux B(Amar Dye Chem Ltd)

Remazol Bordeaux B( Hoechst A G )


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