Name:C.I.Direct Blue 106,C.I.51300

Molecular Structure: Triphenodioxazine Class
 
C.I.Direct Blue 106,C.I.51300,CAS 6527-70-4,741.49,C30H16Cl2N4Na2O8S2,Solophenyl Blue BL-0l,Direct Brill Blue BL,Sky Blue D-F2G,Fast Blue BL

Molecular Formula:C30H16Cl2N4Na2O8S2

Molecular Weight: 741.49

CAS Registry Number:6527-70-4

Manufacturing Methods : 5-Amino-2-(phenylamino)benzenesulfonic acid and the 2,3,5,6-Tetrachlorocyclohexa-2,5 -diene-1,4-dione in the water to magnesium oxide bound for acid agents for condensation, its product to hair smoke closed-loop have to dioxazine sulfuric acid, and then as two sodium salting out.
 
Mainly used for cotton, viscose, silk, polyamide fiber fabric dyeing and printing, also can be used for leather dyeing.