Citation: Mahmoud, Abdallah G.; Mahmudov, Kamran T.; Guedes da Silva, M. F\'atima C.; Pombeiro, Armando J. L. (2016). Reaction of sodium 2-(2-(2,4-dioxopentan-3-ylidene)hydrazinyl) benzenesulfonate with ethylenediamine on Cu(II) and Ni(II) centres: efficient Cu(II) homogeneous catalysts for cyanosilylation of aldehydes. RSC Adv., , pp. -.