Results 31 to 40 of about 53,952 (260)

Nano copper oxide catalyzed synthesis of symmetrical diaryl sulfides under ligand free conditions

open access: yesBeilstein Journal of Organic Chemistry, 2011
Potassium thiocyanate acts as an efficient sulfur surrogate in C–S cross-coupling reactions mediated by recyclable copper oxide nanoparticles under ligand free conditions.
K. Harsha Vardhan Reddy   +4 more
doaj   +1 more source

Unexpected Metal-Free Dehydrogenation of a β-Ketoester to a Phenol Using a Recyclable Oxoammonium Salt

open access: yesMolbank, 2021
The conversion of ethyl 2-oxocyclohexanecarboxylate to ethyl salicylate using an oxoammonium salt is reported. The dehydrogenation reaction is operationally simple and compares favorably with previous literature examples for the same transformation and ...
Fabrizio Politano   +3 more
doaj   +1 more source

Study on Phosphating Pretreatment Properties of Hot-Rolled Pickling Steel Plate with Honeycomb Surface Morphology [PDF]

open access: yesCailiao Baohu, 2023
In order to study the effect of honeycomb surface on the phosphating properties of hot-rolled pickling plate, and to analyze the reasons for the formation of honeycomb surface as well as the mechanism for the honeycomb surface to influence the growth of ...
LONG Yuan, YAN Chen-xi, HAO Yu-lin, QI Zhi-kun, LIU Hua-sai, LI Xue-tao
doaj   +1 more source

Recyclable Magnesium-Modified Biochar Beads for Efficient Removal of Phosphate from Wastewater

open access: yesNanomaterials, 2023
Although ball milling is effective for biochar modification with metal oxides for efficient phosphate removal, the recyclability of the adsorbent as well as the precursors for modification, still need to be optimized. Herein, a magnesium-modified biochar
Biao Hu   +5 more
doaj   +1 more source

TOWARDS AUTOMATED PACKAGING FOR E-COMMERCE LOGISTICS [PDF]

open access: yesMalaysian E Commerce Journal, 2020
The conventional supply chain of consumer goods uses corrugated boxes on pallets as the main principle for manipulation, storage and transport of the goods. Apart from dimensions the vertical compression strength is the most important selection criterion
J. Roman, W. Nica, R. Chalmet, M. Juwet
doaj   +1 more source

One-Step Fabrication of Recyclable Konjac Glucomannan-Based Magnetic Nanoparticles for Highly Efficient Cr(VI) Adsorption

open access: yesMolecules, 2023
Recently, the natural polymer polysaccharide konjac glucomannan (KGM) has received attention as a promising adsorbent in water treatment due to its low toxicity, cost-effectiveness and biocompatibility.
Jianjuan Zhang   +4 more
doaj   +1 more source

Recyclable Catalysts for Alkyne Functionalization

open access: yes, 2021
In this review, we present an assessment of recent advances in alkyne functionalization reactions, classified according to different classes of recyclable catalysts.
Bhanu P. S. Chauhan   +2 more
core   +1 more source

Recyclable hypervalent-iodine-mediated solid-phase peptide synthesis and cyclic peptide synthesis

open access: yesBeilstein Journal of Organic Chemistry, 2018
The system of the hypervalent iodine(III) reagent FPID and (4-MeOC6H4)3P was successfully applied to solid-phase peptide synthesis and cyclic peptide synthesis.
Dan Liu, Ya-Li Guo, Jin Qu, Chi Zhang
doaj   +1 more source

Fully Room Temperature Reprogrammable, Recyclable, and Photomobile Soft Actuators from Physically Cross-Linked Main-Chain Azobenzene Liquid Crystalline Polymers

open access: yesMolecules, 2023
Fully room temperature three-dimensional (3D) shape-reprogrammable, recyclable, and photomobile azobenzene (azo) polymer actuators hold much promise in many photoactuating applications, but their development is challenging.
Shengkui Ma   +3 more
doaj   +1 more source

Heterogeneous photocatalytic cyanomethylarylation of alkenes with acetonitrile: synthesis of diverse nitrogenous heterocyclic compounds

open access: yesBeilstein Journal of Organic Chemistry, 2021
A visible light-mediated heterogeneous photocatalytic cyanomethylarylation of alkenes with acetonitrile has been established using K-modified carbon nitride (CN-K) as a recyclable semiconductor photocatalyst.
Guanglong Pan   +4 more
doaj   +1 more source

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