2-[2-[4-(diethylamino)phenyl]vinyl]-1,3,3-trimethyl-3H-indolium chloride

Dark red powder. When dyed at high temperature (120°C), the shade is yellower. Compatibility value K=1.5.

Basic Violet 16 is mainly used for dyeing acrylic fibers, and the pH value is below 5, which is stable to light and color. Also it can be used for direct printing of acrylic, diacetate and acid-modified polyester fabrics.

Taking three times and p-N,N-diethylaminobenzaldehyde as raw materials, the two are condensed to obtain the product. .