Vat Yellow 9
Name:C.I.Vat Yellow 9,C.I.66510
Molecular Structure: anthraquinones
Molecular Formula:C42H20N2O4S2
Molecular Weight: 680.75
CAS Registry Number:6370-85-0
Manufacturing Methods : (a) 2-Methylanthracene-9,10-dione (2 Moore) and 4-(4-Aminophenyl)benzenamine and sulfur heating (250 t); (b) will 9,10-Dioxo-9,10-dihydroanthracene-2-carbaldehyde (2 Moore) and 4-(4-Aminophenyl)benzenamine derivatives generated azomethine vulcanization.
Properties and Applications: red light yellow to orange yellow light. Not soluble in ethanol, and other organic solvents. The strong sulfuric acid to dark yellow, yellow precipitation after diluted. In alkaline insurance powder is in stock for olive, In acidic insurance powder dope is yellow brown.
Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
Fading | Stain | ||||||
ISO | 3-4 | 5 | 5-6 | 5 | 4-5 | ||
AATCC | 3-4 | 4-5 | 5-6 | 4 | 4 |
List of Suppliers:
Mikethrene Yellow GF ( Mitsui Toatsu Chemicals Ltd )
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