ol7b03106_si_002.pdf (10.46 MB)
Rhodium-Catalyzed [4 + 3] Annulations of Sulfoximines with α,β-Unsaturated Ketones Leading to 1,2-Benzothiazepine 1‑Oxides
journal contribution
posted on 2017-10-18, 20:18 authored by Jian Wen, Hanchao Cheng, Gerhard Raabe, Carsten BolmA Cp*Rh(III)
complex has been used as catalyst for the preparation
of unprecedented 1,2-benzothiazepine 1-oxides by [4 + 3] cyclization
of NH-sulfoximines with α,β-unsaturated
ketones. For a wide range of substrates with various functional groups,
moderate to good product yields were obtained.