Polyamine derivatives as radioprotective agents

A - Human Necessities – 61 – K

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A61K 47/18 (2006.01) A61K 47/34 (2006.01) A61K 7/40 (1995.01)

Patent

CA 2219050

The present invention relates to polyamine derivatives of RHN-(CH2)m-NH-(CH2)n-NHR wherein m is an integer from 2 to 4, n is an integer from 3 to 10 and R is C2-C6 alkyl or -(CH2)p-Ar wherein Ar is phenyl or naphthyl and p is an integer from 0 to 2; and the pharmaceutically acceptable addition salts thereof which are useful as radioprotective agents. It relates also to the use of polyamines of the formula RHN-(CH2)m-NH-(CH2)n-NH-(CH2)m-NHR wherein m is an integer from 2 to 4, n is an integer from 3 to 10 and R is C2-C6 alkyl or -(CH2)p-Ar wherein Ar is phenyl or naphthyl and p is an integer from 0 to 2; and the pharmaceutically acceptable addition salts thereof as radioprotective agents.

La présente invention concerne des dérivés de polyamine de formule RHN-(CH2)m-NH-(CH2)n-NHR où m est un nombre entier compris entre 2 et 4, n est un nombre entier compris entre 3 et 10 et R est un alkyle en C2-C6 ou -(CH2)p-Ar où Ar est un phényle ou un naphtyle et p est un nombre entier compris entre 0 et 2; et les sels d'addition pharmaceutiquement acceptables de ces derniers qui sont utiles comme agents radioprotecteurs. Elle concerne également l'utilisation des polyamines de formule RHN-(CH2)m-NH-(CH2)n-NH-(CH2)m-NHR où m est un nombre entier compris entre 2 et 4, n est un nombre entier compris entre 3 et 10 et R est un alkyle en C2-C6 ou -(CH2)p-Ar où Ar est un phényle ou un naphtyle et p est un nombre entier compris entre 0 et 2; et les sels d'addition pharmaceutiquement acceptables de ces derniers comme agents radioprotecteurs.

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