Number | Name | Date | Kind |
---|---|---|---|
4200575 | Numata et al. | Apr 1980 | |
4258041 | O'Callaghan et al. | Mar 1981 | |
4267176 | Kamiya et al. | May 1981 | |
4278671 | Ochiai et al. | Jul 1981 |
Entry |
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Derwent Abstract 32890 0/19. |
H. Nomura et al., "Semisynthetic .beta.-Lactam Antibiotics. 6..sup.1 Sulfocephalosporins and Their Antipseudomonal Activities", Journal of Medicinal Chemistry, vol. 17, No. 12, 1974, pp. 1312-1315. |