Vat Violet 17
Name:C.I.Vat Violet 17,C.I.63365
Molecular Structure: anthraquinones
C.I.Vat Violet 17,C.I.63365,CAS 3076-87-7,538.50,C30H22N2O8
Molecular Formula:C30H22N2O8
Molecular Weight: 538.50
CAS Registry Number:3076-87-7
Manufacturing Methods : 1,5-Diamino-4,8-dihydroxyanthracene-9,10-dione and 4-Methoxybenzoyl chloride condensation. NOTE: The product may contain a benzoyl group and a methoxy benzoyl.
Properties and Applications: purple. Blue gray powder. Insoluble in water, soluble in 1, 2, 3, 4 – Tetrahydronaphthalene, Xylene and Pyridine . In concentrated sulfuric acid for brown light red, and then into a green, green to yellow, purple precipitation after dilution in sulfuric acid and boric acid solution for brilliant blue green, to blue. Alkaline reduction leuco for red brown; Acid reduction leuco for dark red light purple. Used for dyeing cotton fabric is purple, to cotton affinity and levelness were good. Also applies to viscose, silk and wool dyeing.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 3 | 3 | 6-7 | 3 | 4 | 4-5 | 5 |
| AATCC | 3 | 3 | 7 | 4 | 3-4 | ||
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