Results 41 to 50 of about 27,691 (270)

Selective Methanol Carbonylation to Acetic Acid on Heterogeneous Atomically Dispersed ReO4/SiO2 Catalysts.

Journal of the American Chemical Society, 2020
Methanol carbonylation to acetic acid (AA) is a large-scale commodity chemical production process that requires homogeneous liquid-phase organometallic catalysts with corrosive halide-based co-catalysts to achieve high selectivity and activity.
Ji Qi, Jordan Finzel, Hossein Robatjazi, Mingjie Xu, A. Hoffman, S. Bare, Xiaoqing Pan, P. Christopher   +7 more
semanticscholar   +1 more source

Protein Carbonylation in Patients with Myelodysplastic Syndrome: An Opportunity for Deferasirox Therapy

Antioxidants, 2019
Control of oxidative stress in the bone marrow (BM) is key for maintaining the interplay between self-renewal, proliferation, and differentiation of hematopoietic cells.
Alba Rodríguez-García, María Luz Morales, Vanesa Garrido-García, Irene García-Baquero, Alejandra Leivas, Gonzalo Carreño-Tarragona, Ricardo Sánchez, Alicia Arenas, Teresa Cedena, Rosa María Ayala, José M. Bautista, Joaquín Martínez-López, María Linares   +12 more
doaj   +1 more source

A New Pd-Based Catalytic System for the Reductive Carbonylation of Nitrobenzene to Form N-(4-hydroxyphenyl)acetamide Selectively in One Pot

Reactions, 2023
N-(4-hydroxyphenyl)acetamide (commonly named paracetamol or acetaminophen) is a target molecules for many industries that produce chemicals for pharmaceutical applications.
Andrea Vavasori, Marco Capponi, Lucio Ronchin   +2 more
doaj   +1 more source

Carbonylation of proteins—an element of plant ageing

Planta, 2020
Main conclusion Carbonylation-ROS-dependent posttranslational modification of proteins-may be regarded as one of the important events in the process of ageing or senescence in plants.
K. Ciacka, M. Tymiński, A. Gniazdowska, U. Krasuska   +3 more
semanticscholar   +1 more source

Auto-Tandem Catalysis in Ionic Liquids: Synthesis of 2-Oxazolidinones by Palladium-Catalyzed Oxidative Carbonylation of Propargylic Amines in EmimEtSO4

Molecules, 2016
A convenient carbonylative approach to 2-oxazolidinone derivatives carried out using an ionic liquid (1-ethyl-3-methylimidazolium ethyl sulfate, EmimEtSO4) as the solvent is presented.
Raffaella Mancuso, Asif Maner, Ida Ziccarelli, Christian Pomelli, Cinzia Chiappe, Nicola Della Ca’, Lucia Veltri, Bartolo Gabriele   +7 more
doaj   +1 more source

Explainable Deep Multilevel Attention Learning for Predicting Protein Carbonylation Sites

Advanced Science
Protein carbonylation refers to the covalent modification of proteins through the attachment of carbonyl groups, which arise from oxidative stress. This modification is biologically significant, as it can elicit modifications in protein functionality ...
Jian Zhang, Jingjing Qian, Pei Wang, Xuan Liu, Fuhao Zhang, Haiting Chai, Quan Zou   +6 more
doaj   +1 more source

Cellular recycling of proteins in seed dormancy alleviation and germination

Frontiers in Plant Science, 2016
Each step of the seed-to-seed cycle of plant development including seed germination is characterized by a specific set of proteins. The continual renewal and/or replacement of these biomolecules are crucial for optimal plant adaptation.
Krystyna Oracz, Marlena Stawska
doaj   +1 more source

Reactive Palladium–Ligand Complexes for ¹¹C-Carbonylation at Ambient Pressure: A Breakthrough in Carbon-11 Chemistry

Pharmaceuticals, 2023
The Pd–Xantphos-mediated 11C-carbonylation protocol (also known as the “Xantphos- method”), due to its simplistic and convenient nature, has facilitated researchers in meeting a longstanding need for preparing 11C-carbonyl-labeled radiopharmaceuticals at
Kenneth Dahl, Anton Lindberg, Neil Vasdev, Magnus Schou   +3 more
doaj   +1 more source

Carbonylation of Polyfluorinated Alkylbenzenes and Benzocycloalkenes at the Benzyl C-F and C-Cl Bonds Under the Action of CO/SbF₅

Molecules
The carbonylation at the benzyl C-Hal bonds (Hal = F, Cl) of a number of polyfluorinated alkylbenzenes and benzocycloalkenes using carbon monoxide in the presence of SbF5 is described.
Yaroslav V. Zonov, Siqi Wang, Vladislav V. Komarov, Victor M. Karpov, Dmitriy A. Parkhomenko, Tatyana V. Mezhenkova   +5 more
doaj   +1 more source

Constructing chiral bicyclo[3.2.1]octanes via palladium-catalyzed asymmetric tandem Heck/carbonylation desymmetrization of cyclopentenes

Nature Communications, 2020
Transition-metal-catalyzed tandem Heck/carbonylation reaction has emerged as a powerful tool for the synthesis of structurally diverse carbonyl molecules, as well as natural products and pharmaceuticals.
Zhenbo Yuan, Yuye Zeng, Ziwen Feng, Zhe Guan, Aijun Lin, Hequan Yao   +5 more
semanticscholar   +1 more source