@article{articlea61e9530, title = {Synthesis of potassium and tetra n-butylammonium 2-substituted-1,3- dithianotrifluoroborate salts and addition to chiral cyclic N-acyliminium ions}, author = {Vieira, Adriano Siqueira and Fiorante, Pedro de Freitas and Zukerman-Schpector, Júlio and Alves, Diego and Botteselle, Giancarlo Di Vaccari and Stefani, Hélio Alexandre}, year = {2008}, doi = {10.1016/j.tet.2008.05.085}, journal = {Tetrahedron} }