Results 91 to 100 of about 724 (183)

New Cembranoid Diterpenes from the Cultured Octocoral Nephthea columnaris

open access: yesMolecules, 2015
Two new 15-hydroxycembranoid diterpenes, 2β-hydroxy-7β,8α-epoxynephthenol (1) and 2β-hydroxy-11α,12β-epoxynephthenol (2), were isolated from extracts of the octocoral Nephthea columnaris along with a new natural cembrane, epoxynephthenol (3) and a known ...
Ting-Hsi Hsiao   +8 more
doaj   +1 more source

Studies towards the total synthesis of cembranoid natural products [PDF]

open access: yes, 2014
Im Rahmen der vorliegenden Arbeit wurden Wege zur Totalsynthese cembranoider Naturstoffe untersucht. Als Schlüsselschritt der Synthese war eine [2+2]-Photocycloaddition von Tetronaten zum Aufbau des terpenoiden Grundgerüsts geplant.
Weixler, Roland
core  

Absolute stereochemistry of antifouling cembranoid epimers at C-8 from the Caribbean octocoral Pseudoplexaura flagellosa. Revised structures of plexaurolones [PDF]

open access: yes, 2011
10 páginasEight cembranoid epimers at C-8 (1¿8) were isolated from the organic extract of the Colombian Caribbean octocoral Pseudoplexaura flagellosa. Compounds 2, 4, and 6 are reported for the first time.
Tello Camacho, Edisson   +11 more
core   +1 more source

Cembranoid Diterpenes from the Soft Corals sp. and

open access: yesNatural Product Communications, 2008
Two new cembrane diterpenes, 17-hydroxysarcophytoxide ( 1 ) and 7β-acetoxy-8α-hydroxydeepoxysarcophine ( 2 ), together with 7β,8α-dihydroxydeepoxysarcophine ( 3 ), sarcophytonin A ( 4 ) and (-)-β-elemene ( 5 ) have been isolated from the soft coral ...
Daniela Grote   +4 more
doaj   +1 more source

New Cembranoid Diterpene from the South China Sea Soft Coral sp

open access: yesNatural Product Communications, 2013
One new oxygenated cembranoid diterpene, named sarcophytol W ( 1 ), along with six known analogues ( 2 – 7 ) were isolated from a soft coral Sarcophyton sp. collected from the South China Sea.
Fei Cao   +4 more
doaj   +1 more source

Bioactive Cembranoids from the Soft Coral Genus Sinularia sp. in Borneo

open access: yesMarine Drugs, 2018
Soft corals are known to be prolific producers of a wide spectrum of biologically active cembranoids. One new cembranoid, sinularolide F (2), along with three known compounds, cembranolide (1), (E,E,E)-6,10,14-trimethyl-3-methylene-cis-3α,4,5,8,9,12,13 ...
Takashi Kamada   +5 more
doaj   +1 more source

Bioassay-Guided Isolation of an Antibacterial Compound from the Indonesian Soft Coral

open access: yesSqualen, 2017
With the aim of searching for new antibacterial compound from marine soft corals, the investigation had been conducted on antibacterial activity of an extract from soft corals Sarcophyton trocheliophorum in the n-hexane, ethyl acetate, n-butanol, and ...
Masteria Yunovilsa Putra   +4 more
doaj   +1 more source

Numerosol A–D, New Cembranoid Diterpenes from the Soft Coral Sinularia numerosa

open access: yesMarine Drugs, 2014
Four new cembrane-type diterpenes; numerosol A–D (1–4); along with a known steroid; gibberoketosterol (5); were isolated from the Taiwanese soft coral Sinularia numerosa.
Yen-Ju Tseng   +3 more
doaj   +1 more source

Bioactive Isoprenoid-Derived Natural Products from a Dongsha Atoll Soft Coral Sinularia erecta [PDF]

open access: yes, 2016
Four new isoprenoids, including two norcembranoids sinulerectols A and B (1 and 2), a cembranoid sinulerectol C (3), and a degraded cembranoid sinulerectadione (4), along with three known isoprenoids, an unnamed norcembrene (5), sinularectin (6), and ...
Chang-Feng Dai (270701)   +7 more
core   +1 more source

Lobophytones O–T, New Biscembranoids and Cembranoid from Soft Coral Lobophytum pauciflorum

open access: yesMarine Drugs, 2010
Chemical examination of a Chinese soft coral Lobophytum pauciflorum resulted in the isolation of five new biscembranoids named lobophytones O–S (1–5) and a new “monomeric” cembrane lobophytone T (6). The structures of the new compounds were elucidated by
Wenhan Lin   +4 more
doaj   +1 more source

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