Results 41 to 50 of about 2,725 (219)

New Phragmalin-Type Limonoids from Chukrasia tabularis and Their α-Glucosidase Inhibitory Activity

open access: yesMolecules, 2016
Phytochemical investigation on the stems of C. tabularis led to the isolation of five new phragmalin-type limonoids and six known ones. The structures of the new compounds 1–5, named chukbularisins A–E, were elucidated by spectroscopic techniques (IR ...
Jun-Lin Peng   +8 more
doaj   +1 more source

In Vitro Anti-Inflammatory Study of Limonoids Isolated from Chisocheton Plants. [PDF]

open access: yesCurr Issues Mol Biol
Chisocheton plants from the family Meliaceae have traditionally been used to treat several diseases; however, scientific evidence is limited. The most abundant chemical constituents of this plant are the limonoids, which are known for their various ...
Hilmayanti E   +6 more
europepmc   +2 more sources

Phragmalin-Type Limonoids from the Fruits of Chukrasia tabularis and Their Anti-Inflammatory Activity

open access: yesMolecules, 2023
Phytochemical investigation on the fruits of C. tabularis led to the isolation of five new phragmalin-type limonoids (1–5) and four known ones (6–9). The structures of the new compounds 1–5, named chuktabamalins A–E, were elucidated via spectroscopic ...
Shujun Dai   +3 more
doaj   +1 more source

Kandungan Flavonoid Dan Limonoid Pada Berbagai Fase Pertumbuhan Tanaman Jeruk Kalamondin (Citrus Mitis Blanco) Dan Purut (Citrus Hystrix Dc.) [PDF]

open access: yes, 2010
. Devy, N.F., F. Yulianti, and Andrini. 2010. Flavonoid and Limonoid Contents in Every GrowthPhase of Kalamondin (Citrus mitis Blanco) and Purut (Citrus hystrix Dc.). Citrus contains secondary metabolitessuch as flavonoid, carotenoid, and limonoid, which
Devy, N. F. (Nirmal)   +5 more
core   +1 more source

Limonoids in Phellodendron amurense (Kihada)

open access: yesYAKUGAKU ZASSHI, 1992
Limonoids and their glucosides in the seeds and barks of Phellondendron amurense (Kihada) were analyzed. The seeds contained limonin (1950 ppm), obakunone (20 ppm), limonin 17-beta-D-glucopyranoside (820 ppm) and obakunone 17-beta-D-glucopyranoside (1360 ppm). The barks contained limonin (6760 ppm), obakunone (1240 ppm) and nomilin (270 ppm).
M, Miyake   +6 more
openaire   +3 more sources

Limonoids Containing a C1O–C29 Moiety: Isolation, Structural Modification, and Antiviral Activity

open access: yesMarine Drugs, 2018
Five new limonoids named thaigranatins A⁻E (1⁻5), containing a C1⁻O⁻C29 moiety, were isolated from seeds of the Thai Xylocarpus granatum, collected at the mangrove swamp of Trang Province, together with the known limonoid ...
Jing-Ling Ren   +4 more
doaj   +1 more source

Delayed Bitterness of Citrus Wine Is Removed Through the Selection of Fining Agents and Fining Optimization

open access: yesFrontiers in Chemistry, 2019
“Delayed bitterness” (DB) in citrus wine is caused by limonoids and determines the acceptability to consumers. In this study, a variety of fining agents, specifically gelatin, agar, chitosan, bentonite, the crosslinking agent polyvinylpyrrolidone (PVPP),
Jingying Bi   +3 more
doaj   +1 more source

Antioxidant activity and ultrastructural alterations in Leishmania amazonensis promastigotes induced by limonoid-rich fractions from andiroba oil [PDF]

open access: yesActa Amazonica
In the Amazon region, andiroba (Carapa guianensis) oil is among the most used products by the local population due to its medicinal properties. Previously, our group described the leishmanicidal activity of three limonoid-rich fractions from andiroba oil.
Fernando ALMEIDA-SOUZA   +5 more
doaj   +1 more source

Total Synthesis of (+)-Granatumine A and Related Bislactone Limonoid Alkaloids via a Pyran to Pyridine Interconversion

open access: yes, 2019
We report the first total synthesis of (+)-granatumine A, a limonoid alkaloid with PTP-1B inhibitory activity, in 10 steps. Over the course of this study, two key methodological advances were made: a cost effective procedure for ketone alpha,beta ...
Yannan, Liu   +3 more
core   +3 more sources

Limonoides isolados dos frutos de Carapa guianensis Aublet (Meliaceae)

open access: yesQuímica Nova, 2012
Six limonoids were isolated in hexane extract obtained from the seeds and pericarps of Carapa guianensis. The structures of the limonoids were determined based on the analysis of High Resolution Mass Spectroscopy and Nuclear Magnetic Resonance (uni-and ...
Suniá Gomes Silva   +2 more
doaj   +1 more source

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