MR Maliyappa, J Keshavayya, NM Mallikarjuna… - Journal of Molecular …, 2019 - Elsevier
The present work describes the synthesis of five novel heterocyclic azo dyes (4a-4e) through
conventional diazo-coupling reaction of 4, 5, 6, 7-tetrahydro-1, 3-benzothiazole with various …