ChemInform Abstract: Novel C-Ring Analog
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Duvvuri Subrahmanyam; Akella Venkateswarlu; Kalla Venkateswara Rao; Tungathurty
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Article
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2010
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John Wiley and Sons
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## 2. Synthesis and in vitro Cytotoxicity of 5-C-Substituted 20(S)-Camptothecin Analogues. -A series of several 5-substituted camptothecin analogues [cf. (II), (IV), (VI)] are synthesized from the natural alkaloid (I) and evaluated for their in vitro anticancer activity. Some of these analogues, e