Abstract
| - γ-Iminolactones 2, dihydroquinolin-2-ones 3, and γ-lactames 4 have been synthesized starting fromβ-hydroxymethylcyclopropanylamides 1, mediated by SnCl4/NaI/NEt3, BF3·OEt2, and TiCl4/NEt3. Thecorresponding products 2, 3, and 4 were produced, respectively, in high to excellent yields.
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