Results 31 to 40 of about 52,797 (337)

A practical way to synthesize chiral fluoro-containing polyhydro-2H-chromenes from monoterpenoids

open access: yesBeilstein Journal of Organic Chemistry, 2016
Conditions enabling the single-step preparative synthesis of chiral 4-fluoropolyhydro-2H-chromenes in good yields through a reaction between monoterpenoid alcohols with para-menthane skeleton and aldehydes were developed for the first time.
Oksana S. Mikhalchenko   +3 more
doaj   +1 more source

Design, Synthesis, and Biological Investigation of Novel Classes of 3-Carene-Derived Potent Inhibitors of TDP1

open access: yesMolecules, 2020
Two novel structural types of tyrosyl-DNA phosphodiesterase 1 (TDP1) inhibitors with hexahydroisobenzofuran 11 and 3-oxabicyclo [3.3.1]nonane 12 scaffolds were discovered.
Irina V. Il’ina   +17 more
doaj   +1 more source

Terzyme: a tool for identification and analysis of the plant terpenome. [PDF]

open access: yes, 2018
BACKGROUND: Terpenoid hydrocarbons represent the largest and most ancient group of phytochemicals, such that the entire chemical library of a plant is often referred to as its 'terpenome'.

core   +3 more sources

Cardiovascular Activity of the Chemical Constituents of Essential Oils

open access: yesMolecules, 2017
Cardiovascular diseases are a leading cause of death in developed and developing countries and decrease the quality of life, which has enormous social and economic consequences for the population. Recent studies on essential oils have attracted attention
Tadeu Uggere de Andrade   +4 more
doaj   +1 more source

(1R,2R,6S)-2(4-(4-Isopropylbenzyl)piperazin-1-yl)-3-methyl-6-(prop-1-en-2-yl)cyclohex-3-enol

open access: yesMolbank, 2023
Parkinson’s disease (PD) is a progressive neurodegenerative disorder mainly characterized by movement dysfunction. Earlier, it was found that (1R,2R,6S)-3-methyl-6-(prop-1-en-2-yl)cyclohex-3-ene-1,2-diol (Prottremin) demonstrated antiparkinsonian ...
Alexandra V. Podturkina   +3 more
doaj   +1 more source

Direct Injection Liquid Chromatography High-Resolution Mass Spectrometry for Determination of Primary and Secondary Terrestrial and Marine Biomarkers in Ice Cores [PDF]

open access: yes, 2019
Many atmospheric organic compounds are long-lived enough to be transported from their sources to polar regions and high mountain environments where they can be trapped in ice archives.
Bogialli, S.   +8 more
core   +1 more source

Repellence and insecticidal activity mediated by necrosis in Aedes aegypti mosquitoes exposed to thymol

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia
The mosquito Aedes aegypti is a major threat to public health because it spreads several arboviruses. Since this insect is an anthropophilic mosquito that has evolved to thrive in urban settings and is common in Brazil and other tropical nations ...
G.J. Nascimento   +4 more
doaj   +1 more source

Iridoid glucosides from Pentas lanceolata (Forssk.) Deflers growing on the Island of Sardinia [PDF]

open access: yes, 2014
The ethanolic extract of Pentas lanceolata (Forssk.) Deflers was investigated from a phytochemical point of view and in particular on the monoterpenoid glucosides content.
Bianco, Armandodoriano   +3 more
core   +1 more source

Anthropogenic monoterpenes aggravating ozone pollution

open access: yesNational Science Review, 2022
Abstract Monoterpenes have been known to have a critical influence on air quality and climate change through their impact on the formation of fine particles. Here we present field evidence that monoterpene oxidations largely enhanced local ozone production in a regional site in eastern China. The observed monoterpene was most likely from
Haichao Wang   +14 more
openaire   +3 more sources

Pd(OAc)2/Ph3P-catalyzed dimerization of isoprene and synthesis of monoterpenic heterocycles

open access: yesBeilstein Journal of Organic Chemistry, 2017
The palladium-catalyzed dimerization of isoprene is a practical approach of synthesizing monoterpenes. Though several highly selective methods have been reported, most of them still required pressure or costly ligands for attaining the active system and ...
Dominik Kellner   +3 more
doaj   +1 more source

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