DC Field | Value | Language |
---|---|---|
dc.contributor.author | Jong Pyung Kim | - |
dc.contributor.author | Won Gon Kim | - |
dc.contributor.author | H Koshino | - |
dc.contributor.author | J Jung | - |
dc.contributor.author | Ick Dong Yoo | - |
dc.date.accessioned | 2017-04-19T08:45:26Z | - |
dc.date.available | 2017-04-19T08:45:26Z | - |
dc.date.issued | 1996 | - |
dc.identifier.issn | 0031-9422 | - |
dc.identifier.uri | https://oak.kribb.re.kr/handle/201005/3744 | - |
dc.description.abstract | Three new sesquiterpene ortho-naphthoquinones, davidianones A, B and C, together with four known compounds, mansonones E, F, H and I, were isolated from the root bark of Ulmus davidiana. On the basis of spectral data including pulse field gradient two-dimensional NMR spectroscopy, the structures of new compounds were established as 3-hydroxymethyl-6,9- dimethylnaphtho(1,8-b,c)pyran-7,8-dione, 6-methoxycarbonyl-3,9- dimethylnaphtho(1.8-b,c)pyran-7,8-dione, 6-dimethoxymethyl-3,9- dimethylnaphtho(1,8-b,c)pyran-7,8-dione, respectively. Their antioxidative activities were evaluated by a thiobarbituric acid method using rat liver microsomes, with mansonone F showing the greatest activity. | - |
dc.publisher | Elsevier | - |
dc.title | Sesquiterpene O-naphthoquinones from the root bark of Ulmus davidiana | - |
dc.title.alternative | Sesquiterpene O-naphthoquinones from the root bark of Ulmus davidiana | - |
dc.type | Article | - |
dc.citation.title | Phytochemistry | - |
dc.citation.number | 2 | - |
dc.citation.endPage | 430 | - |
dc.citation.startPage | 425 | - |
dc.citation.volume | 43 | - |
dc.contributor.affiliatedAuthor | Jong Pyung Kim | - |
dc.contributor.affiliatedAuthor | Won Gon Kim | - |
dc.contributor.affiliatedAuthor | Ick Dong Yoo | - |
dc.contributor.alternativeName | 김종평 | - |
dc.contributor.alternativeName | 김원곤 | - |
dc.contributor.alternativeName | Koshino | - |
dc.contributor.alternativeName | 정진 | - |
dc.contributor.alternativeName | 유익동 | - |
dc.identifier.bibliographicCitation | Phytochemistry, vol. 43, no. 2, pp. 425-430 | - |
dc.identifier.doi | 10.1016/0031-9422(96)00279-8 | - |
dc.subject.keyword | antioxidative activity | - |
dc.subject.keyword | davidianones A-C | - |
dc.subject.keyword | root bark | - |
dc.subject.keyword | sesquiterpene o- naphthoquinones | - |
dc.subject.keyword | ulmaceae | - |
dc.subject.keyword | ulmus davidiana | - |
dc.subject.local | Antioxidative activity | - |
dc.subject.local | antioxidative activity | - |
dc.subject.local | davidianones A-C | - |
dc.subject.local | Root bark | - |
dc.subject.local | root bark | - |
dc.subject.local | sesquiterpene o- naphthoquinones | - |
dc.subject.local | sesquiterpene o-naph-thoquinone | - |
dc.subject.local | sesquiterpene o-naphthoquinones | - |
dc.subject.local | ulmaceae | - |
dc.subject.local | ulmus davidiana | - |
dc.description.journalClass | Y | - |
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