Articles with "ent abietane" as a keyword



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Cytotoxic ent-Abietane-type diterpenoids from the roots of Euphorbia ebracteolata.

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Published in 2018 at "Bioorganic chemistry"

DOI: 10.1016/j.bioorg.2018.07.032

Abstract: Euphoroids A-C (1-3), three new ent-abietane-type diterpenoids, together with ten known analogues (4-13) were obtained from the roots of Euphorbia ebracteolata. The structures of these compounds were determined by extensive spectroscopic data analysis, including UV,… read more here.

Keywords: roots euphorbia; abietane type; type diterpenoids; ent abietane ... See more keywords
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Isoforrethins A-D, four ent-abietane diterpenoids from Isodon forrestii var. forrestii.

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Published in 2019 at "Fitoterapia"

DOI: 10.1016/j.fitote.2019.02.026

Abstract: Four new ent-abietane diterpenoids, isoforrethins A-D (1-4), were isolated from the aerial parts of Isodon forrestii var. forrestii by a variety of chromatographic techniques. Their structures were elucidated on the basis of spectroscopic data interpretation,… read more here.

Keywords: forrestii var; isodon forrestii; abietane diterpenoids; var forrestii ... See more keywords
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Modified ent-Abietane Diterpenoids from the Leaves of Suregada zanzibariensis

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Published in 2022 at "Journal of Natural Products"

DOI: 10.1021/acs.jnatprod.2c00147

Abstract: The leaf extract of Suregada zanzibariensis gave two new modified ent-abietane diterpenoids, zanzibariolides A (1) and B (2), and two known triterpenoids, simiarenol (3) and β-amyrin (4). The structures of the isolated compounds were elucidated… read more here.

Keywords: abietane diterpenoids; suregada zanzibariensis; ent abietane; modified ent ... See more keywords
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Euphohelides A-C, ent-Abietane-Type Norditerpene Lactones from Euphorbia helioscopia and Their Anti-Inflammatory Activities.

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Published in 2023 at "Journal of natural products"

DOI: 10.1021/acs.jnatprod.3c00041

Abstract: Three unreported ent-abietane-type norditerpene lactones, euphohelides A-C (1-3), and 11 known analogs (4-14) were isolated from the whole plants of Euphorbia helioscopia L. Euphohelide A (1) is an unprecedented 2-nor-ent-abietane lactone bearing a unique 5/6/6/5… read more here.

Keywords: ent abietane; type norditerpene; euphorbia helioscopia; norditerpene lactones ... See more keywords
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Antimicrobial ent-abietane-type diterpenoids from the roots of Euphorbia wallichii

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Published in 2020 at "Journal of Asian Natural Products Research"

DOI: 10.1080/10286020.2020.1758931

Abstract: Abstract Three previously undescribed ent-abietane-type diterpenoids, designated as 11β-hydroxy-14-oxo-17-al-ent-abieta-8(9),13(15)-dien-16,12β-olide (1), 11β,17-dihydroxy-12-methoxy-ent-abieta-8(14),13(15)-dien-16,12ɑ-olide (2), and 14ɑ-hydroxy-17-al-ent-abieta-7(8),11(12),13(15)-trien-16,12-olide (3), were isolated from 95% ethanol extract of the roots of Euphorbia wallichii. The structures of the new compounds were elucidated… read more here.

Keywords: euphorbia wallichii; roots euphorbia; ent; abietane type ... See more keywords
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Antimicrobial ent-abietane diterpenoids from the leaves of Croton cascarilloide

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Published in 2022 at "Journal of Asian Natural Products Research"

DOI: 10.1080/10286020.2022.2062329

Abstract: Abstract Three new ent-abietane diterpenoids, 6β-hydroxy-ent-abieta-7,13-dien-3-one (1), 2β,13α,15-trihydroxy-ent-abieta-8(14)-en-3-one (2), and 2β,9α,13β,15-tetrahydroxy-ent-abieta-7-en-3-one (3), were isolated from 90% ethanol extract of the leaves of Croton cascarilloide. Their structures were determined by spectral methods such as 1D and… read more here.

Keywords: ent abietane; ent; abietane diterpenoids; leaves croton ... See more keywords
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Antiproliferative ent-abietane diterpenoids from Euphorbia fischeriana.

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Published in 2023 at "Natural product research"

DOI: 10.1080/14786419.2023.2169686

Abstract: Euphorfinoids M and N (1 and 2), two previously undescribed ent-abietane diterpenoids, together with seven known analogues (3-9), were isolated from the roots of wild Euphorbia fischeriana. Their structures were elucidated by spectroscopic analysis, including… read more here.

Keywords: ent abietane; antiproliferative ent; abietane diterpenoids; diterpenoids euphorbia ... See more keywords
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Ent-Abietane Diterpenoids from Euphorbia fischeriana and Their Cytotoxic Activities

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Published in 2022 at "Molecules"

DOI: 10.3390/molecules27217258

Abstract: The roots of Euphorbia fischeriana have been used as a traditional Chinese medicine for the treatment of tuberculosis and ringworm. In the current study, diterpenoids from the ethyl acetate extract of the roots E. fischeriana… read more here.

Keywords: ent abietane; fischeriana cytotoxic; abietane diterpenoids; diterpenoids euphorbia ... See more keywords