New ent-Verticillane Diterpenoids from the Japanese Liverwort Jackiella javanica

Fumihiro Nagashima; Kozue Wakayama; Yuki Ioka; Yoshinori Asakawa

doi:10.1248/cpb.56.1184

Chemical and Pharmaceutical Bulletin

Online ISSN : 1347-5223
Print ISSN : 0009-2363

Notes

New ent-Verticillane Diterpenoids from the Japanese Liverwort Jackiella javanica

Fumihiro Nagashima, Kozue Wakayama, Yuki Ioka, Yoshinori Asakawa

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Keywords: Jackiella javanica, liverwort, ent-verticillane, diterpenoid, absolute configuration

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Volume 56 (2008) Issue 8 Pages 1184-1188

DOI https://doi.org/10.1248/cpb.56.1184

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Abstract

Three new ent-verticillane diterpenoids have been isolated from the Japanese liverwort Jackiella javanica, together with known sesqui- and diterpenoids. Their absolute configurations were established by X-ray crystallographic analysis and circular dichroism spectroscopy.

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