@article{ghorbani-vaghei_shahbazee_2005,  title={Facile and mild deprotection of semicarbazones under solvent-free conditions with N,N,N',N'-tetrabromo-benzene-1,3-disulfonylamide},  volume={16},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532005000400025},  DOI={10.1590/S0103-50532005000400025},  number={3b},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Ghorbani-Vaghei, Ramin and Shahbazee, Elham},  year={2005},  month={May},  pages={647–649} }