3-Nitrobenzaldehyde (1 Moore) and N,N-dimethylaniline (2 Moore) condensation, And 1-(Chloromethyl)benzene (2 moles) of dibenzyl of, and the product disulfonated oxide, and finally the product was converted to the sodium salt.
Properties and Applications
bright blue light green. Soluble in cold water, soluble in hot water for blue light green, soluble in alcohol. The strong sulfuric acid for yellow red, diluted into green light blue by colorless. In water solution to join sodium hydroxide heating to colorless.
