Acid Yellow 186
Name:C.I.Acid Yellow 186,C.I.13920
Molecular Structure: Single azo class
Molecular Formula:C24H19N4NaO5S2
Molecular Weight: 530.55
CAS Registry Number:10103-29-7
Manufacturing Methods : 2-(4-Aminophenyl)-6-methylbenzo[d]thiazole-7-sulfonic acid diazo, and 3-Oxo-N-phenylbutanamide coupling
Properties and Applications: colourful green light yellow. Soluble in water for yellow, soluble in soluble fiber element, slightly soluble in alcohol, almost insoluble in other organic solvents. For the strong sulfuric acid in bright yellow, yellow after diluted precipitation; In nitric acid solution for bright yellow; In strong hydrochloric acid partly dissolved, for orange. Apply to wool, polyamide fiber, silk dyeing and printing, also used in leather color.
Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
ISO | 3 | 4 | 4 | 5 | 4 |
List of Suppliers:
Coomassie Y ellow 6G ( Imperial Chemical Industries )