Molecular Weight: 493.04
CAS Registry Number:39393-39-0
Properties and Applications: red light purple. Soluble in water for a palm red fluorescent purple solution, soluble in ethanol with scarlet fluorescent solution. The strong sulfuric acid for green light yellow, diluted in red. The dye solution to join a red hydrochloric acid. Mainly used for paper, manufacture color dye settles organic pigments.