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Direct Orange 84

Name:C.I.Direct Orange 84,C.I.19100

Molecular Structure: Single azo class

C.I.Direct Orange 84,C.I.19100,CAS 6844-76-4,763.73,C31H23N7Na2O8S3,Diazo Brilliant Orange 5G

C.I.Direct Orange 84,C.I.19100,CAS 6844-76-4,763.73,C31H23N7Na2O8S3,Diazo Brilliant Orange 5G

Molecular Formula:C31H23N7Na2O8S3

Molecular Weight: 763.73

CAS Registry Number:6844-76-4

Manufacturing Methods : 2-Amino-5-(3-nitrobenzamido)benzenesulfonic acid diazo, and 2-(4-(5-Hydroxy-3-methyl-1H-pyrazol-1-yl)phenyl)-6-methylbenzo[d]thiazole-7-sulfonic acid coupled, then use the method will be reduced to amino nitro.

Properties and Applications: bright orange. Soluble in water for palm light orange, slightly soluble in ethanol for golden brown. The strong sulfuric acid for green light yellow, with golden yellow diluted. The dye solution to join strong hydrochloric acid has golden precipitation; Add thick sodium hydroxide solution for golden brown, precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 5 2 3-4 3-4

List of Suppliers:

Diazo Brilliant Orange 5G( Bayer Group )


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