Results 51 to 60 of about 3,038 (175)

Smart Design: Integrating Artificial Intelligence and Gene Editing for Advanced mRNA Therapeutics

open access: yesMedComm – Biomaterials and Applications, Volume 5, Issue 3, September 2026.
The challenges of mRNA therapy and the application of artificial intelligence and gene editing in the field of mRNA drugs. ABSTRACT Artificial intelligence (AI) and gene editing are increasingly being applied to the design and evaluation of mRNA therapeutics.
Haixing Shi   +11 more
wiley   +1 more source

Microwave-assisted efficient and facile synthesis of tetramic acid derivatives via a one-pot post-Ugi cascade reaction

open access: yesBeilstein Journal of Organic Chemistry, 2020
A facile microwave-assisted method for the synthesis of tetramic acid derivatives has been developed through an Ugi/Dieckmann cyclization strategy with DBU.
Yong Li   +8 more
doaj   +1 more source

Deactivation Pathways in 2‐Ferrocenylmethyl‐5‐Aminoxazoles Synthesized via Ugi–Zhu Reaction: A Dewar–Chatt–Duncanson‐Type Interaction

open access: yesChemistrySelect, Volume 11, Issue 29, 3 August 2026.
The synthesis and full characterization are reported of 15 new ferrocenyl‐containing oxazoles via the Ugi–Zhu reaction, which is a special kind of MCR versatile to synthesize different types of heterocycles and polyheterocycles, and the DFT‐based study is performed using a high level of theory to rationalize the reactivity of synthesized compounds ...
Carlos E. Garduño‐Albino   +5 more
wiley   +1 more source

In Silico and in Vitro Studies of Fluorinated Chroman-2-Carboxilic Acid Derivatives as an Anti-tubercular Agent

open access: yesFolia Medica, 2018
Background: Despite the use of traditional method, Ugi reaction currently is a well-established multicomponent reaction. Chromane motif itself possesses a variety of biological functions.
Kapadiya Khushal M.   +3 more
doaj   +1 more source

Late‐Stage Functionalization of Peptides on the Solid Phase

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 31, 27 July 2026.
Peptide modifications are essential to control pharmacodynamic and pharmacokinetic properties of peptide drugs. Consequently, strategies that allow for efficient and rapid incorporation of non‐canonical modifications into peptides in parallel formats are highly sought after.
Marius Werner   +2 more
wiley   +1 more source

Cleavable β-Cyanoethyl Isocyanide in the Ugi Tetrazole Reaction [PDF]

open access: yesOrganic Letters, 2016
β-Cyanoethyl isocyanide is introduced as a cleavable isocyanide in the Ugi tetrazole reaction. Eleven examples are described that exhibit a broad scope and are obtained in good overall yields. The obtained 1H-tetrazole scaffold is an important bioisostere for carboxylic acids, and the method described here is a valuable alternative route to known ...
Kroon   +4 more
openaire   +3 more sources

Reaction Enumeration Based on NBO‐Informed Molecular Graphs

open access: yesJournal of Computational Chemistry, Volume 47, Issue 19, 15 July 2026.
NBO‐informed molecular graphs represent chemistry via valence orbitals rather than atomic connectivity, enabling consistent reaction analysis across environments. By identifying delocalized motifs and increasing complexity adaptively, the framework enables efficient exploration of inaccessible mechanisms and diverse catalytic and reaction networks for ...
Javier E. Alfonso‐Ramos, Thijs Stuyver
wiley   +1 more source

An Ugi–Joullié Platform for Medicinally Relevant 1,4‐Dihydrobenzothiazines

open access: yesChemMedChem, Volume 21, Issue 13, 14 July 2026.
A series of benzothiazine derivatives was efficiently synthesized via an UJ‐2CR of a preformed imine and diverse isocyanides. The method features mild, room‐temperature conditions, broad functional‐group tolerance, and scalability, enabling rapid access to a chemically diverse library of 19 adducts with potential for further medicinal chemistry ...
Xiaofang Lei   +9 more
wiley   +1 more source

A Novel Class of Small Molecule Agonists with Preference for Human over Mouse TLR4 Activation. [PDF]

open access: yesPLoS ONE, 2016
The best-characterized Toll-like receptor 4 (TLR4) ligands are lipopolysaccharide (LPS) and its chemically modified and detoxified variant, monophosphoryl lipid A (MPL).
Jason D Marshall   +13 more
doaj   +1 more source

Design, Synthesis, and Photophysical Studies of Functionalized Polyaromatic Isonitriles as Visible Light Photoredox Catalysts

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 25, 4 July 2026.
A new series of structurally rich polyaromatic isonitriles is presented as photoredox catalysts. Their photophysical properties are investigated by UV–Vis absorption and fluorescence measurements, combined with experimental and theoretical studies to evaluate both ground‐ and excited‐state redox properties.
Cristina Martini   +9 more
wiley   +1 more source

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