Pigment Yellow 16

Pigment Yellow 16 is an organic compound that is classified as a bisacetoacetarylide pigment. It is used as a yellow colorant. As a pigment, it is classified as an arylide yellow. The compound is obtained via acetoacetylation of o-tolidine using diketene. The resulting bisacetoacetylated compound is coupled with two equiv of the diazonium salt obtained from 2,4-dichloroaniline.