Altuntas, Eylem; Bagdatli, Emine; Sayin, Ulku
(ELSEVIER SCIENCE BV, PO BOX 211, 1000 AE AMSTERDAM, NETHERLANDS, 2017)
Four novel o-hydroxy substituted aryl-(m H, -Cl, Br, CH3) azo-5-pyrazolone compounds (2a-d, respectively) were synthesized as azo-group containing ligands by diazotization of aryl amines then coupled with 1-(4-chlorophen ...