α-Bromination of aldoximes. A route to fused azetidines.
1987; Elsevier BV; Volume: 28; Issue: 6 Linguagem: Inglês
10.1016/s0040-4039(00)95812-x
ISSN1873-3581
AutoresAlfred Häßner, K. S. K. MURTHY,
Tópico(s)Vanadium and Halogenation Chemistry
ResumoUnlike aldehydes and aldoximes, O-silylated aldoximes 2 are smoothly α-brominated with NBS to produce 3, useful intermediates in the conversion to vinylnitroso species or in α-substitution reactions. For instance, 3 + 9→10 provided precursors for nitrile oxide-olefin cycloadditions.
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