Other Name: Magenta,Fuchsine
Molecular Formula:C₂₀H₂₀ClN₃
Molecular Weight: 337.85
Manufacturing Methods : Commonly known as Magenta, Fuchsine. (A)aniline, O-Methylaniline, p-Methylaniline and the hydrochloride salt mixture and nitrobenzene, or 1-Nitrobenzene and 1-Methyl-2-nitrobenzenemixture of iron and zinc chloride in the presence of heat (nitrate phenyl method); (b) aniline,O- Methylaniline, p-Methylaniline heated with a mixture of arsenic (arsenic method).
Properties and Applications: red light purple. Yellow-green flash crystallization piece or sand shape. Soluble in cold water and hot water for the red purple, easily soluble in ethanol in red. The strong sulfuric acid for yellow brown, diluted nearly colorless. The dye solution with sodium hydroxide solution nearly colorless, but with red precipitate. Used for silk, acrylic, wool and cotton cloth dyeing tannins mordant dyeing. Also used for paper, leather, feathers, bamboo, wood, shading.