Results 21 to 30 of about 34,362 (301)

Anaerobic Degradation of Bicyclic Monoterpenes in Castellaniella defragrans

open access: yesMetabolites, 2018
The microbial degradation pathways of bicyclic monoterpenes contain unknown enzymes for carbon–carbon cleavages. Such enzymes may also be present in the betaproteobacterium Castellaniella defragrans, a model organism to study the anaerobic monoterpene ...
Edinson Puentes-Cala   +3 more
doaj   +1 more source

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

Essential Oils from Monarda fistulosa: Chemical Composition and Activation of Transient Receptor Potential A1 (TRPA1) Channels

open access: yesMolecules, 2020
Little is known about the pharmacological activity of Monarda fistulosa L. essential oils. To address this issue, we isolated essential oils from the flowers and leaves of M. fistulosa and analyzed their chemical composition.
Monica Ghosh   +6 more
doaj   +1 more source

Current and Potential Applications of Monoterpenes and Their Derivatives in Oral Health Care

open access: yesMolecules, 2023
Plant products have been employed in medicine for centuries. As the world becomes more health-conscious, there is a growing interest in natural and minimally processed products for oral health care.
Wiktoria Potocka   +3 more
doaj   +1 more source

Monoterpenes Released from Fruit, Plant, and Vegetable Systems

open access: yesSensors, 2014
To quantify the emission rate of monoterpenes (MTs) from diverse natural sources, the sorbent tube (ST)-thermal desorption (TD) method was employed to conduct the collection and subsequent detection of MTs by gas chromatography.
Mohammad Asif Iqbal   +2 more
doaj   +1 more source

Hypothermic Effect of Acute Citral Treatment during LPS-induced Systemic Inflammation in Obese Mice: Reduction of Serum TNF-α and Leptin Levels

open access: yesBiomolecules, 2020
Citral is a mixture of monoterpenes present in the essential oil of several plants, such as Cymbopogon citratus and Zingiber officinale, possessing anti-inflammatory, anti-ulcerogenic, and antipyretic actions. We investigated the action of citral on body
Maycon T. Emílio-Silva   +8 more
doaj   +1 more source

Metabolism of Monoterpenes [PDF]

open access: yesPlant Physiology, 1985
l-Menthone of peppermint leaves is reduced to d-neomenthol which is glucosylated and transported to the rhizome, whereupon the beta-d-glucoside is hydrolyzed, the aglycone oxidized back to l-menthone, and this ketone converted to l-3,4-menthone lactone.
R, Croteau, V K, Sood
openaire   +2 more sources

Thermodynamics of the Isomerization of Monoterpene Epoxides [PDF]

open access: yesACS Omega, 2021
In this contribution, the thermodynamic analysis of α- and β-pinene epoxide isomerization over Fe and Cu supported on MCM-41 is presented using computational chemistry and group contribution methods (GCMs). Some physical-chemical data (T c, P c, v c, Z c, ω, T b, T fus) and thermodynamic (S°298.15, C p,298.15 °, C v,298.15 °, ΔH f,298.15 °, ΔG f,298.15
Julián E. Sánchez-Velandia   +4 more
openaire   +3 more sources

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

Monoterpene Thiols: Synthesis and Modifications for Obtaining Biologically Active Substances

open access: yes, 2023
Monoterpene thiols are one of the classes of natural flavors that impart the smell of citrus fruits, grape must and wine, black currants, and guava and are used as flavoring agents in the food and perfume industries.
Denis V. Sudarikov   +4 more
core   +1 more source

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