Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Pigment Orange 1,C.I.11725

Molecular Structure: Single azo

C.I.Pigment Orange 1,C.I.11725,CAS 6371-96-6,370.36,C18H18N4O5,Suimei Fast Yellow 3R

Molecular Formula:C₁₈H₁₈N₄O₅

Molecular Weight: 370.36

CAS Registry Number:6371-96-6

Manufacturing Methods : 4-Methoxy-2-nitrobenzenamine diazotization, and 3-Oxo-N-o-tolylbutanamide coupling.

Properties and Applications:yellow orange. Orange powder. In concentrated sulfuric acid to orange, orange precipitation after dilution, In concentrated nitric acid for deep orange; In concentrated hydrochloric acid and dilute sodium hydroxide solution does not change color. Resistance to solvents, acid and alkali resistant. Used in printing ink, also used for soap, wall paper and packaging color, also used in rubber, plastic, prints, and cloth color.

List of Suppliers:

Suimei Fast Yellow 3R(Kaseihin Kogyo Kyokai)