Polymorphs of the prodrug 6-n-(l-ala-l-ala)-trovafloxacin

Details Polymorphs of the prodrug 6-n-(l-ala-l-ala)-trovafloxacin Polymorphs of the prodrug 6-n-(l-ala-l-ala)-trovafloxacin

C - Chemistry, Metallurgy

07

K

C07K 5/062 (2006.01) A23K 1/16 (2006.01) A61K 31/435 (2006.01) A61K 38/05 (2006.01) A61K 47/48 (2006.01) C07D 471/04 (2006.01) C07K 5/06 (2006.01) A61K 38/00 (2006.01)

Patent

CA 2230303

A prodrug of trovafloxacin having formula (I), which is selected from its polymorph PII and the monohydrate PII.M and pseudomorphs PII.PS thereof, and processes for their preparation. Polymorph PII and the monohydrate PII.M and pseudomorph PII.PS thereof are described in said formula. The invention further relates to methods of using, and pharmaceutical compositions comprising, the compounds of the invention for treatment of bacterial infections in mammals.

L'invention porte sur un promédicament de trovafloxacine représenté par la formule (I), sélectionné à partir de son polymorphe PII, du monohydrate PII.M et du pseudomorphe PII.PS. L'invention porte également sur les procédés permettant leur préparation. Le polymorphe PII, le monohydrate PII.M et le pseudomorphe PII.PS sont tels que décrits ci-dessous. L'invention porte en outre sur les procédés d'utilisation des composés de l'invention pour le traitement d'infections bactériennes de mammifères, ainsi que sur les compositions pharmaceutiques comprenant lesdits composés.

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