Zobrazeno 1 - 10
of 372
pro vyhledávání: ''
Autor:
Masumeh Gilanizadeh, Behzad Zeynizadeh
Publikováno v:
Canadian Journal of Chemistry. :1-9
A simple, green, and highly efficient procedure has been developed for Knoevenagel condensation of malononitrile and aromatic aldehydes to the corresponding benzylidenemalononitriles in the presence of Fe3O4@APTMS@Zr–Sb–Ni–Zn nanoparticles (NPs
Autor:
Reza Khalifeh, Faranak Karimzadeh
Publikováno v:
Canadian Journal of Chemistry. 97:303-309
An efficient and straightforward protocol for direct synthesis of 2H-indazoles is achieved from consecutive condensation of 2-halobenzaldehydes, primary amines, and sodium azide catalyzed by heterogeneous copper nanoparticles on charcoal (Cu/C) is ac
Autor:
Khalid Al-Bahily, Ilia Korobkov, Balamurugan Vidjayacoumar, Peneau Virginie, Sandro Gambarotta, Camilo J. Viasus, Nicholas P. Alderman
Publikováno v:
Canadian Journal of Chemistry. 97:42-45
The possibility of thermally reducing formic acid to formaldehyde selectively has been probed using metallic zinc. Good selectivity (over 80%) was obtained with low concentrations of formic acid, with methanol and methyl formate as secondary products
Publikováno v:
Canadian Journal of Chemistry. 96:815-820
The present work examined the potential for two plants grown on Canadian soil, Symphytum officinale L. (common comfrey) and Panicum virgatum L. (switchgrass), to produce 5-hydroxymethylfurfural using metal chloride catalysis in two ionic liquids, 1-b
Publikováno v:
Canadian Journal of Chemistry. 96:226-234
New compounds and coordination polymers with highly polarizable metals (M = Hg, Pb) and 2,2′;6′2′-terpyridine (terpy) and 2,6-bis(benzimidazol-2-yl)pyridine (bbp) ligands have been synthesized and characterized for their photo-physical and opti
Autor:
Ali Shokuhi Rad
Publikováno v:
Canadian Journal of Chemistry. 95:845-850
In the present study, by using first-principle study within the density functional theory (DFT), we investigated the ozone (O3) chemisorption on the surface of pristine and nickel-decorated B12P12 nanoclusters. The important emphasis of this study is
Autor:
Eric A. C. Bushnell
Publikováno v:
Canadian Journal of Chemistry. 94:1127-1132
Molybdenum is the only 4d metal found in almost all life. One such molybdenum-containing enzyme is sulfite oxidase, which also contains the dithiolene-molybdopterin ligand. Sulfite oxidase is essential in the degradation of sulfur-containing compound
Autor:
Behzad Khalili, Mehdi Rimaz
Publikováno v:
Canadian Journal of Chemistry. 94:501-508
The gas and aqueous phase complexation geometries, electronic interactions, and metal ion affinities of Zn2+, Cd2+, and Hg2+ metal cations with the two most stable conformations of l-proline complexes were studied. The complexes were optimized by den
Publikováno v:
Canadian Journal of Chemistry. 94:523-532
The addition of TcO3L (L = Cl, O–, OCH3, CH3) to substituted ketenes along various addition pathways was studied with density functional theory calculations to explore the peri-, chemo-, and regioselectivity of the reactions. In the reactions of Tc
Publikováno v:
Canadian Journal of Chemistry. 94:170-175
We investigated the deposition of silver, copper, and lead from the ionic liquid 1-ethyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide [EMIM][TFSI] under potentiostatic conditions in the presence of water. This was part of a larger project in