1. (a) Halo-acetates: Nagashima, H.; Seki, K.; Ozaki, N.; Wakamatsu, H.; Itoh, K.; Tomo, Y.; Tsuji, J. J. Org. Chem. 1990, 55, 985–990; Belletire, J. L.; Mahmoodi, N. O. J. Nat. Prod. 1992, 55, 194–206; Hanessian, S.; Di Fabio, R.; Marcoux, J.-F.; Prud'homme, M. J. Org. Chem. 1990, 55, 3436–3439; Barth, F. O.; Yang, C. Tetrahedron Lett. 1990, 31, 1121–1124; Lee, E.; Yoon, C. H.; Lee, T. H. J. Am. Chem. Soc. 1992, 114, 10981–10933; Lee, E.; Yoon, C. H.; Lee, T. H.; Kim, S. Y.; Ha, T. J.; Sung, Y.-S.; Park, S.-H.; Lee, S. J. Am. Chem. Soc. 1998, 120, 7469–7478; Terent'ev, A. B.; Vasil'eva T. T.; Kuz'mima, N. A.; Ikonnikov, N. S.; Orlova, S. A.; Mysov, E. I.; Belokon’, Y. U. Russ. Chem. Bull. 1997, 46, 2096–2098.
2. (b) Malonates: Back, T. G.; Gladstone, P. L. Synlett 1993, 699–700; Back, T. G.; Gladstone, P. L.; Parvez, M. J. Org. Chem. 1996, 61, 3806–3814; Baldovini, N.; Bertrand, M.-P.; Carrière, A.; Nouguier, R.; Plancher, J.-M. J. Org. Chem. 1996, 61, 3205–3208; Snider, B. B.; McCarthy, B. A. Tetrahedron 1993, 49, 9447–9452; Snider, B. B.; Kiselgof, J. Y. Tetrahedron 1998, 54, 10641–10648.
3. (c) Halo-alkyl ‘acrylates’: Haaima, G.; Routledge, A.; Weavers, R. T. Tetrahedron Lett. 1989, 30, 5159–5162; Haaima, G.; Weavers, R. T. Tetrahedron Lett. 1988, 29, 1085–1088; Lynch, M.-J.; Simpson, J.; Weavers, R. T. Aust. J. Chem. 1993, 46, 203–212; Haaima, G.; Hanton, L. R.; Lynch, M.-J.; Mawson, S.; Routledge, A.; Weavers, R. T. Tetrahedron 1994, 50, 2161–2174; Clive, D. L. J.; Zhang, J. J. Chem. Soc., Chem. Commun. 1997, 549–550; Porter, N. A.; Chang, V. H.-T. J. Am. Chem. Soc. 1987, 109, 4976–4981; Ihara, M.; Setsu, F.; Shohda, M.; Taniguchi, N.; Fukumoto, K. Heterocycles 1994, 37, 289–292.
4. (d) o-Bromo-benzoate: Zhang, W.; Pugh, G. Tetrahedron Lett. 1999, 40, 7595–7598.
5. (e) Xanthyl-alkyl acrylates: Velásquez, S.; Huss, S.; Camarasa, M.-J. J. Chem. Soc., Chem. Commun. 1991, 1263–1265.