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Synthesis and absolute configuration of (−)-chettaphanin II
✍ Scribed by I.S. Marcos; F.A. Hernández; M.J. Sexmero; D. Dı́ez; P. Basabe; A.B. Pedrero; N. Garcı́a; F. Sanz; J.G. Urones
- Publisher
- Elsevier Science
- Year
- 2002
- Tongue
- French
- Weight
- 88 KB
- Volume
- 43
- Category
- Article
- ISSN
- 0040-4039
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efficient synthesis of chettaphanin I and II has been achieved from ent-halimic acid. The absolute configuration of the natural products was established by nOe experiment and by X-ray analysis of chettaphanin II.
pu-t o f project No. SR 2.120.0!, ctf the Schweizerischer Nak~oitalfonds. Financial .4-GEIGY S.A., Easel, is gratefully aclinowlctlgcd. Finally we wish t o thank S A A ~D O Z AG fur t h e gift of computer time. :Ippendix. Table 4 lists t h c analysis of the vilrational fine structure ol ba~icls &,
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