Crystalline form of d,l- malate hemihydrate salt of (3s,5s)-7-3-amino-5-methyl-piperidinyl-1- cyclopropyl-1,4-dihydro-8-methoxy-4-oxo-3- quinoline carboxylic acid and pharmaceutical composition for use for infectious disorders

摘要

The present invention is directed to malate salts of (3S,5S)-7-[3-amino-5-methyl-piperidinyl]-1-cyclopropyl-1,4-dihydro-8-methoxy-4-oxo-3-quinolinecarboxylic acid, and its polymorphs. The present invention is also directed to pharmaceutical compositions comprising the described salts and polymorphs.