Use of 1,3-dipolar reactions for the preparation of SF5- substituted five-membered ring heterocycles. Pyrroles and thiophenes

Article abstract of DOI:10.1016/j.jfluchem.2011.03.017

In situ-generated unsubstituted, "parent" azomethine and thiocarbonyl ylides are used to prepare a large variety of 3-aryl- and alkyl-substituted, 4-pentafluorosulfanylpyrroles and 3-aryl-substituted, 4-pentafluorosulfanylthiophenes, the latter of which a