Conformation and Absolute Sterochemistry of Macrocalyxoformin D (=Longirabdiol)

Masaru KIDO; Teruyoshi ICHIHARA; Hideaki OTSUKA; Yoshio TAKEDA

doi:10.1248/cpb.40.3324

Masaru KIDO, Teruyoshi ICHIHARA, Hideaki OTSUKA, Yoshio TAKEDA

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Keywords: macrocalyxoformin D, longirabdiol, 6, 7-seco-ent-kaurenoid, conformation, absolute stereochemistry, nuclear magnetic resonance, X-ray analysis, circular dichroism, Rabdosia longituba

JOURNAL FREE ACCESS

1992 Volume 40 Issue 12 Pages 3324-3326

DOI https://doi.org/10.1248/cpb.40.3324

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Abstract

The conformation and the absolute stereochemistry of macrocalyxoformin D (=longirabdiol) was determined based on nuclear magnetic resonance spectroscopy, X-ray crystallographic analysis and circular dichroism spectroscopy.

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