Oleanolic and maslinic acids were isolated from solid waste from olive oil and several derivatives were semi-synthesised using typical reaction procedures. Experimental and theoretical (GIAO, B3LYP/6-31G*//MM+) 13C NMR chemical shifts for 21 compounds are given.
References
1.
a) XuH.X., ZengF., WanM., and SimK. Y., J. Nat. Prod., 1996, 59, 643; b) T. Konoshima, I. Yasuda, Y. Kashiwada, L.M. Cosentino and K.H. Lee, J. Nat. Prod., 1995, 58, 1372; c) T. Morota, K. Saitoh, M. Maruno, C. X. Yang, W.Z. Qin and B.H. Yang, Nat. Med., 1995, 49, 468; d) S. Wang, G.W.A. Milne, X. Yan, I. Posey, M.C. Nicklaus, L. Graham and W.G. Rice, J. Med. Chem., 1994, 39, 205; e) Y. Kashiwada, H.K. Wang, T. Nagao, S. Kitanaka, I. Yasuda, T. Fujioka, T. Yamagishi, L.M. Cosentino, M. Kozuka, H. Okabe, Y. Ikeshiro, C.Q. Hu, E. Yeh and K.H. Lee, J. Nat. Prod, 1998, 61, 1090.
2.
LiuJ.J.J. Ethnopharmacol., 1995, 49, 57.
3.
FinlayH.J., HondaT., GribbleG. W., DanielpourD., BenoitN. E., SuhN., WilliamsC., and SpornM. B., Bioorg. Med. Chem. Lett., 1997, 13, 1769.
