Authors: Dr. Damien Valette, Dr. Yajing Lian, John P. Haydek, Dr. Kenneth I. Hardcastle, Prof. Dr. Huw M. L. Davies
Angew. Chem. Int. Ed.
2012, 51, 34, 8636–8639
Siloxy group migration: A rhodium(II) carbenoid approach has been developed for the synthesis of alkynoates (see scheme). This transformation combines the addition of enol ethers at the vinylogous position of β-siloxy-substituted vinyldiazo derivatives with a siloxy group migration to give