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Communication | Special issue | Vol 79, No. 1, 2009, pp.387-393
Published online, 2nd December, 2008
DOI: 10.3987/COM-08-S(D)45
Convergent Synthesis of Fluorescence Labeled Solamin

Naoto Kojima, Takekuni Morioka, Masahiro Yano, Yuki Suga, Naoyoshi Maezaki, and Tetsuaki Tanaka*

*Medicinal and Organic Chemsitry, Graduate School of Pharmaceutical Science, Osaka University, 1-6 Yamadaoka, Suita, Osaka 560-0871, Japan


The convergent synthesis of dansyl-labeled solamin, an antitumor Annonaceous acetogenin, has been achieved. The carbon skeleton was assembled from three fragments: the THF ring fragment, the fluorescent fragment, and the γ-lactone fragment, by asymmetric alkynylation.