COMPOUND AND PHARMACEUTICAL COMPOSITION FOR TARGETED DRUG DELIVERY
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United States of America Patent
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Nov 15, 2018
app pub date -
May 11, 2017
filing date -
May 11, 2017
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Abstract
A compound represented by formula (I) is provided, wherein in formula (I), R1 and R2 each independently represents hydrogen, O—R3 or S—R4, at least one of R1 and R2 is O—R3 or S—R4, and R3 and R4 are independently a C1 to C10 alkyl group, such that the C1 to C10 alkyl group is non-substituted or substituted with at least one selected from the group consisting of —OH, —NH2, halogen, ester, ether, and carboxylic acid, and M being a metal or a metal-containing compound. The compound represented by formula (I) is shown to have higher specificity to tumor cells, and is therefore suitable for carrying anti-cancer drugs and/or nuclear imaging agents.
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