Mordant Yellow 9
Name:C.I.Mordant Yellow 9,C.I.14190
Molecular Structure: Single azo class
C.I.Mordant Yellow 9,C.I.14190,CAS 6471-10-9,449.17,C14H8Cl2N2Na2O6S,Chroinazine Golden Yellow R
Molecular Formula:C14H8Cl2N2Na2O6S
Molecular Weight: 449.17
CAS Registry Number:6471-10-9
Manufacturing Methods : 4-Amino-2,5-dichlorobenzenesulfonic acid diazotization, and 2-Hydroxy-3-methylbenzoic acid coupling.
Properties and Applications: dark yellow to red light yellow. Soluble in water for yellow. In concentrated sulfuric acid for deep yellow red solution; In concentrated nitric acid of insoluble; In a dilute Sodium hydroxide solution for yellow red solution.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 44-5 | 4 | 5 | 4 | 4-5 | ||
List of Suppliers:：
Chroinazine Golden Yellow R( Rohner Ltd )