Name:C.I.Reactive Yellow 176
Molecular Structure: Azo class
C.I.Reactive Yellow 176,CAS
140876-15-9,1025.26,C29H21ClN8Na4O16S5,Reactive Yellow 3RS,Reactive Yellow
EF-2R
Molecular Formula:C29H21ClN8Na4O16S5
Molecular Weight: 1025.26
CAS Registry Number:140876-15-9
Manufacturing Methods : 7-Aminonaphthalene-1,3,6-trisulfonic acid diazo, and N-(3-aminophenyl)acetamide coupling, and 2,4,6-Trichloro-1,3,5-triazine condensation , and then the product with
2-(3-Aminophenylsulfonyl)ethyl hydrogen sulfate condensation.
Properties and Applications: red light
yellow. Brick red powder. Soluble in water, the water solubility (25 ℃) for 130 g/L. Mainly used for dyeing cellulosic
fabrics, suitable for exhaust dyeing and continuous dyeing, printing of
cellulosic fabrics are also suitable, for one phase method.
Standard |
Light Fastness |
Oxygen bleaching |
Persperation Fastness |
Soaping |
|||
Fading |
Stain |
Fading |
Stain |
Fading |
Stain |
||
ISO |
5 |
5 |
5(90℃) |
5 |