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Direct Yellow 17

Name:C.I.Direct Yellow 17,C.I.18855

Molecular Structure: Single azo,Benzothiazole class

C.I.Direct Yellow 17,C.I.18855,CAS 6537-65-1,762.77,31H20N6Na2O7S4,Atul Direct Golden Yellow

C.I.Direct Yellow 17,C.I.18855,CAS 6537-65-1,762.77,31H20N6Na2O7S4,Atul Direct Golden Yellow

Molecular Formula:C31H20N6Na2O7S4

Molecular Weight: 762.77

CAS Registry Number:6537-65-1

Manufacturing Methods : C.I. Direct Yellow 59 (C.I. 49000) diazo, and 2-(2-(4Aminophenyl)benzo[d]thiazol-6-yl)-6-methylbenzo[d]thiazole-7-sulfonic acid coupling.

Properties and Applications: red light yellow. Soluble in water for red light yellow. The strong sulfuric acid for yellow, diluted precipitation for orange. The dye solution to join hydrochloric acid as the fluorescent orange yellow precipitation; Add sodium hydroxide is dark.

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

List of Suppliers:

Atul Direct Golden Yellow ( Atul Limited  )


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