<abstract abstract-type="main" xml:lang="en"> <title>Abstract</title> <p>Novel D‐π‐A‐π‐D type chromophores, the title pyrimidines (III), synthesized by Cu(I)‐catalyzed Huisgen azide‐alkyne cycloaddition reaction of 2, 4‐diazidopyrimidines (I) with ethynylarenes (II).</p> </abstract>