This invention relates to antibiotic compounds AA896 of the formula
wherein:
R1 is H, aryl, alkyl (C1-C20), —CH2-aryl, —C(O)alkyl(C1-C20), —C(O)NHalkyl(C1-C20), or —C(O)NHaryl;
R2 is H, alkyl (C1-C20), —CH2aryl, alkyl (C1-C20) or —C(O)alkyl(C1-C20);
R3 is —OH;
R2 and R3 may optionally be taken together to form a moiety
R4 is alkyl (C1-C20), or aryl;
or a pharmaceutically acceptable salt thereof.
本发明涉及一种抗生素化合物
AA896,其
化学式为:
其中:
R1为H、芳基、烷基(C1-C20)、—
CH2-芳基、—C(O)烷基(C1-C20)、—C(O)NH烷基(C1-C20)或—C(O)NH芳基;
R2为H、烷基(C1-C20)、— 芳基、烷基(C1-C20)或—C(O)烷基(C1-C20);
R3为—OH;
R2和R3可选地结合形成一个基团;
R4为烷基(C1-C20)或芳基;
或其药学上可接受的盐。