@article{silva_pinheiro_francisco_silva_batista_ellena_carvalho_sousa_dias-filho_longhinotti_et al._2010,  title={A novel and simple synthetic route for a piperazine derivative},  volume={21},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532010000900023},  DOI={10.1590/S0103-50532010000900023},  number={9},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Silva, Maria A. S. da and Pinheiro, Solange de O and Francisco, Thiago dos S and Silva, Francisco O. N. da and Batista, Alzir A and Ellena, Javier and Carvalho, Idalina M. M and Sousa, Jackson R. de and Dias-Filho, Francisco A and Longhinotti, Elisane and Diógenes, Izaura C. N},  year={2010},  pages={1754–1759} }