@article{belmar_pérez_alderete_zúñiga_2005,  title={Synthesis and tautomeric studies of enamines from 1-(n-Hexyl)-3-methyl-2-pyrazolin-5-one},  volume={16},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532005000200009},  DOI={10.1590/S0103-50532005000200009},  number={2},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Belmar, Julio and Pérez, Fredy R. and Alderete, Joel and Zúñiga, Celia},  year={2005},  month={Mar},  pages={179–189} }