Results 91 to 100 of about 2,940,757 (378)

Ethyl 5-(4-Bromophenyl)-4-methyl-1H-pyrrole-2-carboxylate

open access: yesMolbank, 2017
This note describes a sequence converting an oxime-substituted pyrrolidine into a trisubstituted pyrrole structure. The synthetic route is based on a double chlorination of the pyrrolidine substrate followed by the base induced formation of both an imine
Marcus Baumann, Ian R. Baxendale
doaj   +1 more source

Preparation and properties of reproducible carboxyl nitrile rubber ionic network

open access: yesHecheng xiangjiao gongye, 2021
Zinc oxide (ZnO) was added to carboxyl nitrile rubber (XNBR) by in-situ blending in situ reaction to form unsaturated zinc carboxylate, and ionic XNBR was prepared by constructing ion network.
JIAO Sheng-cheng1; YUE Song2; WANG Xiao-tong2; GENG Jie-ting2*
doaj   +1 more source

Conjugation at the oligonucleotide level based on isoxazole phosphoramidites generated by click chemistry [PDF]

open access: yes, 2011
The versatility of the isoxazole generating nitrile oxide–alkyne Huisgen cycloaddition for provision of chemically modified oligonucleotides has been extended; in a novel approach isoxazole conjugated oligodeoxyribonucleotides have been constructed by ...
Freeman, Colin   +2 more
core  

Unperceivable Designs of Wearable Electronics

open access: yesAdvanced Materials, EarlyView.
Unperceivable wearable technologies seamlessly integrate into everyone's daily life, for healthcare and Internet‐of‐Things applications. By remaining completely unnoticed both visually and tactilely, by the user and others, they ensure medical privacy and allow natural social interactions.
Yijun Liu   +2 more
wiley   +1 more source

Preparation of heterocyclic block copolymer from perfluoroalkylene oxide alpha, omega-diamidoximes [PDF]

open access: yes, 1979
Diamidoxime monomers are intermolecularly and thermally condensed to form a heat and chemical resistant polymer containing 1,2,4-oxadiazole linkages with identical bivalent organic radicals or any combination of bivalent organic radicals selected from ...
Iannone, M., Ross, L. O., Rosser, R. W.
core   +1 more source

Decoupling Degradation at the Electrode Interfaces in Prussian White Full Cells

open access: yesAdvanced Materials Interfaces, EarlyView.
Prussian White (PW) as a sodium‐ion battery (SIB) cathode material is advancing, having already been commercialized. Yet, capacity fade and cyanide‐related safety risks persist. By integrating Mössbauer‐ and online electrochemical mass spectrometry, this study analyzes degradation in PW cells, observing hydrogen and cyanide evolution.
Casimir Misiewicz   +4 more
wiley   +1 more source

Introduction of an isoxazoline unit to the β-position of porphyrin via regioselective 1,3-dipolar cycloaddition reaction

open access: yesBeilstein Journal of Organic Chemistry, 2019
Isoxazoline-linked porphyrins have been synthesized by a regioselective 1,3-dipolar cycloaddition reaction between vinylporphyrin 2 and nitrile oxides. The steric interaction directed the reaction trajectory, in which only the product with a link between
Xiujun Liu, Xiang Ma, Yaqing Feng
doaj   +1 more source

Amplification of Chiral Raman Scattering: A Review of Resonance Raman Optical Activity and Surface Enhanced Raman Optical Activity

open access: yesAdvanced Materials Interfaces, EarlyView.
Raman Optical Activity (ROA) uniquely probes chiral and stereochemical properties of molecules, revealing critical insights into fields like biology and material science. This review explores ROA's historical development, principles, limitations, and advancements, including resonance and surface‐enhanced methods to amplify signals.
Guojie Li   +3 more
wiley   +1 more source

Turning Plastic Waste Immiscibility into an Advantage: Efficiency Improvement of PVDF‐Based Energy Harvesters Using Post‐Consumer Thermoplastics

open access: yesAdvanced Materials Interfaces, EarlyView.
Turning plastic waste immiscibility into an advantage: efficiency improvement of PVDF‐based energy harvesters using post‐consumer thermoplastics. The study highlights the synergy between thermoplastics waste and PVDF achieving remarkable voltage outputs ≈800 V surpassing traditional PVDF‐based nanogenerators. Abstract The immiscibility of plastic waste,
Petr Slobodian   +5 more
wiley   +1 more source

Structural studies on silver(I) complexes containing phenylcyanamido ligands and uranyl(VI) complexes with beta-ketophenolates : a dissertation presented in partial fulfilment for the degree of Master of Science in Chemistry at Massey University [PDF]

open access: yes, 1992
This thesis is divided into two parts. In Section One studies on the interaction of phenylcyanamides with silver(I) are reported. Section Two describes the results of studies on the complexes formed from β-ketophenol ligands and the uranyl ion.
Cresswell, Roger Joseph
core  

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