Results 21 to 30 of about 1,960 (188)

New efficient synthesis of polysubstituted 3,4-dihydroquinazolines and 4H-3,1-benzothiazines through a Passerini/Staudinger/aza-Wittig/addition/nucleophilic substitution sequence

Beilstein Journal of Organic Chemistry, 2022
A new efficient synthesis of polysubstituted 3,4-dihydroquinazolines and 4H-3,1-benzothiazines via sequential Passerini/Staudinger/aza-Wittig/addition/nucleophilic substitution reaction has been developed.
Long Zhao, Mao-Lin Yang, Min Liu, Ming-Wu Ding   +3 more
doaj   +1 more source

Synthesis of Triterpenoid-Derived α-Acyloxycarboxamides via Passerini Reaction

Chemistry Proceedings, 2021
Herein we describe the synthesis of a small series of α-acyloxycarboxamides via a facile and efficient one-pot procedure, employing a plant-derived triterpenoid as carboxylic acid component.
Fidel Rodríguez-López, Hugo A. García-Gutiérrez, Rocío Gámez-Montaño   +2 more
doaj   +1 more source

Structure optimization of new tumor-selective Passerini α-acyloxy carboxamides as Caspase-3/7 activators

Scientific Reports, 2022
Selective elimination of tumors has always been the mainstay of oncology research. The on-going research underlying the cellular apoptotic mechanisms reveal caspases activation, especially the key effector caspase-3, as a personalized tumor-selective ...
Mohammed Salah Ayoup, Yasmin Wahby, Hamida Abdel-Hamid, Marwa M. Abu-Serie, Mohamed Teleb   +4 more
doaj   +1 more source

Strain and Complexity, Passerini and Ugi Reactions of Four‐Membered Heterocycles and Further Elaboration of TOSMIC Product

ChemistryOpen, 2023
Straightforward and general Passerini and Ugi procedures have been developed to incorporate four‐membered heterocycles into highly functionalized scaffolds.
Gábor Sztanó, Dr. Zoltán Dobi, Dr. Tibor Soós   +2 more
doaj   +1 more source

Passerini-type reaction of boronic acids enables α-hydroxyketones synthesis

Nature Communications, 2021
Multicomponent reactions enable the rapid construction of diverse molecular scaffolds with modularity and step economy. In this work, the authors report the use of boronic acids as carbon nucleophiles in a Passerini-type three-component coupling reaction
Kai Yang, Feng Zhang, Tongchang Fang, Chaokun Li, Wangyang Li, Qiuling Song   +5 more
doaj   +1 more source

O‐Arylative Passerini Reactions. [PDF]

ChemInform, 2006
AbstractChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.
El Kaim, Laurent, Gizolme, Marie, Grimaud, Laurence   +2 more
openaire   +2 more sources

Exploring the Environmental Sustainability of Primary Al-Air Batteries for Long-Term Energy Storage Applications. [PDF]

ChemSusChem
An exploratory life cycle assessment compares aluminum–air batteries with gaseous and liquefied hydrogen for long‐term energy storage. The results reveal strong trade‐offs between climate benefits, resource burdens, and system efficiency, highlighting key hot spots and showing how decarbonized smelting and circular material flows can improve the ...
Ersoy H, Baumann MJ, Jasper FB, Wulf C, Weil M, Ramos TB, Passerini S.   +6 more
europepmc   +2 more sources

Mechanochemically‐Assisted Passerini Reactions: A Practical and Convenient Method for the Synthesis of Novel α‐Acyloxycarboxamide Derivatives

ChemistryOpen, 2023
A carboxylic acid, an aldehyde, and an isonitrile were combined in a single step (Passerini reaction) under mechanochemical activation to produce several α‐acyloxycarboxamide derivatives in high to excellent yields within 15 min of milling ...
Dr. Sodeeq Aderotimi Salami, Justin Bazibuhe Safari, Dr. Vincent J. Smith, Prof. Dr. Rui W. M. Krause   +3 more
doaj   +1 more source

Enhancing Mechanical and Electrochemical Stability of EDLC Electrodes via Crosslinked Polysaccharide Binder Blends. [PDF]

Adv Sci (Weinh)
Cross‐linked polysaccharide binders derived from potato starch and xanthan gum enable fully water processed EDLC electrodes with improved mechanical integrity and long‐term electrochemical stability at high voltage. ABSTRACT Advancing sustainable energy storage technologies has increased the focus on water processable binders for high‐performance ...
Karimi Jafari M, Singh R, Passerini S, Varzi A.   +3 more
europepmc   +2 more sources

Plant-Derived Triterpenoid Functionalization: Synthesis of α-Acyloxycarboxamides

Chemistry Proceedings, 2023
The application of isocyanide-based multicomponent reactions (IMCRs) for triterpenoid functionalization has been little reported. Triterpenoids and their derivatives are an important class of natural products of interest in medicinal chemistry due to ...
Fidel Rodriguez-Lopez, Edgar G. Rodríguez-García, Hugo A. García-Gutiérrez, Rocío Gámez-Montaño   +3 more
doaj   +1 more source