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    12.
    发明专利
    未知

    公开(公告)号：SE7714792L

    公开(公告)日：1978-06-28

    申请号：SE7714792

    申请日：1977-12-27

    Applicant: ABBOTT LAB

    Inventor： TADANIER J S ,  MARTIN J R

    IPC: A61K31/70 ,  A61K31/7028 ,  A61K31/7034 ,  A61K31/7036 ,  A61P31/04 ,  C07H15/224 ,  C07H15/22

    Abstract: Described are 3-de-O-methylfortimicins A and B and 4-N-acyl and 4-N-alkyl-3-de-O-methylfortimicin B derivatives, and their preparation, which compounds are useful as antibiotics or as intermediates for preparing other useful derivatives having antibacterial activity. The compounds have the following structural formula wherein R is hydrogen, acyl, aminoacyl, N-monoloweralkylaminoacyl, N.N-diloweralkylaminoacyl, hydroxy-substituted aminoacyl, alkyl, aminoalkyl, N-monoloweralkylaminoalkyl, N.N-diloweralkylaminoalkyl or hydroxy-substituted aminoalkyl and the pharmaceutically acceptable salts thereof, for example, salts formed from hydrochloric, sulfuric, and phosphoric acids.

    16.
    发明专利
    未知

    公开(公告)号：SE7812828L

    公开(公告)日：1979-06-22

    申请号：SE7812828

    申请日：1978-12-13

    Applicant: ABBOTT LAB

    Inventor： MARTIN J R ,  TADANIER J S

    IPC: C07H15/224 ,  C07H15/22

    Abstract: 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 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.

    17.
    发明专利
    未知

    公开(公告)号：SE7812826L

    公开(公告)日：1979-06-22

    申请号：SE7812826

    申请日：1978-12-13

    Applicant: ABBOTT LAB

    Inventor： TADANIER J S ,  MARTIN J R

    IPC: C07H15/224 ,  C07H15/22

    Abstract: 6'-Epi-fortimicin A and B derivatives represented by the formula 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.

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