Results 51 to 60 of about 4,624,881 (335)

Multicomponent Reactions of Isocyanides for the Preparation of Low Molecular Weight Gelators: Preliminary Studies

open access: yesChemistry Proceedings, 2021
Low molecular weight gelators, LMWGs, are small molecules that can self-associate in organic solvents or in water to form fibrous supramolecular architectures and three-dimensional networks that present important applications in several fields.
José L. Ramiro   +2 more
doaj   +1 more source

Development and Preliminary In Vivo Study of 3D‐Printed Bioactive Glass Scaffolds with Trabecular Architecture

open access: yesAdvanced Engineering Materials, EarlyView.
This study reports the fabrication of trabecular bioactive glass scaffolds (composition “1d”: 46.1SiO2‐28.7CaO‐8.8MgO‐6.2P2O5‐5.7CaF2‐4.5Na2O wt%) through vat photopolymerization and the relevant results from mechanical testing and in vivo implantation procedures in rabbit femora, showing great promise for bone tissue engineering applications.
Dilshat Tulyaganov   +8 more
wiley   +1 more source

Synthesis of (macro)heterocycles by consecutive/repetitive isocyanide-based multicomponent reactions

open access: yesBeilstein Journal of Organic Chemistry, 2019
Isocyanide-based multicomponent reactions are a versatile tool in the synthesis of heterocycles. This review describes recently developed approaches based on the combination of consecutive or repetitive isocyanide-based multicomponent reactions for the ...
Angélica de Fátima S. Barreto   +1 more
doaj   +1 more source

Isocyanides: Promising Functionalities in Bioorthogonal Labeling of Biomolecules

open access: yesFrontiers in Chemistry, 2021
Isocyanides have drawn increasing attention in biological applications due to their attractive properties and unique reactivities, which can undergo various reactions, such as multicomponent reactions, α-addition reactions, [4 + 1] cycloaddition ...
Yuchen Zhu   +6 more
doaj   +1 more source

Recent applications of ninhydrin in multicomponent reactions

open access: yesRSC Advances, 2020
Ninhydrin (1,2,3-indanetrione hydrate) has a remarkable breadth in different fields, including organic chemistry, biochemistry, analytical chemistry and the forensic sciences. For the past several years, it has been considered an important building block
Suven Das
semanticscholar   +1 more source

QCD and models on multiplicities in $e^+e^-$ and $p\bar p$ interactions

open access: yes, 2004
A brief survey of theoretical approaches to description of multiplicity distributions in high energy processes is given. It is argued that the multicomponent nature of these processes leads to some peculiar characteristics observed experimentally ...
A. B. Kaidalov   +38 more
core   +1 more source

Can Ti‐Based MXenes Serve as Solid Lubricants for Brake Applications? A Tribological Study

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the first implementation of Ti‐based MXenes materials in brake pad friction composite material. The resulting composite material exhibits a 48% reduction in the wear rate; alongside significant improvements are observed for thermal and mechanical properties.
Eslam Mahmoud   +7 more
wiley   +1 more source

Interaction between Molten Al‐Killed Mn–B Steel and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
High‐temperature interactions between low‐sulfur Al‐killed Mn–B steel and MgO–C refractories (0 and 50 wt% recyclates) are studied via finger immersion tests (1600 °C). Surface‐active elements influence infiltration. MgO/CaS layer forms, along with spinel and calcium silicate.
Matheus Roberto Bellé   +5 more
wiley   +1 more source

Amines as key building blocks in Pd-assisted multicomponent processes

open access: yesBeilstein Journal of Organic Chemistry, 2011
In the last few years, palladium-mediated three-component synthesis has emerged as an important synthetic methodology to gain access to nitrogen-containing structures. The latest developments in this area are discussed in this review.
Didier Bouyssi   +2 more
doaj   +1 more source

Enantioselective Ugi and Ugi-azide reactions catalyzed by anionic stereogenic-at-cobalt(III) complexes

open access: yesNature Communications, 2022
Ugi reactions are well known multicomponent reactions that allow the preparation of a variety of chemical compounds including peptides, heterocyclic compounds, or natural products.
Bing-Bing Sun   +8 more
doaj   +1 more source

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