Design and regioselective synthesis of a
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Iontcho R. Vlahov; Fei You; Hari Krishna R. Santhapuram; Yu Wang; Jeremy F. Vaug
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Article
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2011
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Elsevier Science
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English
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Efficient syntheses of folate receptor (FR) targeting conjugates of the anti-inflammatory, aminopterin hydrazide, are described. 2-{4-Benzoylamino}-5-oxo-5-{N'-[2-(pyridin-2-yldisulfanyl)-ethoxycarbonyl]-hydrazino}-pentanoic acid is synthesized from commercially available 4-[(2-amino-4-imino-3,4-dih