Multidentate AZA ligands able to complex metal ions and the use thereof in diagnostics and therapy
申请人:Giovenzana Battista Giovanni
公开号:US20060034773A1
公开(公告)日:2006-02-16
Compounds of general formula (I):
in which:
R
1
through R
5
are as defined in the specification FG, which can be the same or different, are carboxy, —PO
3
H
2
or —RP(O)OH groups, wherein R is hydrogen, or an optionally substituted group selected from C
1
-C
20
alkyl, C
3
-C
10
cycloalkyl, C
4
-C
20
cycloalkylalkyl, aryl, arylalkyl, a group bearing an acidic moiety, and a group bearing an amino moiety, each of which may be further optionally substituted with functional groups which allow conjugation with a suitable molecule able to interact with physiological systems; and their chelates with bi-trivalent ions of the metal elements having atomic number ranging between 20 and 31, 39, 42, 43, 44, 49, and between 57 and 83, and radioisotopes chosen among
203
Pb,
67
Ga,
68
Ga,
72
As,
111
In,
113
In,
90
Y,
97
Ru,
62
Cu,
64
Cu,
52
Fe,
52m
Mn,
140
La,
175
Yb,
153
Sm,
166
Ho,
149
Pm,
177
Lu,
142
Pr,
159
Gd,
212
Bi,
47
Sc,
149
Pm,
67
Cu,
111
Ag,
199
Au,
161
Tb,
51
Cr,
167
Tm,
141
Ce,
168
Yb,
88
Y,
165
Dy,
166
Dy,
97
Ru,
103
Ru,
186
Re,
188
Re,
99m
Tc,
211
Bi,
212
Bi,
213
Bi,
214
Bi,
105
Rh,
109
Pd,
117m
Sn,
177
Sn and
199
Au, as well as the salts thereof with physiologically compatible bases or acids.
通式(I)的化合物:
其中,R1至R5如规范中所定义,FG可以相同也可以不同,是羧基,—PO3H2或—RP(O)OH基团,其中R是氢,或是选择自C1-C20烷基,C3-C10环烷基,C4-C20环烷基烷基,芳基,芳基烷基,带有酸性基团或带有氨基团的可选取代基团,每个基团也可以进一步选择带有允许与适当分子共轭的功能基团,以与生理系统相互作用的分子。还包括与具有原子序数在20到31、39、42、43、44、49之间以及57到83之间的金属元素的双价离子和放射性同位素203Pb、67Ga、68Ga、72As、111In、113In、90Y、97Ru、62Cu、64Cu、52Fe、52mMn、140La、175Yb、153Sm、166Ho、149Pm、177Lu、142Pr、159Gd、212Bi、47Sc、149Pm、67Cu、111Ag、199Au、161Tb、51Cr、167Tm、141Ce、168Yb、88Y、165Dy、166Dy、97Ru、103Ru、186Re、188Re、99mTc、211Bi、212Bi、213Bi、214Bi、105Rh、109Pd、117mSn、177Sn和199Au的螯合物,以及其与生理兼容的酸或碱盐。