Synthesis and 124I-labeling of m-iodophenylpyrrolomorphinan as a potential PET imaging agent for delta opioid (DOP) receptors

被引:6
作者
Akgun, Eyup [1 ]
Portoghese, Philip S.
Sajjad, Munawwar
Nabi, Hani A.
机构
[1] Univ Minnesota, Coll Pharm, Dept Med Chem, Minneapolis, MN 55455 USA
[2] SUNY Buffalo, Dept Nucl Med, Buffalo, NY 14214 USA
关键词
m-IPPM; DOP receptor agonist; iodine-124; positron emission tomography;
D O I
10.1002/jlcr.1216
中图分类号
Q5 [生物化学];
学科分类号
071010 [生物化学与分子生物学]; 081704 [应用化学];
摘要
Condensation of phenylazo-beta-ketoamide 4 with oxymorphone 5 afforded an m-iodophenylpyrrolomorphinan (m-IPPM) 6 mediated by elemental zinc in acetic acid/sodium acetate buffer. m-IPPM 6 is a novel opioid receptor agonist (K-i = 4.53 nM for DOP) with high selectivity for DOP receptors. m-IPPM 6 was converted into the positron emitter m-[I-124]PPM 8 via the stannylated intermediate 7. The final yield was 24.5 +/- 1.9 % (n = 6) with a specific activity of 2.5 +/- 1.2 Ci/mu mol. Copyright (C) 2007 John Wiley & Sons, Ltd.
引用
收藏
页码:165 / 170
页数:6
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