Results 41 to 50 of about 925,927 (167)

Ligand-controlled regiodivergent and enantioselective C–H cyanation of secondary amines

Nature Communications
Aliphatic amines, such as N,N-dialkyl secondary amines, represent important scaffolds in bioactive molecules, driving significant interest in their regio- and stereoselective C–H functionalisation.
Yang-Jie Mao, Xiahe Chen, Huan-Le Li, Qi Pan, Kun Zhou, Zhen-Yuan Xu, Yun-Fang Yang, Shao-Jie Lou, Dan-Qian Xu   +8 more
doaj   +1 more source

Modifying graphene oxide with magnetic nanoparticles and Mg-Al LDHs and its application as an efficient catalyst in organic reactions

Scientific Reports
Graphene oxide was synthesized and modified with Fe3O4 magnetic nanoparticles, followed by integration of Mg-Al-OH LDHs into the GO matrix through solvothermal method.
Mohadeseh Rezaeian, Mahdieh Tajbakhsh, Mohammad Reza Naimi-Jamal   +2 more
doaj   +1 more source

Electrochemical Activity for Vanadium Redox Flow Batteries

International Journal of Electrochemical Science, 2019
A simple and effective method to roughen graphite felt (GF) by using manganese oxide as an etching agent has been developed for vanadium redox flow battery (VRFB) application.
Lei Chen, Haixia Zhou, Youqun Chu, Shaoping Tong   +3 more
doaj   +1 more source

Thermally stable Ni foam-supported inverse CeAlOx/Ni ensemble as an active structured catalyst for CO2 hydrogenation to methane

Nature Communications
Nickel is the most widely used inexpensive active metal center of the heterogeneous catalysts for CO2 hydrogenation to methane. However, Ni-based catalysts suffer from severe deactivation in CO2 methanation reaction due to the irreversible sintering and ...
Xin Tang, Chuqiao Song, Haibo Li, Wenyu Liu, Xinyu Hu, Qiaoli Chen, Hanfeng Lu, Siyu Yao, Xiao-nian Li, Lili Lin   +9 more
doaj   +1 more source

Multi-responsive chitosan-based hydrogels for controlled release of vincristine

Communications Chemistry, 2023
Hydrogels exhibit advantageous biocompatibility as carriers of chemotherapeutic agents, and those composed of natural polymers such as chitosan additionally offer biodegradability, environmental benefits, and low cost.
Bahareh Farasati Far, Mohsen Omrani, Mohammad Reza Naimi Jamal, Shahrzad Javanshir   +3 more
doaj   +1 more source

Bismuth Trioxide Modified Carbon Nanotubes as Negative Electrode Catalysts for all Vanadium Redox Flow Batteries

International Journal of Electrochemical Science, 2020
Bismuth trioxide modified carbon nanotubes (Bi2O3/CNTs) composite was fabricated by liquid phase deposition-calcinating method and used as electrocatalyst for V2+/V3+ redox couple of all vanadium redox flow batteries (VRFBs).
Youqun Chu, Haixia Zhou, Huimin Zhao
doaj   +1 more source

Crystal structure of catena-poly[[diaquacadmium(II)]-μ-3,3′-(1,3-phenylene)diacrylato]

Acta Crystallographica Section E: Crystallographic Communications, 2015
In the crystal of the title polymeric complex, [Cd(C12H8O4)(H2O)2]n, the CdII cation, located on a twofold rotation axis, is coordinated by two water molecules and chelated by two phenylenediacrylate anions (mpda) in a distorted octahedral geometry.
Xiao-Ping Zhang, Xin Chen, Kun-Lin Huang
doaj   +1 more source

Sweet Selenium: Synthesis and Properties of Selenium-Containing Sugars and Derivatives

Pharmaceuticals, 2020
In the last decades, organoselenium compounds gained interest due to their important biological features. However, the lack of solubility, which characterizes most of them, makes their actual clinical exploitability a hard to reach goal.
Francesca Mangiavacchi, Italo Franco Coelho Dias, Irene Di Lorenzo, Pawel Grzes, Martina Palomba, Ornelio Rosati, Luana Bagnoli, Francesca Marini, Claudio Santi, Eder Joao Lenardao, Luca Sancineto   +10 more
doaj   +1 more source

Copper-doped functionalized β-cyclodextrin as an efficient green nanocatalyst for synthesis of 1,2,3-triazoles in water

Scientific Reports, 2022
The synthesis of 1,2,3-triazoles with immobilized Cu(I) in thiosemicarbazide-functionalized β-cyclodextrin (Cu@TSC-β‐CD) as a supramolecular catalyst was discussed.
Mahdieh Tajbakhsh, Mohammad Reza Naimi-Jamal   +1 more
doaj   +1 more source

2-[1-(4-Bromophenyl)-2-nitroethyl]hexanoic acid

Acta Crystallographica Section E, 2014
In the crystal structure of the title compoud, C14H18BrNO4, molecules are linked by a strong O—H...O hydrogen bond and weaker C—H...O interactions. The benzene ring makes dihedral angles of 3.67 (3) and 72.63 (3)° with the carboxylic acid group and the ...
Yanpeng Zhang, Can Zhang, Ai-Bao Xia
doaj   +1 more source