34 Result(s)
within
Organometallic Chemistry
Physical Chemistry
**ao-**a Jiang
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Article
A new [SiMo12O40]4−-based metal organic framework: synthesis, structure, photo-/electro-catalytic and absorption properties
The water pollution problems caused by organic dyes, inorganic ions and other pollutants are becoming more and more serious, and the removal of pollutants from wastewater is still a challenge. A polyoxometalat...
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Article
A three-dimensional Pb-centered coordination framework: crystal structure and electrochemiluminescent property
Rigid, dicarboxylic acid ligand 5-(4-carboxyphenyl)-1H-pyrazole-3-carboxylic acid (H3L) has been synthesized and utilized for assembling a metal organic framework [Pb2(HL)2]n through the hydrothermal technique. T...
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Article
Norbornene polymerization and copolymerization with ethylene by titanium complexes bearing pyridinium imide ligand
A novel titanium complex was synthesized and characterized, and its catalytic behavior for the homopolymerization of norbornene (NB) and copolymerization with ethylene (E) was investigated. After activation wi...
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Article
Rational Designed Polymer as a Metal-Free Catalyst for Hydroxylation of Benzene to Phenol with Dioxygen
Direct hydroxylation of benzene to phenol with dioxygen is a green route for synthesis of phenol. The higher bonding energies of C–H in benzene and O–O in dioxygen make metal-free catalysis a challenge. A nove...
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Article
Ferrocene-Modified Metal–Organic Frameworks as a Peroxidase-Mimicking Catalyst
Recently, the development of enzyme-like catalysts attracts increasing attention owing to their remarkable advantages over natural enzymes. Metal organic frameworks (MOFs) are ideal candidates for building bio...
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Article
Acidic–Basic Bifunctional Magnetic Mesoporous CoFe2O4@(CaO–ZnO) for the Synthesis of Glycerol Carbonate
Magnetic mesoporous CoFe2O4@(CaO–ZnO) exhibited good catalytic activity in the transesterification of glycerol and dimethyl carbonate to yield glycerol carbonate. The glycerol conversion of 97.7% and glycerol car...
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Article
Synthesis, structures and magnetic properties of four 3D heterometallic cobalt(II)–barium(II) coordination polymers
Four heterometallic complexes, namely {[CoBa(2,5-pdc)2(H2O)3]n·2nH2O} (1), [CoBa(2,5-pdc)2(H2O)4]n (2), [CoBa(2,5-pdc)2(H2O)5]n (3) and [CoBa2(2,5-pdc)3(μ2-H2O)2(H2O)4]n (4) (2,5-H2pdc = pyridine-2,5-dicarboxylic...
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Article
Enantioselective Morita–Baylis–Hillman Reaction of Acrylates with Nitrobenzaldehydes Promoted by the Bifunctional Ferrocene-Based Phosphinothiourea Organocatalysts
A series of ferrocene-based bifunctional phosphinothiourea organocatalysts were synthesized and applied to the enantioselective Morita–Baylis–Hillman reaction of acrylates with nitrobenzaldehydes, giving the d...
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Article
Nickel(II) and zinc(II) complexes of a pyridine ligand bearing a tetrathiafulvalene substituent
The synthesis, crystal structures, and electrochemical properties of the coordination complexes, NiBr2(ept)2 and ZnBr2(ept)2 (ept = 4,5-ethylenedioxy-3′-(3′-pyridyl)-tetrathiafulvalene) are reported. Both complex...
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Article
Synthesis, Structure and DNA-Binding Studies of Oxamido-Bridged Binuclear Copper(II) Complex: [Cu2(heap)](bipy)(ClO4)2
A new μ-oxamido-bridged copper(II)–copper(II) binuclear complex with formula of [Cu2(heap)](bipy)(ClO4)2, where H2heap and bipy are N,N′-bis(N-hydroxyethylaminopropyl)-oxamide and 4,4′-bipyridine, respectively, h...
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Article
Synthesis and crystal structures of terephthalato-bridged macrocyclic nickel(II) complexes with cis configurations
Three dinuclear terephthalato-bridged nickel(II) complexes [Ni(rac-L)]2(μ-TPA)(ClO4)2 (1), [Ni(RR-L)]2(μ-TPA)(ClO4)2 (2), and [Ni(SS-L)]2(μ-TPA)(ClO4)2 (3) (L = 5,5,7,12,12,14-hexamethyl-1,4,8,11-tetraazacyclotet...
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Article
Crystal and Molecular Structure of (S)-N-(2-Hydroxyphenyl)pyrrolidine-2-carboxamide
(S)-N-(2-Hydroxyphenyl)pyrrolidine-2-carboxamide was synthesized from Cbz-l-proline through two steps and characterized by NMR and MS. The crystal structure was determined from single-crystal X-ray diffraction da...
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Article
Synthesis and Crystal Structure of [Ni(L)(Phen)(H2O)]·3.75H2O
The title compound, [Ni(L)(Phen)(H2O)]·3.75H2O, where L = (E)-2-(5-formyl-2-oxidobenzylideneamino)ethanesulfonate, was synthesized in aqueous methanol in the presence of Ni(II), Phen and the potassium salt of 2-{...
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Article
Cyclopalladated complexes of 2-(m-nitrophenyl)imidazolines: synthesis, characterization and catalytic activity in the Suzuki reaction under mild conditions
Three cyclopalladated complexes of 2-(m-nitrophenyl)imidazolines have been easily prepared and characterized by spectroscopic analysis. The structure of one of the complexes has been determined by single-crystal ...
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Article
Syntheses and Crystal Structures of Two Novel 1D Complexes of Zinc(II) with Terephthalato-bridge
Two novel complexes [Zn(NIT3-py)(tp)]n 1 and [Zn(im3-py)(tp)]n 2 (NIT3-py = 2-(3′-pyridyl)-4,4,5,5-tetramethylimidazoline-1-oxyl-3-oxide, im3-py = 2-(3′-pyrid...
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Article
Synthesis, characterization and crystal structure of 6-ferrocenyl-2,4-dihydroxy-2,4-di(pyridine-2-yl) cyclohexanecarbonyl ferrocene
A novel ferrocene derivative which has four stereo centers has been prepared by an efficient synthetic method based on a solvent-free reaction. The compound was characterized by IR, 1H-NMR, 13C-NMR, ESI-MS, singl...
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Article
The hydrogen bonding in 2-amino-3-cyano-4-(3-nitrophenyl)-4,6-dihydro-5H-pyrano[3,2-c]quinolin-5-one N,N-dimethylformamide solvate monohydrate
The crystal structure of 2-amino-3-cyano-4,6-dihydro-4-(3-nitrophenyl)-5H-pyrano[3,2-c]quinolin-5-one N,N-dimethylformamide solvate monohydrate is determined by room temperature X-ray diffraction. The title compo...
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Article
Unclassical hydrogen bonds of C—H⋅sO and C—H⋅sN in the crystals of 2-amino-3-cyano-4-(3,4-dichlorophenyl)-5-oxo-1,4,5,6-tetrahydro-4H-pyrano[2,3-d]pyrimidine
The 2-amino-3-cyano-4-(3,4-dichlorophenyl)-5-oxo-1,4,5,6-tetrahydro-4H-pyrano[2,3-d] pyrimidine (1, C17H15Cl2N5O3) was synthesized and characterized by IR,1H NMR and elemental analysis. The molecular structure of
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Article
Synthesis and Characterization of Transition Metal Methanesulfonates and their Catalytic Behavior in Biginelli Reactions
A series of transition metal methanesulfonates were prepared and characterized by FTIR and TG. Characteristic peaks for the methyl and sulfonyl groups were observed in the i.r. spectra. The number of crystal w...
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Article
Catalytic combustion of methane on novel catalysts derived from Cu-Mg/Al-hydrotalcites
Novel Cu-Mg/Al mixed oxides (designated as i-CMAO-800) were prepared by calcinations of Cu-Mg/Al hydrotalcites [(Cu2+ +Mg2+)/Al3+= 3] at 800 °C. Their performance for the catalytic combustion of methane was inves...
