Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Pigment Orange 19,C.I.15990

Molecular Structure: Single azo

C.I.Pigment Orange 19,C.I.15990,CAS 5858-88-8,362.79,C16H11ClN2O4S,Helio Orange TF,Suimei Orange SG

Molecular Formula:C₁₆H₁₁ClN₂O₄S

Molecular Weight: 362.79

CAS Registry Number:5858-88-8

Manufacturing Methods : o-Chloroaniline diazotization, and 6-Hydroxynaphthalene-2-sulfonic acid coupling, and then with Barium chloride aqueous solution treatment dye suspension, and heated to 100 ℃, make its form Barium salt lake.

Properties and Applications:brilliant red light orange. Red orange powder. Heat resistant general, insoluble in water. Resistance to ethanol and xylene of fastness is very good, acid fastness is very good, alkali poor fastness. Mainly used in gravure printing and sheet metal colored inks, also used in rubber and sealing wax coloring.

List of Suppliers:

Helio Orange TF [FIAT] ( Bayer Group )

Suimei Orange SG( Kaseihin Kogyo Kyokai )