Synthetic Exploitation of the Ring‐Opening of Nitrothiophenes. Part 15. Access to Ring‐Fused Homo‐ and Heteroaromatic Derivatives via an Initial Ring‐Opening of 3‐Nitro‐4‐(phenylsulfonyl)thiophene.
Lara Bianchi, Carlo Dell’Erba, Massimo Maccagno, Angelo Mugnoli, Marino Novi, Giovanni Petrillo, Fernando Sancassan, Cinzia Tavani
Abstract