Reactive Violet 33
Name:C.I.Reactive Violet 33,C.I.150405
Molecular Structure: Single azo,Metal Complexes
C.I.Reactive Violet 33,C.I.150405,CAS 66456-81-3,69121-25-1,733.93,C20H9ClF2N5Na3O11S3,Levafix Red Violet E-4BLA,Violet R/K 2RL
Molecular Formula:C20H9ClF2N5Na3O11S3
Molecular Weight: 733.93
CAS Registry Number:66456-81-3 / 69121-25-1
Manufacturing Methods : 2-Amino-5-nitrophenol diazo, and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid coupling, reduction, and 5-Chloro-2,4,6-trifluoropyrimidine condensation and transformed into a 1:1 copper complex.
Properties and Applications: red light purple. Dark purple powder. In the 25 ℃ when more than 100 g/L solubility. After dyeing color shade of red for purple, in a little to yellow colored light iron ion (level 4), in light of copper (basically unchanged (level 5). The neutral and alkaline are not suitable for white.
| Standard | Light Fastness | Oxygen bleaching | Persperation Fastness | Soaping | |||
| Fading | Stain | Fading | Stain | Fading | Stain | ||
| ISO | 6-7 | 1 | 5 | 5(Acid)3(Alkali) | 55 | 5 | 5 |
List of Suppliers:
Drimarene Violet R/K 2RL CDG(Classic Dyestuffs Inc)
Drimarene Violet R/K2RL(Classic Dyestuffs Inc)
Levafix Red Violet E-4BLA( Bayer Group )