BASIC RED 46

Chemical properties

Dark red powder

The Uses of BASIC RED 46

Basic Red 46 is an azo-dye used in fluorescence studies as well as a potential additive to sustainable hair dyes.

Preparation

5-Amino-1H-1,2,4-triazole-3-carboxylic acid diazo and N-methyl-N-benzylaniline?coupling, and then the decarboxylation and quaternary ammonium salt.

Contact allergens

This monoazoic textile dye seems to be an important cause of foot dermatitis, being a frequent allergen in acrylic socks. It caused contact dermatitis in two workers in the textile industry.

Properties and Applications

dark blue light red. Dark red powder. 30 ℃ in the water when the solubility of 80 g/L. Acrylic dyeing for colourful blu-ray red, on a yellow under tengsten lamp. In 120 ℃ dyeing color stability. Copper ions in dyeing color shade micro have change, in the same colour and lustre of iron ion in chrome ion colour and lustre slightly change. Compatibility value 2.5, f value is 0.43. Mainly used in acrylic fiber, fiber and scattered the dyeing wool terylen article, also can be used for direct printing.