Direct Violet 9 Chemical Properties

Density 

1.709[at 20℃]

vapor pressure 

0Pa at 25℃

Water Solubility 

6.23g/L at 20℃

LogP

-2.165 at 20℃

EPA Substance Registry System

C.I. Direct Violet 9, disodium salt (6227-14-1)

Direct Violet 9 Usage And Synthesis

Preparation

4-Aminobenzenesulfonic acid diazo, and 2-Amino-4-methylanisole coupling, its product to diazo, in alkaline conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling.

Flammability and Explosibility

Non flammable

Properties and Applications

blue purple. Soluble in water for red light purple, soluble in soluble fiber element, slightly soluble in alcohol, insoluble in other organic solvents. The strong sulfuric acid for blue-ray green, purple precipitation after diluted; In nitric acid solution for the red light in brown. The dye solution to the strong hydrochloric acid has the purple precipitation; Add thick sodium hydroxide solution has the purple sediment: cotton, viscose, silk dyeing and printing, also can be used for paper color, can also be used in leather color.

Direct Violet 9(6227-14-1)Related Product Information

• trisodium 3-[[4-[[6-(anilino)-1-hydroxy-3-sulphonato-2-naphthyl]azo]-5-methoxy-o-tolyl]azo]naphthalene-1,5-disulphonate
• Direct Red 13
• DIRECT VIOLET 51
• Direct Red 23
• AMYLOSE
• Direct Black 166
• DIRECT BLACK 22
• Direct Orange 39
• Direct Red 243
• Direct Green 26
• DIRECT RED 80
• DIRECT PURE YELLOW 5G
• Direct Yellow 12
• Direct Black 19
• Direct Black 168
• Direct Yellow 120
• Direct Blue 199
• Direct Brown 95