Results 101 to 110 of about 23,133 (214)

Catalytic Palladium/Acid Zeolites Substitute Metal Reagents for the Industrial Alkylation of Aromatics: A Fragrance as a Representative Case

open access: yesChemCatChem, Volume 18, Issue 15, 14 August 2026.
The synthesis of an industrial indanyl fragrance is achieved here from inexpensive raw materials and with catalytic sub–nanometric (3–4 atoms) Pd clusters and zeolites, circumventing the currently performed, waste–generating Friedel–Crafts route with stoichiometric amounts of the harmful reagents TiCl4 and BF3·OEt2.
Belén Lerma‐Berlanga   +3 more
wiley   +1 more source

Assessing the Role of Benzylic C─H Bonds in Suppressing Radical Chemistry Initiated by Benzynes

open access: yesHelvetica Chimica Acta, Volume 109, Issue 8, August 2026.
2,6‐Diphenyliodobenzene and 2,4,6‐triphenyliodobenzene act as initiators of BHAS coupling reactions to benzene in the presence of KOtBu. Experiments reveal that the original substrate, 2,6‐methyliodibenzene (2014) was far less efficient because its benzylic C─H bonds acted to quench reactive radicals.
Seb Tyerman   +3 more
wiley   +1 more source

Mapping of the viral shunt across widespread coccolithophore blooms using metabolic biomarkers. [PDF]

open access: yesProc Natl Acad Sci U S A
Kuhlisch C   +7 more
europepmc   +1 more source

Synthesis of N‐Benzyl o‐Methoxy Phase I Metabolites for Use as Liquid Chromatography‐Quadrupole Time of Flight Standards

open access: yesChemistrySelect, Volume 11, Issue 30, 10 August 2026.
A novel synthetic method for three phase I o‐desmethyl NBOMe metabolites bromo‐ (3a) and iodo‐ (13b) and chloro‐ analogue (13c) was developed. LC‐QToF analysis confirmed that the synthetic standards matched the major peaks observed in urine sample screens for each of the respective halogen‐substituted metabolites indicating that the synthesised ...
Jordan Spangler   +2 more
wiley   +1 more source

Porous Organic Polymers: From Molecular Design to Scalable Technologies

open access: yesSmall, Volume 22, Issue 46, 18 August 2026.
This review introduces porous organic polymers (POPs) for a wide range of applications, including energy storage, gas adsorption, catalysts, adsorbents, biomedical applications, sensors, and other exciting fields, and critically analyzes the synthesis and modification, and how structural topology influences the composites' architecture of POPs, along ...
Hossein Mashhadimoslem   +12 more
wiley   +1 more source

Dimethyl‐, Diethyl‐, and Propylene Carbonates: An Emerging Class of Green Solvents for Organic Synthesis

open access: yesThe Chemical Record, Volume 26, Issue 8, August 2026.
This review highlights recent advances in the use of organic carbonates, dimethyl carbonate (DMC), diethyl carbonate (DEC), and propylene carbonate (PC), as solvents in organic synthesis. Based on over seventy studies from the past 6 years, it shows their application in different organic reaction types, emphasizing their role in safer and more ...
Gabriela T. Quadros   +5 more
wiley   +1 more source

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