Bis (4 – (dimethylamino) phenyl) methanol with 4-Methylbenzoic acid?condensation, Then used lead oxide – hydrochloric acid oxidation product.
Properties and Applications
green light blue. Soluble ?in water as pure blue to turquoise blue, turquoise blue dissolved in ethanol. In concentrated sulfuric acid to yellow to lemon yellow, after dilution in green. Dye aqueous solution and sodium hydroxide as pale yellow brown to colorless.