| 摘要 |
2-Deoxy-2'-N-acyl and alkyl fortimicin B and derivatives, 4,2'-N,N'-diacyl and dialkyl fortimicin B derivatives, 4-N-acyl-2'-N-alkyl- and 4-N-alkyl-2'-N-acyl fortimicin B derivatives represented by the formula <IMAGE> wherein R is acyl, aminoacyl, N-monoloweralkylaminoacyl, N,N-diloweralkylaminoacyl, hydroxy-substituted aminoacyl, hydroxyacyl, an amino acid residue, loweralkyl, aminoloweralkyl, hydroxyloweralkyl, N-loweralkylaminoloweralkyl, N,N-diloweralkylaminoloweralkyl, aminohydroxyloweralkyl, N-loweralkylaminohydroxyloweralkyl or N,N-diloweralkylaminohydroxyloweralkyl; and R1 is acyl, aminoacyl, N-monoloweralkylaminoacyl, N,N-diloweralkylaminoacyl, hydroxy-substituted aminoacyl, hydroxyacyl, an amino acid residue, loweralkylaminoloweralkyl, hydroxyloweralkyl, N-loweralkylaminoloweralkyl, N,N-diloweralkylaminoloweralkyl, aminohydroxyloweralkyl, N-loweralkylaminohydroxyloweralkyl, N,N-diloweralkylaminohydroxyloweralkyl, hydrogen; and the pharmaceutically acceptable salts therefor, pharmaceutical compositions containing the compounds and methods of making and using the compounds. The compounds of this invention are useful as antibiotics. |
