The present invention relates to nitrooxyderivatives or salts thereof having the following general formula (I):
R—NR
1c
—(K)
k0
—(B)
b0
—(C)
c0
—NO
2
(I)
wherein c0, b0 and k0 are 0 or 1; R is the radical of an analgesic drug for chronic pain, for instance neurophatic pain;
R
1c
is H or alkyl with from 1 to 5 carbon atoms; B is such that its precursor is selected from amino acids, hydroxy acids, polyalcohol, compounds; C is a bivalent radical containing an aliphatic, heterocyclic or aromatic radical.
本发明涉及具有以下一般式(I)的亚硝氧衍
生物或其盐:R—NR1c—(K)k0—(B)b0—(C)c0—
NO2(I),其中c0,b0和k0为0或1;R是用于慢性疼痛的
镇痛药物的基团,例如神经病性疼痛;R1cis H或具有1至5个碳原子的烷基;B是其前体物选自
氨基酸,羟基酸,多元醇,化合物;C是含有脂肪族,杂环或芳香族基团的双价基团。