Results 51 to 60 of about 14,856 (220)

Clathrate hydrate crystallization

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Clathrate hydrate crystallization has been an area of interest to chemical engineers from the point of view of crystal structure, thermophysical properties, phase equilibria, kinetics, industrial applications, and environmental (climate change) implications.
Peter Englezos
wiley   +1 more source

Nucleophilic Reactions of Cyclobutenones and the Related 4,4‐Dichlorocyclobutenone Derivatives

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
Cyclobutenone derivates and their 4,4‐dichloro counterparts have an uninterrupted attention as useful synthons in the synthesis of complex organic molecules. Their nucleophilic reactions remain underexplored. This review brings attention to these reactions, whose outcome is not straightforward.
Sarah J. Wright   +2 more
wiley   +1 more source

Cyclobutane-Containing Meroditerpenoids, (+)-Isoscopariusins B and C: Structure Elucidation and Biomimetic Synthesis

open access: yes
(+)-Isoscopariusins B (1) and C (2), two meroditerpenoids containing a 6/6/4 tricyclic carbon skeleton and seven continuous stereocenters, were identified from Isodon scoparius.
Shi-Jun He (180554)   +7 more
core   +1 more source

Borylcyclopropanes: Synthetic Strategies and Applications

open access: yesAngewandte Chemie, Volume 138, Issue 37, 7 September 2026.
Borylcyclopropanes (cyclopropanes bearing a boron substituent) sit at the intersection of two privileged frameworks in synthesis. This review provides the first exhaustive survey of their chemistry, spanning metal–carbene, nucleophilic cyclization, radical, hydroboration, and C─H activation routes, and documenting applications in medicinal chemistry ...
Aiza A. Butt, Joseph M. Ready
wiley   +2 more sources

Digital Printing of Photoreversible Protective Films

open access: yesMacromolecular Rapid Communications, EarlyView.
A photopolymerized and photoreversible temporary protective film based on an ortho‐nitrobenzyl crosslinker is presented that can be applied using aerosol jet printing. To improve adhesion to industry‐relevant surfaces, a polyethyleneimine‐based adhesion promoter was added to the aqueous formulation of diacrylate cross‐linker and acrylated macromers ...
Morris Wolf   +5 more
wiley   +1 more source

The Stereocontrolled Synthesis of Cyclobutane-based Fragment Library

open access: yes, 2021
Cyclobutane rings are important structural elements of small-molecule pharmaceuticals and other biologically active molecules. However, the synthesis of stereochemically defined cyclobutane compound collections remains a significant challenge, leading to
Lao, Kimchou, Rodriguez, Dani
core  

Regiodivergent Electrophilic Cyclizations of Alkynylcyclobutanes for the Synthesis of Cyclobutane-Fused O‑Heterocycles [PDF]

open access: yes, 2019
Cyclobutane-fused dihydropyrans and methylenetetrahydrofurans are highly interesting cores found in numerous natural products. Both these cores are selectively prepared from a common alkynylcyclobutane precursor bearing an appended hydroxyl group herein.
Sucunza, D.   +19 more
core   +1 more source

Diverse reactivity of maleimides in polymer science and beyond

open access: yesPolymer International, Volume 74, Issue 4, Page 296-306, April 2025.
This mini‐review provides a thorough overview of maleimide chemistry, highlighting its diverse reactivity in polymer and materials science applications. Abstract Maleimides are remarkably versatile functional groups, capable of participating in homo‐ and copolymerizations, Diels–Alder and (photo)cycloadditions, Michael additions, and other reactions ...
Bruce E Kirkpatrick   +2 more
wiley   +1 more source

Preparation of Enantioenriched Spirocyclic Scaffolds Transferring Axial Chirality from Borylalkylidenecycloalkanes

open access: yesChemistryEurope
Herein, an efficient transference of axial chirality from enantiomerically enriched borylalkylidenecycloalkanes to point chirality is disclosed through the synthesis of spirocyclic valuable compounds via cyclopropanation, borylcyclopropanation ...
Nerea Iragorri   +4 more
doaj   +1 more source

r-1,t-3-Bis[4-(dimethylamino)phenyl]-c-2,t-4-bis(pyridin-4-yl)cyclobutane

open access: yesActa Crystallographica Section E, 2014
The title compound, C30H32N4, was synthesized by the photodimerization of trans-4-{2-[4-(dimethylamino)phenyl]ethenyl}pyridine in benzene upon irradiation with UV light.
Shuguang Zhang, Junpeng Zhuang
doaj   +1 more source

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