First Synthesis of 2α-Thiol Ether Analog of Docetaxel

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A 2α-phenylthio ether analog 1c of docetaxel was synthesized for the first time from 10-deacetylbaccatin Ⅲ 3 via double inversion of C-2 configuration. This compound showed very weak cytotoxicity toward several tumor cell lines.
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