| 摘要 |
6'-Epi-fortimicin A and B derivatives represented by the formula <IMAGE> wherein R1 is hydrogen or loweralkyl, R2 is hydrogen or loweralkyl and R3 is selected from the group consisting of hydrogen, loweralkyl, aminoloweralkyl, N-loweralkylaminoloweralkyl, N,N-diloweralkylaminoloweralkyl, aminohydroxyloweralkyl, N-loweralkylaminohydroxyloweralkyl, hydroxyloweralkyl, acyl, aminoacyl, hydroxyacyl, N-monoloweralkylaminoacyl, N,N-diloweralkylaminoacyl, hydroxy-substituted aminoacyl or an amino acid residue; the pharmaceutically acceptable salts thereof; intermediates useful in their preparation, compositions employing the compounds; and methods of using the compounds. The compounds are useful as antibiotics. |
