共 11 条
- [1] SYNTHESIS OF 1-OXA-2-OXOCEPHALOSPORINS [J]. JOURNAL OF ORGANIC CHEMISTRY, 1980, 45 (18) : 3682 - 3686
- [3] DEMARCO PV, 1977, CEPHALOSPORINS PENIC, P340
- [7] GORMAN M, 1977, CEPHALOSPORINS PENIC, P536
- [10] TSUJI T, 1979, TETRAHEDRON LETT, P2793