The reaction of α-alkoxycycloalkanone oxime acetates 1 with organoaluminium reagents caused Beckmann fragmentation and subsequent carbon–carbon bond formation to give various types of ω-cyano-α-alkyl (or alkynyl)ethers 2 in high yields.
H. Fujioka, T. Yamanaka, K. Takuma, M. Miyazaki and Y. Kita, J. Chem. Soc., Chem. Commun., 1991, 533 DOI: 10.1039/C39910000533
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