Synthesis of Cephalosporin Derivatives Utilizing the Cephem Triflate. 2.¹ Introduction of 3-Position Substituents by the Reaction with Enamines

References

1. Tetrahedron Lett v.37 Kang, H.-Y.;Lee, S. H.;choi, K. I.;Koh, H. Y.
2. Chemistry and Biology of β-Lactam Antibiotics v.1 Kukolja, S.;Chauvette, R. R.;Morin, R. B.(ed.);Gorman, M.(ed.)
3. The Organic Chemistry of β-Lactams Wild, H.;Georg, G. I.(ed.)
4. Synthesis Ritter, K.
5. Synlett Farina, V.;Kant, J.
6. J. Antibiot. v.40 Naito, T.;Hoshi, H.;Aburaki, S.;Abe, Y.;Okumura, J.;Tomatsu, K.;Kawaguchi, H.
7. J. Org. Chem. v.58 Elliot, R. L.;Takle, A. K.;Tyler, J. W.;White, J.
8. J. Org. Chem. v.59 Elliot, R. L.;Nicholson, N. E.;Peaker, F. E.;Takle, A. K.;White, J.
9. J. Org. Chem. v.62 Elliot, R. L.;Nicholson, N. H.;Peaker, F. E.;Takle, A. K.;Richardson, C. M>;Tyler, J. W.;White, J.;Perason, M. J.;Effleston, D. S.;Haltiwagner, R. C.