Results 171 to 180 of about 9,914 (265)

Oxidative Generation and Reactivity of the Cyclopropyl Radical From a Martin Silicate

open access: yesChemistry – A European Journal, Volume 32, Issue 37, 1 October 2026.
A photoredox strategy employing Martin silicates enables the oxidative generation and controlled capture of cyclopropyl radicals, including the naked one, long considered challenging intermediates. The method affords functionalized cyclopropanes through both Giese‐type additions and dual nickel/photoredox C(sp3)−C(sp2) cross‐couplings.
Amal Lakhal   +3 more
wiley   +1 more source

Novel Pyrazole‐4‐Carbaldehyde Derivatives Having Potent COX‐2 Inhibition and Anti‐Tubercular Activity: Microwave‐Assisted Green Synthesis and Molecular Docking

open access: yesJournal of Biochemical and Molecular Toxicology, Volume 40, Issue 10, October 2026.
ABSTRACT A series of 1‐(4‐Chorophenyl)‐3Aryl‐1‐H‐pyrazole‐4‐carbaldehyde derivatives were synthesized under the microwave irradiation (MW) technique. IR, 1H‐NMR, 13C‐NMR, and mass spectroscopic techniques were used to confirm the structure of the synthesized compounds.
Megha Kokane   +6 more
wiley   +1 more source

Biological Evaluation, Molecular Docking, MD Simulation Study and Synthesis of (Z)‐N’‐(3‐phenoxybenzylidene)‐2‐(substituted‐amino aryl) Acetohydrazid

open access: yesJournal of Biochemical and Molecular Toxicology, Volume 40, Issue 10, October 2026.
Synthesis and biological evaluation (antibacterial, antifungal, anti‐tuberculosis, antiprotozoal) and in silico molecular docking of biphenyl ether based Schiff's base analogues. ABSTRACT In order to investigate their possible biological activity, a number of new Schiff base compounds based on diaryl ether, specifically 2‐(substituted‐arylamino)‐N′‐(3 ...
Navin B. Patel   +7 more
wiley   +1 more source

HYDRAZINE? [PDF]

open access: yesChemical & Engineering News Archive, 1955
openaire   +1 more source

1,2,4,5‐Tetrazine‐Boron Halide Adduct Formation Unraveled in Solution and Solid State

open access: yesChemistryOpen, Volume 15, Issue 10, October 2026.
1,2,4,5‐Tetrazines form Lewis adducts with boron halides BX3 (X = Cl, Br), a process being visually observable by a vibrant color change from pink to red. In the solid state, localized 1:1 tetrazine‐BX3 adducts are present. In contrast, 1H (DOSY‐)NMR spectroscopic titration revealed dynamic equilibria between even over‐stoichiometric tetrazine‐BX3 ...
Jona Voss   +5 more
wiley   +1 more source

Spontaneous Long‐Range Order and Alignment in Phase‐Separated Dynamic Covalent Networks Using Discrete Siloxanes

open access: yesAngewandte Chemie, Volume 138, Issue 40, 28 September 2026.
Spontaneously aligned, long‐range hexagonal columnar ordering is obtained in phase‐separated dynamic covalent networks by combining discrete siloxanes and dynamic acylsemicarbazide bonds. The ordered network shows improved (thermo)mechanical properties and creep resistance compared to the disordered network.
Stefan J. D. Maessen   +6 more
wiley   +2 more sources

HYDRAZINE. [PDF]

open access: yesChemical & Engineering News Archive, 1981
openaire   +1 more source

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