2-[2-[4-[(4-ethoxyphenyl)methylamino]phenyl]vinyl]-5-(methoxycarbonyl)-1,3,3-trimethyl-3H-indolium chloride

Preparation

1,3,3-Trimethyl-2-methylene-5-indolinecarboxylicacid methyl ester and 4-((4-Ethoxyphenyl)(ethyl)amino)benzaldehyde?condensation.

Properties and Applications

bright blue purple. Soluble in water for bright purple. The strong sulfuric acid dyes for green light yellow, diluted into purple. Its water solution to join sodium hydroxide to colorless. Dye acrylic fiber for colourful blue purple, tungsten light in under partial red, when in 120 ℃ dyeing, colored light unchanged. Used for the acrylic fabric dyeing and printing, also can be used in acrylic blended fabric dyeing and printing.

Standard	Light Fastness	Persperation Fastness		Ironing Fastness		Soaping
		Fading	Stain	Fading	Stain	Fading	Stain
ISO	5-6	5	5	4		5	5