Reactive Red 11(CAS Registry Number:12226-08-3)

Reactive Red 11

Name:C.I.Reactive Red 11

Molecular Structure: Single azo class

Molecular Formula:C₂₀H₉Cl₂N₆Na₃O₉S₂

Molecular Weight: 681.33

CAS Registry Number:12226-08-3

Properties and Applications: colourful red blue light. Purplish red powder. The strong sulfuric acid for purple, diluted into blue light red, precipitation; In nitric acid for red, diluted is still red, precipitation. Blue water solution is red, with 1 Moore sodium hydroxide solution turned red, continue to add insurance powder and warm, become light yellow, plus a boric acid sodium is still light yellow. Mainly used for cotton, viscose fabric and silk dyeing and printing.