申请人:Ongini Ennio
公开号:US20090239832A1
公开(公告)日:2009-09-24
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.
本发明涉及一种具有以下一般式(I)的硝酰氧衍生物或其盐: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,例如神经性疼痛的镇痛药物的基团;R1c为H或具有1至5个碳原子的烷基;B是其前体物被选自氨基酸、羟基酸、多元醇、化合物的基团;C是含有脂肪族、杂环或芳香族基团的二价基团。