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    • 1. 发明公开
    • 암 진단용 SPECT/MRI 이중 조영제 및 그 제조방법
    • 双重SPECT / MRI对照药物及其制备方法
    • KR1020130080246A
    • 2013-07-12
    • KR1020120001054
    • 2012-01-04
    • 한국원자력의학원
    • 박지애김정영김경민임상무김종국김태정장용민
    • C07F1/00A61K49/04A61K103/34G01N23/00
    • C07F5/003A61K49/04A61K2123/00G01N23/22
    • PURPOSE: A compound which contains radioactive isotopes and paramagnetic elements and is used as a single photon emission computed tomography/magnetic resonance imaging (SPECT/MRI) dual contrast agent is provided to be used as a contrast agent for MRI and a nuclear medical imaging instrument without toxicity to human body and to effectively diagnose cancer. CONSTITUTION: A compound is denoted by chemical formula 1. The compound has a structure of chemical formula 1a. A method for preparing the compound comprises the steps of: reacting a compound of chemical formula 3 with a compound of chemical formula 4; and labeling a meta site of tyrosine of Arg-Gly-Asp (RGD) with iodine. A gadolinium precursor is Gd (III)X_3. A SPECT contrast agent contains the compound. A SPECT/MRI dual contrast agent contains the compound. [Reference numerals] (AA,BB) Ligand
    • 目的:提供含有放射性同位素和顺磁元素并用作单光子发射计算机断层摄影/磁共振成像(SPECT / MRI)双重造影剂的化合物,用作MRI和核医学成像仪器的造影剂 对人体无毒性,有效诊断癌症。 构成:化合物由化学式1表示。该化合物具有化学式1a的结构。 制备化合物的方法包括以下步骤:使化学式3的化合物与化学式4的化合物反应; 并用碘标记Arg-Gly-Asp(RGD)酪氨酸的位点。 钆前体是Gd(III)X_3。 SPECT造影剂含有该化合物。 SPECT / MRI双重造影剂含有该化合物。 (附图标记)(AA,BB)配体