D Xu, Z Li, YX Peng, J Geng, HF Qian, W Huang - Dyes and Pigments, 2016 - Elsevier
In order to further adjust the π-conjugated system, solubility and electronic spectrum of 2-
amino-3-cyano-4-chloro-5-formylthiophene based blue colored heterocyclic blue azo dyes …