Otutu, O. J.; Asiagwu, A. K. Synthesis and Application to Polyester and Nylon 6 Fabrics of Hetaryl Bis-Azo Disperse Dyes Based on 6-Amino-2,4-Dihydroxypyrimidine and 4-Methoxy-2-Nitroaniline Moieties. J. Sci. Res. 2019, 11, 215-224.