915795-08-3Relevant articles and documents
TRI- OR TETRA-SUBSTITUTED-3-AMINOPYRROLIDINE DERIVATIVES
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Page/Page column 74-76, (2008/06/13)
It is intended to provide quinolone type synthetic antibacterial agents having a potent antibacterial activity against a broad scope of gram-positive and gram-negative bacteria and a high safety and remedies for infections. A compound represented by the following general formula (I), its salt or hydrate thereof: I wherein R1 and R2 represent each hydrogen, etc.; R3 represents C1-6 alkyl, etc.; R4 and R5 independently represent each hydrogen, C1-6 alkyl, etc., provided that R4 and R5 are not hydrogen atoms at the same time, and the above substituents R4 and R5 may be united and form a spiro ring structure structure together with the pyrrolidine ring; R6 and R7 independently represent each hydrogen or C1-6 alkyl; R8 represents a C1-6 haloalkyl group, etc.; X1 represents hydrogen or halogen; and A represents a nitrogen atom or a partial structure represented by the following general formula (II).