7-ACYLAMINO-3-HETEROARYLTHIO-3-CEPHEM CARBOXYLIC ACID ANTIBIOTICS AND PRODRUGS THEREOF
申请人:Essential Therapeutics, Inc.
公开号:EP1222194A1
公开(公告)日:2002-07-17
US6723716B1
申请人:——
公开号:US6723716B1
公开(公告)日:2004-04-20
[EN] 7-ACYLAMINO-3-HETEROARYLTHIO-3-CEPHEM CARBOXYLIC ACID ANTIBIOTICS AND PRODRUGS THEREOF<br/>[FR] ANTIBIOTIQUES A L'ACIDE 7-ACYLAMINO-3-HETEROARYLTHIO-3-CEPHEM CARBOXYLIQUE ET PROMEDICAMENTS DE CES DERNIERS
申请人:MICROCIDE PHARMACEUTICALS INC
公开号:WO2001021623A1
公开(公告)日:2001-03-29
The present invention includes novel (7R)-7-acylamino-3-heteroarylthio-3-cephem-4-carboxylic acids or their pharmacologically acceptable salts and prodrugs thereof, which exhibit antibiotic activity against a wide spectrum of organisms including organisms which are resistant to β-lactam antibiotics and are useful as antibacterial agents. The invention also relates to novel intermediates useful for making the novel compounds of the present invention and to novel methods for producing the novel compounds and intermediate compounds.
7-acylamino-3-heteroarylthio-3-cephem carboxylic acid antibiotics and prodrugs thereof
申请人:Essential Therapeutics, Inc.
公开号:US06723716B1
公开(公告)日:2004-04-20
The present invention relates to a cephem prodrug having formula III or formula IV:
or a pharmaceutically acceptable salt thereof, wherein R′1 is selected from the group consisting of hydrogen and —C(O)CH(NH2)CH3 and R′2 is selected from the group consisting of hydrogen and an acyl group that is cleaved by an enzyme found in mammals, with the proviso that, when either R′1 or R′2 is hydrogen, the other is not. A, B, L, G, E, and J are each independently nitrogen or carbon such that the respective rings are selected from the group consisting of
provided that the group —CH2—S—CH2CH2NHR′2 is attached only to a carbon atom of said heterocyclic group, and Q is selected from the group consisting of nitrogen and —CX, wherein X is selected from the group consisting of hydrogen and chlorine.