Mordant Violet 28
Name:C.I.Mordant Violet 28,C.I.43570
Molecular Structure: triarylmethane class
C.I.Mordant Violet 28,C.I.43570,CAS 7452-52-0,495.95,C27H26ClNO6,Omega Chrome Brilliant Violet B
Molecular Formula:C27H26ClNO6
Molecular Weight: 495.95
CAS Registry Number:7452-52-0
Manufacturing Methods : 2-Chloro-4-(diethylamino)benzaldehyde (1 Moore) and 2-Hydroxy-3-methylbenzoic acid (2 Moore) condensation, then use Nitrosylsulfuric acid oxidation its product.
Properties and Applications: brilliant blue purple. Soluble in water for Red ocher, soluble in ethanol for Red purple. In concentrated sulfuric acid for hot magenta, dilution after very shallow sauce red. Dye aqueous solution to join sodium hydroxide as red purple.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 4-5 | 4 | 4 | 4 | 5 | 5 | 5 |
| AATCC | 5 | 4 | 3-4 | 4-5 | |||
List of Suppliers:
Omega Chrome Brilliant Violet B( Clariant GmbH )
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