Results 121 to 130 of about 4,243 (215)

New Abietane Diterpenoids from Salvia montbretii

open access: yesJournal of Natural Products, 1992
Five known compounds, ferruginol, ferruginyl 12-methyl ether, taxodione, hypargenin F, and demethylcryptojaponol, and three new abietane-type diterpenoids, montbretol (6,12-dihydroxyabieta-5,8,11,13-tetraen-7-one) [1], montbretyl 12-methyl ether (6-hydroxy-12-methoxyabieta-5,8,11,13-tetraen-7-one) [2], and 14-hydroxy-ferruginol [3], were isolated from ...
ULUBELEN, A, TOPCU, G
openaire   +2 more sources

Avaliação da atividade antimicrobiana de extrato aquoso e etanólico de Acanthospermum australe. [PDF]

open access: yes, 2019
As plantas medicinais têm sido amplamente empregadas na terapia de diversas patologias, constituindo parte das ferramentas terapêuticas utilizadas no controle das mais variadas moléstias humanas. A atividade antibacteriana dos extratos aquoso e etanólico
BOUCHACOURT, O.   +10 more
core  

Polyphenols in different larch (Larix spp.) species [PDF]

open access: yes, 2017
V članku so predstavljene različne vrste polifenolnih spojin, kot so npr. lignani, oligolignani in flavonoidi, ki jih najdemo v tkivih macesnov, to je dreves iz rodu Larix.
Kozjan, Gašper, Zule, Janja
core  

Abietane Diterpenes from Medusantha martiusii and Their Anti-Neuroinflammatory Activity

open access: yesMolecules
Seven new abietane diterpenoids, comprising medusanthol A–G (1–3, 5, 7–9) and two previously identified analogs (4 and 6), were isolated from the hexane extract of the aerial parts of Medusantha martiusii.
Edileuza B. de Assis   +12 more
doaj   +1 more source

Organic compounds isolated from Juniperus brevifolia bark [PDF]

open access: yes, 2013
10º Encontro Nacional de Química Orgânica e 1º Simpósio Luso-Brasileiro de Química Orgânica, Lisboa, 4-6 Setembro de 2013In continuation of our study on the chemical characterization of endemic plants of the Azores archipelago, we have examined Juniperus
Martins, Marcele   +4 more
core  

Chemical transformation of abietic acid to new chiral derivatives

open access: yesJournal of the Brazilian Chemical Society, 2003
Chemical transformations of the C-ring abietic acid (1a) for the preparation of some new chiral synthons are described. From the intermediate keto-aldehyde 9, readily available from 1b through the ozonide 2, the new tetracyclic diterpene 4 was ...
Santos Catarina dos   +2 more
doaj  

Exploration of the aromatic abietane diterpenoid scaffold in the development of ArnT-mediated colistin resistance inhibitors. [PDF]

open access: yesRSC Adv
Cammarone S   +12 more
europepmc   +1 more source

A database-driven approach identifies additional diterpene synthase activities in the mint family (Lamiaceae)

open access: yes, 2019
Bhat, W.   +5 more
core   +1 more source

Chemical Constituents from <i>Coleus strobilifer</i> and Their Xanthine Oxidase Inhibitory Activity. [PDF]

open access: yesMolecules
Qin JX   +8 more
europepmc   +1 more source

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