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BETA-LACTAM RELATIONS AND PHARMACEUTICAL LANGUAGE SALTS THEREOF PROCEDURE FOR THEIR PREPARATION AND THEIR USE
BETA-LACTAM RELATIONS AND PHARMACEUTICAL LANGUAGE SALTS THEREOF PROCEDURE FOR THEIR PREPARATION AND THEIR USE
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机译:β-内酰胺关系和药物语言盐对其制备和使用的程序
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摘要
beta -Lactam antibiotics of the formula IMAGE in which A is a hydrogen atom, an optionally substituted alkyl, alkenyl, alkinyl or cycloalkyl group, a substituted or unsubstituted phenyl ring, a polycyclic aromatic ring or an optionally substituted heterocyclic 5-membered or 6-membered ring with 1 to 4 hetero-atoms, Y is IMAGE X is a sulphur or oxygen atom, T is an organic radical, and Z is a hydrogen atom or a C1 to C6 alkoxy group, or an ester or salt thereof.
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