Stereochemistry of Novel Triterpenes from Cynanchum hancokianum

Hongxiang LOU; Xian LI; Masayuki ONDA; Yaeko KONDA; Mieko URANO; Yoshihiro HARIGAYA; Hiroaki TAKAYANAGI; Haruo OGURA

doi:10.1248/cpb.39.2271

Hongxiang LOU, Xian LI, Masayuki ONDA, Yaeko KONDA, Mieko URANO, Yoshihiro HARIGAYA, Hiroaki TAKAYANAGI, Haruo OGURA

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Keywords: absolute stereochemistry, hancokinol, hancolupenone, hancolupenol, hancolupenol hexacosanoate, triterpene, Cynanchum hancokianum, spectroscopic (NMR, CD) analyses

JOURNAL FREE ACCESS

1991 Volume 39 Issue 9 Pages 2271-2276

DOI https://doi.org/10.1248/cpb.39.2271

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Abstract

The absolute stereochemistry of hancokinol, hancolupenone, hancolupenol, hancolupenol hexacosanoate, which are novel triterpenes, from Cynanchum hancokianum, has been elucidated by means of spectroscopic [nuclear magnetic resonance (NMR), circular dichroism (CD)] analyses.

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