Abstract
Radioiodinated N-(3-iodophenyl)-2-methylpyrimidine-4,6-diamine (radioiodinated IPMPD), a potential lung scintigraphic agent, was synthesized via direct electrophilic substitution. Factors affecting the radiochemical yield were studied in detail. High radiochemical yield (92.3 ± 2.3%) was reached. The compound is stable in vitro for 24 h. Radioiodinated IPMPD was biologically evaluated in normal Albino mice. The compound demonstrated high lung uptake (21.4 ± 1.7% of injected dose per gram organ at 15 min) and thus shows promise for lung perfusion scintigraphy.
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Published in Russian in Radiokhimiya, 2014, Vol. 56, No. 2, pp. 170–175.
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Sakr, T.M. Synthesis and preliminary affinity testing of 123I/125I-N-(3-iodophenyl)-2-methylpyrimidine-4,6-diamine as a novel potential lung scintigraphic agent. Radiochemistry 56, 200–206 (2014). https://doi.org/10.1134/S1066362214020131
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DOI: https://doi.org/10.1134/S1066362214020131