Structural Characterization of a New Sesquiterpene from the Fungal Strain Monascus kaoliang
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DOI: 10.1007/s10600-017-2203-0
Abstract: A new sesquiterpene derivative, 10-methoxythujopsene (1), was isolated from the red mould rice of Monascus kaoliang. The structure was determined by extensive NMR and MS spectroscopic analysis. The relative configuration of 1 was established by… read more here.
Keywords: sesquiterpene fungal; new sesquiterpene; monascus kaoliang; characterization new ... See more keywords
A New Sesquiterpene with Nematocidal Activity from Artemisia dubia
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DOI: 10.1007/s10600-019-02897-z
Abstract: A new sesquiterpene, named 1β,2α-dihydroxyeudesma-4(15),11(12)-dien-13-oic acid methyl ester (1), was isolated from Artemisia dubia. The structure of the new compound was elucidated on the basis of extensive spectroscopic data analysis, including 1D and 2D NMR,… read more here.
Keywords: sesquiterpene nematocidal; activity artemisia; new sesquiterpene; artemisia dubia ... See more keywords
New Sesquiterpene Lactone from Inula britannica
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DOI: 10.1007/s10600-020-03168-y
Abstract: A new sesquiterpene lactone that was called inulonolide was isolated from Inula britannica. Its structure was established as 2-keto-1β,10β-epoxy-5,7,8,11α(H)-guai-3-en-8,12-olide based on spectral data and an X-ray crystal structure analysis. read more here.
Keywords: new sesquiterpene; inula britannica; sesquiterpene lactone;
One new sesquiterpene pyridine alkaloid from the stems and leaves of Euonymus fortunei
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DOI: 10.1080/10286020.2020.1755272
Abstract: Abstract A new sesquiterpene pyridine alkaloid (1), along with four known compounds (2-5), were isolated from the stems and leaves of Euonymus fortunei. The new structure was determined by extensive spectroscopic analyses (IR, UV, NMR,… read more here.
Keywords: euonymus fortunei; leaves euonymus; pyridine alkaloid; sesquiterpene pyridine ... See more keywords
Three new sesquiterpene polyol esters from Celastrus angulatus.
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DOI: 10.1080/10286020.2021.1931140
Abstract: Three new sesquiterpene polyol ester compounds angulatins S-U, together with three known compounds were isolated from Celastrus angulatus Maxim. According to mainly 1D NMR and 2D NMR analysis, the structures of the new compounds were… read more here.
Keywords: new sesquiterpene; three new; celastrus angulatus; sesquiterpene polyol ... See more keywords
Two new sesquiterpene dimers isolated from the roots of Saussurea lappa (Yunmuxiang)
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DOI: 10.1080/10286020.2021.2025049
Abstract: Abstract Two new sesquiterpene dimers, lappadimers A and B, were isolated from the roots of Saussurea lappa (Yunmuxiang). Their structures were established on the basis of spectroscopic methods. They were found to have potential anti-inflammatory… read more here.
Keywords: saussurea lappa; new sesquiterpene; roots saussurea; sesquiterpene dimers ... See more keywords
Two new sesquiterpene lactone glycosides from Cnicus benedictus
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DOI: 10.1080/14786419.2017.1295239
Abstract: Abstract Two new sesquiterpene lactone glycosides, namely melitensin 15-O-β-D-glucoside (1) and 11β,13-dihydrosalonitenolide 15-O-β-D-glucoside (2), along with eight known compounds (3–10) were isolated from the aerial part of Cnicus benedictus L. Their structures were elucidated from… read more here.
Keywords: lactone; two new; lactone glycosides; new sesquiterpene ... See more keywords
A new sesquiterpene lactone glucoside and other constituents from Inula salsoloides with insecticidal activities on striped flea beetle (Phyllotreta striolata Fabricius)
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DOI: 10.1080/14786419.2017.1329731
Abstract: Abstract A new sesquiterpene, eupatolide 13-O-β-d-glucopyranoside (eupatolide-II, 1), lactone glucoside, along with 15 known compounds, were isolated from the whole plant of Inula salsoloides (Asteraceae). Dichloromethane extract and compounds 1–11 were used to investigate insecticidal… read more here.
Keywords: lactone glucoside; striped flea; flea beetle; inula salsoloides ... See more keywords
Structure elucidation and NMR assignments of a new sesquiterpene of volatile oil from Artemisia frigida Willd.
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DOI: 10.1080/14786419.2019.1677653
Abstract: Abstract A new sesquiterpene, artefrigin (5), together with four known sesquiterpenes were isolated from the volatile oil of Artemisia frigida Willd. The structure of five was elucidated by spectroscopic methods, including UV, IR, HR-ESI-MS and… read more here.
Keywords: oil artemisia; volatile oil; artemisia frigida; new sesquiterpene ... See more keywords
Three new sesquiterpene lactones from the whole plants of Elephantopus scaber.
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DOI: 10.1080/14786419.2021.1873984
Abstract: Three new sesquiterpene lactones, named scabertopinolides H - J (1 - 3), along with four known ones, desacylisodeoxyelephantopin 2-methylbutyrate (4), iso-17,19-dihydrodeoxyelephantopin (5), scabertopinolide D (6) and (2R,6R,7R,8S)-8-tigloyloxy-1(10),4(5),11(13)-germacratrien-2,15,6,12-diolide (7) were isolated from the whole plants of Elephantopus scaber. Their structures… read more here.
Keywords: elephantopus scaber; three new; plants elephantopus; whole plants ... See more keywords
A new sesquiterpene, prosoterpene, from Prosopis africana (Guill. & Perr.) Taub.
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DOI: 10.1080/14786419.2022.2062755
Abstract: A new sesquiterpene (Prosoterpene, 1) and eleven reported compounds (2-12) of several classes, such as flavonoids, alkaloids, phenolic acids, and long-chain alcohols, were isolated from the BuOH extract of Prosopis africana (Guill. & Perr.) Taub.… read more here.
Keywords: new sesquiterpene; sesquiterpene prosoterpene; africana guill; guill perr ... See more keywords