Results 41 to 50 of about 1,356 (122)

Radical Retrosynthesis of Natural Products Enabled by Iron‐Based Reductive Olefin Coupling

open access: yesAngewandte Chemie Novit, Volume 2, Issue 1, March 2026.
This review highlights iron‐catalyzed reductive olefin coupling (ROC)—a strategy for C─C bond formation driven by metal‐hydride hydrogen atom transfer (MHAT)—as a key tool in natural products synthesis. This review surveys dozens of total syntheses employing ROC‐based strategies, highlighting its power to forge strained rings, quaternary centers, and ...
Griffin L. Barnes   +2 more
wiley   +1 more source

Plant Lipid Droplets and Derived Lipidic Nano‐Assemblies: Structure, Biogenesis and Pharmaceutical Applications

open access: yesPlant Biotechnology Journal, Volume 24, Issue 3, Page 1322-1343, March 2026.
ABSTRACT Lipid droplets (LDs) serve as the primary storage site for neutral lipids in plant cells, with growing evidence supporting many additional biological roles, such as in lipid homeostasis, signalling, trafficking, inflammatory responses and inter‐organelle communication.
Abdulsamie Hanano   +2 more
wiley   +1 more source

Transannular O‐Heterocyclization Reactions of Cyclododeca‐1,5,9‐triene Derivatives: A New Concept for the Preparation of Key Intermediates for Total Syntheses of Annonaceous Acetogenins

open access: yesHelvetica Chimica Acta, Volume 109, Issue 2, February 2026.
Four stereogenic centers are formed diastereoselectively in one step from a cyclic (E,E)‐1,5‐diene system using an electrophilic addition reaction. Subsequent ozonolytic cleavage of the intact Z‐double bond, followed by intramolecular nucleophilic substitution, yields an octahydroterfurandione with a threo,cis,threo configuration, an arrangement found ...
Holger Schimanski   +6 more
wiley   +1 more source

Advancing biomass valorization with zeolite catalysts: Focus on oxidative transformations

open access: yesSustainable Chemistry for the Environment
The catalytic upgrading of biomass into high-value platform chemicals offers a promising alternative to conventional fossil-based processes, driven by the need for safer, environmentally friendly, and energy-efficient technologies.
Foteini Zormpa   +2 more
doaj   +1 more source

Sol-gel synthesis of inorganic and hybrid transition metal oxides based materials [PDF]

open access: yes, 2016
The research activity of this PhD project was focused on the preparation by sol-gel synthesis of hybrid (ZrO2-acetylacetonate, HSGZ) and inorganic (Nb2O5∙SiO2 and Ru/RuO2@Nb2O5∙SiO2) mixed-oxide materials.
Minieri, Luciana
core  

Unraveling Lignin's Color Puzzle: From Chromophore Origins to Advanced Decolorization Strategies

open access: yesAggregate, Volume 7, Issue 1, January 2026.
This review provides a comprehensive systematic analysis of the research advancements in lignin color formation mechanisms and decolorization techniques, specifically focusing on three principal approaches: hydroxyl shielding, biomass fractionation, and physical methods. It highlights the systematic research approach of the review toward decolorization
Lizhen Huang, Zhuotong Wu, Li Shuai
wiley   +1 more source

Plant‐Derived Polyphenols for Sustainable Flame‐Retardant Coatings

open access: yesChemistry–Methods, Volume 6, Issue 1, January 2026.
This review compares plant‐derived polyphenolic flame retardants by synthesizing literature on their mechanisms, synergistic effects, and performance across polymers, wood, fibers, and coatings, while examining biodegradability, life cycle assessment, safe‐and‐sustainable‐by‐design, and consistency with circular‐economy principles for sustainable fire ...
Myeongjun Song, Woo Rin Lee, Kyueui Lee
wiley   +1 more source

Epoxidation of CNSL Mixture, Cardanol, and Cardol: A Sustainable Solution for PVC Plasticization

open access: yesEuropean Journal of Lipid Science and Technology, Volume 128, Issue 1, January 2026.
This study has its focus on the epoxidation of technical cashew nut shell liquid (CNSL), used as a PVC plasticizer. Epoxidation significantly enhanced plasticizing properties (increased elongation at break, decreased Young's modulus), along with improved thermal stability and chemical resistance.
Adélaïde Gartili   +3 more
wiley   +1 more source

4D-printable photocurable pressure sensitive adhesives derived from waste cooking oil

open access: yesVirtual and Physical Prototyping
This study pioneers a sustainable strategy to convert waste cooking oil (WCO) into multifunctional 4D-printable photocurable pressure-sensitive adhesives (PSAs), addressing critical challenges in high value-added utilisation of WCO and industrial demand ...
Peng-yu Wang   +6 more
doaj   +1 more source

Research Advances in the Synthesis of α‐ and β‐Damascone: From an Industrial Application Perspective

open access: yesJournal of Chemistry, Volume 2026, Issue 1, 2026.
Damascone, a precious natural fragrance primarily isolated from rose essential oil, is widely distributed in the flowers, leaves, or essential oils of various aromatic plants such as Rosa damascena, Osmanthus fragrans, Camellia sinensis, and Viola odorata.
Jian Huang   +4 more
wiley   +1 more source

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