Results 11 to 20 of about 16,959 (230)

Isolation, RP-UHPLC-ESI-LIT-Orbitrap-MS/MS-Based Metabolic Profiling and Anticandidal Activity of the Root and Leaf Secondary Metabolites of Monotes Kerstingii Gilg (Dipterocarpaceae). [PDF]

open access: yesChem Biodivers
This paper describes the isolation and antifungal activity of secondary metabolites from the leaves and roots of Monotes kerstingii. The distribution of these metabolites in the roots and leaves was achieved through comprehensive RP‐UHPLC‐Orbitrap‐MS and MS/MS analysis.
Fotsing SK   +12 more
europepmc   +2 more sources

Synthesis and characterization of new 2-amino-4-(substituted phenyl)-6-(7’’-methoxy, 3’’,4’’-dihydro, 2’’,2’’-dimethyl-2hbenzopyran) pyrimidines and their bio evaluation [PDF]

open access: yesJournal of the Serbian Chemical Society, 2012
A series of eight novel 2-amino-4-(substituted phenyl)-6-(7"- methoxy, 3",4"-dihydro, 2",2"-dimethyl-2H-benzopyran) pyrimidines were designed and synthesized by utilizing benzene-1,3-diol as starting material.
Murthy Y.L.N.   +2 more
doaj   +1 more source

Phytochemical study of a species with ethnopharmacological interest. Sideritis romana L. [PDF]

open access: yes, 2016
The phytochemical analysis of Sideritis romana L., a species largely used as a traditional remedy, led to the isolation and the identification of several acetylated flavonoid glycosides with apigenin, luteolin, hypolaetin and isoscutellarein backbone ...
BIANCO, Armandodoriano   +5 more
core   +1 more source

The Exploration of Natural Compounds for Anti-Diabetes from Distinctive Species Garcinia linii with Comprehensive Review of the Garcinia Family

open access: yesBiomolecules, 2019
Approximately 400 Garcinia species are distributed around the world. Previous studies have reported the extracts from bark, seed, fruits, peels, leaves, and stems of Garcinia mangostana, G. xanthochymus, and G.
Ting-Hsu Chen   +3 more
doaj   +1 more source

On the reduction of 4-oxo-4h-benzopyran-3-carbaldehydes : global and local electrophilicity patterns [PDF]

open access: yes, 2004
The theoretical global and local electrophilicity patterns of substituted and chelated 4-oxo-4H-benzopyran-3-carbaldehydes (formylchromones) have been evaluated using the electrophilicity index proposed by Parr et al [J. Am. Chem. Soc. 1999, 121, 1922].
Araya Maturana, Ramiro   +3 more
core   +2 more sources

AKTIVITAS BEBERAPA SENYAWA TURUNAN BENZOPIRAN (CHROMONES) DAN BENZOFURANON (COUMARANONES) TERHADAP Steinernema feltiae (The Activities of Benzopyran (Chromones) and Benzofuranones (Coumaranones) Derivatives against Steinernema feltiae)

open access: yesJurnal Kedokteran Hewan, 2016
This study was purposed to inquire the activities of benzopyran (chromones) and benzofuranones (coumaranones) derivatives against Steinernema feltiae (S. feltiae). The toxicity assay against S.
Khairan Khairan   +3 more
doaj   +1 more source

Spiropyran modified micro-fluidic chip channels as photonically controlled self-indicating system for metal ion accumulation and release [PDF]

open access: yes, 2009
In this paper, we show how through integrating the beneficial characteristics of micro-fluidic devices and spiropyrans dyes, a simple and very innovative chip configured as an on-line photonically controlled self-indicating system for metal ion ...
Attia   +51 more
core   +1 more source

Performance of the ALOGPS 2.1 program for octanol-water partition coefficient prediction with organic chemicals on the Canadian Domestic Substances List [PDF]

open access: yes, 2010
The KOWWIN and ALOGPS octanol-water partition coefficient (K~ow~) estimation software programs were compared for their capacity to accurately predict log K~ow~ values of 1545 organic compounds on the publicly available Domestic Substances List (DSL) from
Kaya Forest, Sierra Rayne
core   +2 more sources

Spiropyran-based reversible, light-modulated sensing with reduced photofatigue [PDF]

open access: yes, 2009
Switchable materials have tremendous potential for application in sensor development that could be applied to many fields. We are focusing on emerging area of wireless sensor networks due to the potential impact of this concept in society.
Aleksandar Radu   +45 more
core   +1 more source

Identification of Two Novel Anti-Fibrotic Benzopyran Compounds Produced by Engineered Strains Derived from Streptomyces xiamenensis M1-94P that Originated from Deep-Sea Sediments

open access: yesMarine Drugs, 2013
The benzopyran compound obtained by cultivating a mangrove-derived strain, Streptomyces xiamenensis strain 318, shows multiple biological effects, including anti-fibrotic and anti-hypertrophic scar properties.
Lei Feng   +8 more
doaj   +1 more source

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