Derivatives of n-iminopyridinium betaines, having...

Details Derivatives of n-iminopyridinium betaines, having... Derivatives of n-iminopyridinium betaines, having...

C - Chemistry, Metallurgy

07

D

260/290.1, 260/2

C07D 213/89 (2006.01) C07D 405/12 (2006.01) C07D 409/12 (2006.01)

Patent

CA 1221970

PATENT PROVESAN S.A. An invention of: Dr. José ESTEVE SOLER ABSTRACT The present invention relates to novel derivatives of N-iminopyridinium betaïnes, their preparation and their application as medicaments. The novel derivatives of inner salts of amino- pyridinium hydroxide and their corresponding salts conform respectively to the general formulae I and II: Image Image (I) (II) in which: R1 represents a hydrogen atom, an amino radical or a substituted amino radical such as 2-furylmethyl- amino or 2-thenylamino, R2, R3, R4, R5 and R6 are identical or different and represent a hydrogen atom, a c1-c4 linear or branched lower alkyl radical, an aryl radical, such as phenyl, a carbamyl radical or an amide radical and X? represents the anion of a pharmaceutically acceptable salt.

446253

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