反应详情

Obtained in 85% yield by hydrogenation of 23 (2.0-mol-equiv. of H2) over Raney-Ni (5% by weight) at 0° in EtOH/H2O 95:5. (90% based on the recovered SM). For analyses, see H. Sonawane, R. Harikisan, N. S. Bellur, J. R. Ahuja, D. J. Kulkarni, J. Org. Chem. 1991, 56, 1434; M. Saito, M. Kawamura, K. Ogasawara, Tetr. Lett. 1995, 36, 9003; D. Solas, J. Wolinsky, J. Org. Chem. 1983, 48, 1988; P. A. Christenson, B. J. Willis, J. Org. Chem. 1979, 44, 2012.