dye|World dye variety

Name:C.I.Solvent Yellow 9,C.I.11870

Molecular Structure: Single azo class

C.I.Solvent Yellow 9,C.I.11870,CAS 6370-44-1,256.30,C15H16N2O2,Orgalol Yellow PC

Molecular Formula:C₁₅H₁₆N₂O₂

Molecular Weight: 256.30

CAS Registry Number:6370-44-1

Manufacturing Methods : 4-Ethoxybenzenamine diazotization, and p-Cresol coupling.

Properties and Applications: red light yellow. Melting point is 103 ~ 104 ℃. Soluble in Etanol, Acetone and Benzene. In concentrated sulfuric acid to dark brown, and then into orange, dilution still for orange; In a dilute Sodium hydroxide solution for orange.

List of Suppliers:

Orgalol Yellow PC( Francolor Pigments SA )