Concepedia

Studies on the Constituents of the Stems of <i>Tinospora tuberculata</i>, IV. Isolation and Structure Elucidation of the Five New Furanoid Diterpene Glycosides Borapetoside C–G

Naomichi Fukuda, Michiko Yonemitsu, Takeatsu Kimura

Liebigs Annalen der Chemie · 1993 · 43 citations · 8 references

DOI

Concepts

Abstract

Abstract Five new furanoid diterpene glycosides, named borapetoside C ( 1 ), D ( 2 ), E ( 3 ), F ( 4 ), and G ( 5 ), were isolated from the stems of Tinospora tuberculata Beumée (Menispermaceae). The structures of 1 – 5 were elucidated by chemical and spectroscopic methods.

References

8

Determination of the absolute configuration of a secondary hydroxy group in a chiral secondary alcohol using glycosidation shifts in carbon-13 nuclear magnetic resonance spectroscopy

Shujiro Seo, Yutaka Tomita, Kazuo Tori et al. · Journal of the American Chemical Society · 1978 · 452 citations

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Carbon-13 chemical shifts of isoprenoid-β-D-glucopyranosides and -β-D-mannopyranosides. Stereochemical influences of aglycone alcohols

Ryoji Kasai, Mizue Suzuo, J. Asakawa et al. · Tetrahedron Letters · 1977 · 278 citations

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Glycosidation shifts in carbon-13 NMR spectroscopy: carbon-13 signal shifts from aglycone and glucose to glucoside

Kazuo Tori, Shujiro Seo, Yohko Yoshimura et al. · Tetrahedron Letters · 1977 · 192 citations

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Circular dichroism and optical rotatory dispersion of sesquiterpene lactones

W. Stöcklin, Thomas K. Waddell, T. A. Geissman · Tetrahedron · 1970 · 130 citations

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Studies on the constituents of the stems of Tinospora tuberculata BEUMEE. II. New diterpenoids, borapetoside A and borapetol A.

Naomichi Fukuda, Michiko Yonemitsu, Takeatsu Kimura et al. · Chemical and Pharmaceutical Bulletin · 1985 · 43 citations · Full text

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