Nye 6-amino- eller 6-hydroazino-sulfonyl-3- kinolynylfosfonsyreforbindelse, fremgangsmåte ved deresfremstilling og farmasöytiske sammensetninger inneholdende dem

摘要

Compounds of formula (i): (see appended drawing in bopi) in which : . R1 represents a halogen atom or a group — cf3 . R2 represents a hydrogen atom or an alkyl or cycloalkyl group, . R3 is as defined in the description.. R4 and r5 represent a hydrogen atom or an alkyl, cycloalkyl, aryl or arylalkyl radical, or (see appended drawing in bopi).