Results 1 to 10 of about 13,627 (214)

Effect of chronic heat stress on the carbonylation of glycolytic enzymes in breast muscle and its correlation with the growth performance of broilers

Poultry Science, 2023
: Chronic heat stress has detrimental effects on the growth performance of broilers, and the potential mechanism is under exploration. In this study, the protein carbonyl modification was introduced to glycolytic enzymes to evaluate its relationship with
Yingsen Liu, Zhen Liu, Tong Xing, Jiaolong Li, Lin Zhang, Liang Zhao, Feng Gao   +6 more
doaj   +1 more source

Effective Synthesis of 4-Quinolones by Reductive Cyclization of 2′-Nitrochalcones Using Formic Acid as a CO Surrogate

Molecules, 2023
4-Quinolones are the structural elements of many pharmaceutically active compounds. Although several approaches are known for their synthesis, the introduction of an aryl ring in position 2 is problematic with most of them. The reductive cyclization of o-
Francesco Ferretti, Manar Ahmed Fouad, Cecilia Abbo, Fabio Ragaini   +3 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

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

Detection of ROS Induced Proteomic Signatures by Mass Spectrometry

Frontiers in Physiology, 2017
Reversible and irreversible post-translational modifications (PTMs) induced by endogenously generated reactive oxygen species (ROS) in regulatory enzymes and proteins plays an essential role in cellular signaling.
Brian McDonagh
doaj   +1 more source

Recent advances in using carbon dioxide as a carbonyl source for carbonylation reactions

Sustainable Chemistry for Energy Materials
Carbon dioxide (CO2) is an abundant, low-cost, and non-toxic C1 building block, and its valorization plays a pivotal role in achieving the goal of carbon neutrality.
Huixian Chen, Xingsi Kang, Zhuxia Zhang, Lin He   +3 more
doaj   +1 more source

Dibenzyl-(1S*,2S*)-2,3-dihydro-1H-indene-1,2-dicarboxylate

Molbank, 2023
The synthesis of dibenzyl-(1S*,2S*)-2,3-dihydro-1H-indene-1,2-dicarboxylate has been realized through a diastereospecific bis-alkoxycarbonylation reaction, which starts from the cheap and easily available 1H-indene, benzyl alcohol, and carbon monoxide ...
Diego Olivieri, Riccardo Tarroni, Carla Carfagna   +2 more
doaj   +1 more source

Synthesis of 2-substituted tetraphenylenes via transition-metal-catalyzed derivatization of tetraphenylene

Beilstein Journal of Organic Chemistry, 2016
A new strategy for the synthesis of 2-substituted tetraphenylenes through a transition-metal-catalyzed derivatization has been developed. Three types of functionalities, including OAc, X (Cl, Br, I) and carbonyl, were introduced onto tetraphenylene ...
Shulei Pan, Hang Jiang, Yanghui Zhang, Yu Zhang, Dushen Chen   +4 more
doaj   +1 more source

3-Cyclohexyl-6-phenyl-1-(p-tolyl)pyrimidine-2,4(1H,3H)-dione

Molbank, 2023
The synthesis of a novel uracil derivative, 3-cyclohexyl-6-phenyl-1-(p-tolyl)pyrimidine-2,4(1H,3H)-dione (4), is reported via a four-component reaction involving an α-chloroketone (1), an aliphatic isocyanate (2), a primary aromatic amine (3) and carbon ...
Francesco Messa, Serena Perrone, Antonio Salomone   +2 more
doaj   +1 more source

Synthesis of conformationally restricted glutamate and glutamine derivatives from carbonylation of orthopalladated phenylglycine derivatives

Beilstein Journal of Organic Chemistry, 2012
A new method for the regioselective synthesis of 2-alkoxycarbonyl- and 2-(aminocarbonyl)phenylglycinate methyl esters has been developed. The reaction of the orthopalladated complex [Pd(μ-Cl)(C6H4(CH(CO2Me)NMe2)-2)]2 (1) with nucleophiles HNu under a CO ...
Esteban P. Urriolabeitia, Eduardo Laga, Carlos Cativiela   +2 more
doaj   +1 more source