A Short Synthesis of γ-Lactams Via the Spontaneous Ring Expansion of β-Lactams
作者:T. Howard Black、John T. Olson、Daniel C. Abt
DOI:10.1080/00397919208021675
日期:1992.9
Abstract β-Lactams, derived via the cycloaddition of chlorosulfonyl isocyanate to alkenes, undergo thermal rearrangement at room temperature to afford γ-lactams.