REFERENCES
- Michael, J. P. Nat. Prod. Rep. 2005, 22, 603–626.
- Michael, J. P. Nat. Prod. Rep. 1999, 16, 675–696.
- Franklin, A. S.; Overman, L. E. Chem. Rev. 1996, 96, 505–522.
- Groaning, M. D.; Meyers, A. I. Chem. Commun. 2000, 1027–1028.
- Arai, Y.; Kontani, T.; Koizumi, T. Chem. Lett. 1991, 2135–2138.
- Nukui, S.; Sodeoka, M.; Shibasaki, M. Tetrahedron Lett. 1993, 34, 4965–4968.
- Davies, S. B.; McKervey, M. A. Tetrahedron Lett. 1999, 40, 1229–1232.
- Sanchez-Sancho, F.; Herradon, B. Tetrahedron: Asymmetry 1998, 9, 1951–1965.
- Takahata, H.; Kubota, M.; Takahashi, S.; Momose, T. Tetrahedron: Asymmetry 1996, 7, 3047–3054.
- Casiraghi, G.; Rassu, G.; Spanu, P.; Pinna, L.; Ulgheri, F. J. Org. Chem. 1993, 58, 3397–3400.
- Arnone, A.; Broggini, G.; Passarella, D.; Terraneo, A.; Zecchi, G. J. Org. Chem. 1998, 63, 9279–9284.
- Kodimuthali, A.; Prasunamba, P. L.; Pal, M. Beilstein J. Org. Chem. 2010, 6(71), doi: 10.3762/bjoc.6.71.
- Khobare, S. R.; Gajare, V. S.; Jammula, S.; Kumar, U. K. S.; Murthy, Y. L. N. Tetrahedron Lett. 2013, 54, 2909–2913.
- Hiromi, U.; Ryo, K.; Yuuki, A.; Miki, H.; Yu, K. Org. Lett. 2011, 23, 6268–6271.
- Williams, J. M.; Jobson, R. B.; Yasuda, N.; Marchesini, G.; Dolling, U.-H.; Grabowski, E. J. J. Tetrahedron Lett. 1995, 36, 5461–5466.
- For cis isomer, see Bates, R. W.; Sivarajan, K.; Straub, B. F. J. Org. Chem. 2011, 76, 6844–6848.
- For trans isomer, see Lovick, H. M.; Michael, F. E. J. Am. Chem. Soc. 2010, 132, 1249–1251.
- Mitsunobu, O. Synthesis 1981, 1–28.
- Mitsunobu, O.; Yamada, M. Bull. Chem. Soc. Jpn. 1967, 40, 2380–2382.