TY - GEN AU - Lopes,Susana M M AU - Correia,Cátia F O AU - Nunes,Sandra C C AU - Pereira,Nelson A M AU - Ferreira,Ana R F AU - Sousa,Emanuel P AU - Gomes,Clara S B AU - Salvador,Jorge A R AU - Pais,Alberto A C C AU - Pinho e Melo,Teresa M V D TI - Synthesis of chiral hexacyclic steroids via [8π + 2π] cycloaddition of diazafulvenium methides SN - 1477-0539 PY - 2016///0517 KW - Catalysis KW - Cyclization KW - Cycloaddition Reaction KW - Heterocyclic Compounds KW - chemical synthesis KW - Imidazoles KW - chemistry KW - Indolequinones KW - Models, Molecular KW - Molecular Structure KW - Stereoisomerism KW - Steroids N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1039/c5ob01110h ER -