This product is an intermediate for manufacturing dyes, such as red light sensitizing and green light sensitizing dyes in synthetic oxaindene products. It is one of the main raw materials of color films
It is synthesized with silicone as external light source and large screen light valve, that is, large screen film. It is also used as water-soluble paint, that is, the solubilizer of electrophoretic paint and marine paint, and the carrier of hydrophobic synthetic fiber dyeing.