| 摘要 |
<p>Compounds of formula (1), (2) or (3) or the 10,11-anhydro forms thereof, wherein Ra is H or OH; Rb is H or halogen; Rc is H or a protecting group; Rd is methyl; unsubstituted alkyl(3-10C); substituted alkyl(1-10C); substituted or unsubstituted alkenyl(2-10C) or substituted or unsubstituted alkynyl(2- 10C); substituted or unsubstituted aryl(4-14C); substituted or unsubstituted arylalkyl(5-20C); substituted or unsubstituted arylalkenyl(5-20C); substitut ed or unsubstituted arylalkynyl(5-20C); substituted or unsubstituted amidoarylalkyl(5-20C); substituted or unsubstituted amidoarylalkenyl(5-20C); or substituted or unsubstituted amidoarylalkynyl(5-20C); Re is H or a protecting group or is mono- or disubstituted amino carbonyl; Rf is H; substituted or unsubstituted alkyl(1-10C), substituted or unsubstituted alkenyl(1-10C); substituted or unsubstituted alkynyl(1-10C); substituted or unsubstituted aryl(4-14C); substituted or unsubstituted arylalkyl(5-20C); or - ORf may be replaced by -H; one of Z and Y is H and the other is OH or protected OH, or is amino, mono- or dialkyl-amino, protected amino, or an aminoheterocycle or Z and Y together are =O, =NOH or a derivatized oxime; including any pharmaceutically acceptable salts thereof and any stereoisomer ic forms and mixtures of stereoisomeric forms thereof, are antimicrobial agents .</p> |
