Name:C.I.Reactive Red 198,C.I.18221
Molecular Structure: Single azo class
C.I.Reactive Red 198,C.I.18221,CAS
145017-98-7,984.21,C27H18ClN7Na4O16S5,Reactive Red M-RBE,Reactive Red RB
Molecular Formula:C27H18ClN7Na4O16S5
Molecular Weight: 984.21
CAS Registry Number:145017-98-7
Manufacturing Methods : 2-(4-Aminophenylsulfonyl)ethyl hydrogen sulfate diazo, and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid coupling, again with 2,4,6-Trichloro-1,3,5-triazine condensation, the last and the 3-Aminobenzenesulfonic acid condensation.
Properties and Applications: red. Deep red powder. For exhaust dyeing
of cotton fabric dyeing method or pad.
Standard |
Light Fastness |
Oxygen bleaching |
Persperation Fastness |
Soaping |
|||
Fading |
Stain |
Fading |
Stain |
Fading |
Stain |
||
ISO |
5 |
5 |
4-5 |
5 |
4-5 |