Recent contributions, Chem. Rev. Chem. Commun. Org. Lett. Chem. Sci. Angew. Chem., Int. Ed. Green Chem. Chem. Sci. Chem. Soc. Rev. Nat. Prod. Rep, vol.113, issue.50 6216 3, pp.525-633, 1373. ,
10 (a) With b-ketosulfones: (b) For the reversibility issue, see also: (b) For other applications from our laboratory, see: (c), see: C. Burstein, S. Tschan, X. Xie and F. Glorius, pp.4298-4309, 1092. ,
Synthesis, 2015, 3451. 15 The triazolylidene catalyst employed in ref. 10 is ca 10 6 times less basic than the NHC catalyst II. (a) 16 For switchable monocatalytic transformations with NHCs, see: (a), Fleige, D. Janssen-Müller, C. G. Daniliuc and F. Glorius, pp.39-79, 1559. ,