dye|World dye variety

Name:C.I.Acid Orange 98,C.I.12695

Molecular Structure: Single azo,1:2 Metal Complexes

C.I.Acid Orange 98,C.I.12695,CAS 6421-68-7,297.65,C10H8ClN5O4,Solilan Orange GL

Molecular Formula:C₁₀H₈ClN₅O₄

Molecular Weight: 297.65

CAS Registry Number:6421-68-7

Manufacturing Methods :  2-Amino-6-chloro-4-nitrophenol diazo, and 5-Methyl-3H-pyrazol-3-one coupling, and then turn it into 1:2 chromium complex.

Properties and Applications: dark orange. Soluble in water, slightly soluble in ethanol for red orange. The strong sulfuric acid to dark yellow, to orange diluted. In aqueous solution to join hydrochloric acid appears orange precipitation; Add sodium hydroxide into red.

List of Suppliers:

Solilan Orange GL ( Frado )