Application and preparation of p-aminophenylarsonic acid_Kain Industrial Additive

Overview[1] P-aminophenylarsonic acid, commonly known as “asanic acid”, can be obtained as needle-shaped crystals from water. It is soluble in hot water and sodium carbonate aqueous solution, slightly soluble in cold water, ethanol and acetic acid, and insoluble in acetone, benzene, chloroform and ether. It can react with nitrous acid to form diazonium salt and…