Results 131 to 140 of about 84,237 (324)

Direct propylene epoxidation with oxygen using a photo-electro-heterogeneous catalytic system

open access: yesNature Catalysis, 2021
Myohwa Ko   +12 more
semanticscholar   +1 more source

LsFAMeT and LsJHAMT coordinate JH biosynthesis to regulate fecundity in Laodelphax striatellus

open access: yesInsect Science, EarlyView.
The small brown planthopper (SBPH), Laodelphax striatellus, can trigger large‐scale outbreaks when encountering suitable habitats during migration due to their strong reproductive ability. This study investigated the role of juvenile hormone (JH) in regulating SBPH reproduction.
Yan Guo   +3 more
wiley   +1 more source

Drivers of strigolactone diversity: P450s in strigolactone biosynthesis

open access: yesJournal of Integrative Plant Biology, EarlyView.
This review summarizes the discovery and functional identification of cytochrome P450 in strigolactone biosynthesis, classifies and summarizes the members discovered so far, clarifies their biological significance, discusses the technology of strigolactone synthesis research, and finally describes some problems in strigolactone research and potential ...
Changbin Niu   +2 more
wiley   +1 more source

Novel Sulfonium Reagents for the Modular Synthesis of Spiro[2.3]Hexanes and Heteroatom‐Containing Analogues: Synthesis, Application, and Evaluation as Bioisosteres

open access: yesAngewandte Chemie, Volume 138, Issue 5, 28 January 2026.
Strained spirocyclic spiro[2.3]hexane and its heteroatom‐containing derivatives, including previously underrepresented 5‐oxa‐1‐azaspiro[2.3]hexanes and 1,5‐diazaspiro[2.3]hexanes, were synthesized via a modular approach of insertion of cyclobutane‐, oxetane‐, and azetidine‐containing sulfonium reagents into alkenes, carbonyls and imines.
Philipp Natho   +10 more
wiley   +2 more sources

Molecular propensity as a driver for explorative reactivity studies

open access: yes, 2016
Quantum chemical studies of reactivity involve calculations on a large number of molecular structures and comparison of their energies. Already the set-up of these calculations limits the scope of the results that one will obtain, because several system ...
Reiher, Markus, Vaucher, Alain C.
core   +2 more sources

Investigation of macrocyclisation routes to 1,4,7-triazacyclononanes : efficient syntheses from 1,2-ditosylamides [PDF]

open access: yes, 2008
Two routes to the synthesis of a cyclohexyl-fused 1,4,7-triazacyclononane involving macrocyclisations of tosamides have been investigated. In the first approach, using a classic Richman-Atkins-type cyclisation of a cyclohexyl-substituted 1,4,7 ...
Gibson, C.L.   +6 more
core   +1 more source

Rice MGD1‐Mediated Improvement of Photosynthesis and Crop Yield by Flexible Adaptation to Different Light Conditions

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Flexible adaptation to different light intensities found in natural environments is crucial for efficient photosynthesis and yield production in crops. The ability to cope with suboptimal light conditions effectively and efficiently is clearly advantageous.
Shasha Li   +7 more
wiley   +1 more source

Modular polyoxometalate-layered double hydroxides as efficient heterogeneous sulfoxidation and epoxidation catalysts [PDF]

open access: yes, 2018
Selective sulfoxidation of sulfides and epoxidation of olefins are two types of important organic reactions and the corresponding products of sulfoxides, sulfones and epoxides are widely used as raw materials in industrial processes.
Al-Maksoud   +57 more
core   +1 more source

epoxides

open access: yes, 2019
Citation: 'epoxides' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.E02172 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Reversible Restructuring of Silver Particles during Ethylene Epoxidation

open access: yesACS Catalysis, 2018
The restructuring of a silver catalyst during ethylene epoxidation under industrially relevant conditions was investigated without and with vinyl chloride (VC) promotion.
A. V. van Hoof   +3 more
semanticscholar   +1 more source

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