The design and synthesis of a bifunctional catalyst to tackle environmental pollution caused by 2-chloroethyl ethyl sulfide (CEES) phenolic compounds is meaningful. In this study, new three-dimensional (3D) polyoxovanadate (POV)-based metal–organic framework, [Co(L)(V₄O₁₂)_0.5(H₂O)]·2H₂O (<strong>1</strong>; L = N,N'-bis(3-methylpyridin-3-yl)-2,6-naphthalenediamide), was synthesized under hydrothermal conditions. <strong>1</strong>...

Rapid exfoliation of pillared-layer metal–organic frameworks into single-layer nanosheets for a high turnover frequency water oxidation.

A polyoxovanadate-based zinc–organic framework, [Zn(bix)]{V2O6}(V-Zn-MOF, bix = 1,4-bis(imidazole-1-ylmethyl)benzene), was successfully synthesized under hydrothermal conditions. Single-crystal X-ray analysis reveals that the V-Zn-MOF contains {V2O6}n2n– polyanion chains and [Zn(bix)]2+ cation frameworks with open zinc metal sites, which endows V-Zn-MOF-rich Lewis base acid sites. Considering can usually be utilized as active centers for catalytic reactions, we explore activity of...

Self-assemblies of the semirigid dipolar ligand 1,4-bis(benzimidazol-1-ylmethyl)benzene (L) with zinc and cobalt salts have led to six new complexes, namely, {[M(L)(DMF)2(H2O)2]·2(NO3)}n [M = Zn (1) Co (2)], {[M(L)2Cl2]·DMF·S}n Zn(3), S C2H5OH; Co(4), CH3OH + H2O], [Zn(L)2]·(ClO4)2·4DMF·3H2O]n (5), {[Co(L)2(DMF)2](ClO4)2}n (6), respectively. Their structures were determined by single-crystal X-ray diffraction analyses further characterized elemental analyses, IR spectra, thermogravimetric...

A POVs-based Cu(<sc>i</sc>)–MOF was synthesized and utilized as a heterogeneous catalyst for the cyclization of CO₂with propargylic alcohols to obtain value-added α-alkylidene cyclic carbonates, exhibiting high catalytic activity sustainability.

Abstract Blisters can form spontaneously when transferring 2D materials on a substrate because of the small molecules trapped at interface. Though extensive works have revealed characteristic aspect ratio these blisters by neglecting bending effect layer, how comes into play as layer number increases has not been fully understood. Here, simply measuring profiles formed transferred multilayer graphene and MoS 2 sheets, variable transition their shape from constant to dome curvature are...

Shear thickening fluids (STFs) based on additives with different concentrations and molecular chain lengths were investigated. STF samples prepared silica additive dispersed in polyethylene glycol (PEG) 400, where three types of PEG4000, PEG6000, PEG10000 used. For PEG10000, concentrations, including 0, 1%, 3%, 5%, selected to study the influences concentrations. Rheological properties measured a rheometer. The results show that shear effect was significantly enhanced increase concentration...

An NBD-armed tetraaza macrocyclic lysosomal-targeted fluorescent probe for detecting Cu2+ was synthesized and used fluorescence imaging in HeLa cells. The specifically localized lysosomes successfully applied to visualize as well monitor level changes the of living

In this work, a new α–γ-type [Mo8O26]4– anion was first synthesized and characterized by single-crystal X-ray diffraction analysis obtained introducing molybdate to the synthesis of metal–organic complex (MOC) under hydrothermal conditions. An octamolybdate-based MOC, namely, {[Cu8(H2O)6](dpyh)4(α–γ-Mo8O26) }·(β-Mo8O26)·8.5H2O (H2dpyh = N,N-bis(3-pyrazolamide)-1,2-hexahydrobenzene), obtained. The composed four MoO6 octahedra MoO5 trigonal bipyramids sharing their edges corners. title...

The direct oxidation of C-H bonds in organic materials into necessary oxygen-containing compounds under mild conditions has attracted increasing attention. A Keggin-type polyoxometalate-based metal-organic complex (MOC), [CuII4CuI(H2trz)4(C2O4)(H2O)4(H3PW11.18CuII0.82O40)]·8H2O (1) (H3trz = 1,2,4-triazole), was designed and synthesized hydrothermal conditions, structurally characterized by single crystal X-ray diffraction, PXRD, IR spectroscopy, TGA, XPS. Complex 1 is a 3D 4,6,8-connected...

An unusual visible-light-induced [1,3]-brook rearrangement of α-ketoacylsilanes for cascade cyclization with 1,3,5-triazinanes and C , N -cyclic azomethine imines has been realized to assemble various β-lactams pyrazolidinone scaffolds.

To investigate the risk factors for Type II respiratory failure associated with severe scoliosis in patients under 40 years of age. Patients and pulmonary impairment treated our hospital from January 2020 to December 2022 were recorded. We evaluated spinal parameters standing full spine X-rays, including main thoracic curve, kyphosis, apical vertebrae, distance between T1-T12. also assessed patient's function test (PFT), forced vital capacity (FVC) percentage measured FVC values predicted...

The inherent sluggish kinetics of the conventional four-electron transfer pathway fundamentally limits oxygen reduction reaction (ORR) efficiency. While electronic structure modulation offers potential solutions, developing effective catalytic regulation strategies remains challenging due to elusive structure-activity correlations. In this study, Fe4 cluster sites are engineered with dual parallel electron channels that enable concurrent O─O bond cleavage and atom protonation. This unique...

Two potential anticancer copper(<sc>ii</sc>) complex drugs showed better activity than cisplatin against HeLa cells, and efficiently bonded with DNA/HSA.

Based on ligands of N,N′-bis((diphenylphosphino)methyl)benzene-1,4-diamine (L1) and N,N′-bis((diphenylphosphino)methyl)naphthalene-1,5-diamine (L2), six complexes {[Ag(L1)0.5(phen)](BF4)·(H2O)0.5}2 (1), {[Cu(L1)0.5(phen)(CH3CN)](ClO4)·(H2O)0.5}2 (2), {[Cu(L1)0.5(4,4′-bipyridine)(CH3CN)](ClO4)·(CH3COCH3)}n (3), {[Ag(L2)0.5(phen)(NO3)]}2 (4), {[Cu(L2)(2,2′-bipyridine)](BF4)·(CH3CH2OCH2CH3)}n (5) {[Ag(L2)0.5(4,4′-bipyridine)](CF3SO3)·(DMF)}n (6) are isolated. Single crystal X-ray diffraction...

A novel fluorescent sensor composed of a naphthalene functionalized tetraazamacrocycle ligand 3,6,9,15-tetraazabicyclo[9.3.1]pentadeca-1(15),11,13-triene-3-methyl (1) and Zn(2+) has been designed prepared, which can be utilized for selective ratiometric sensing pyrophosphate (PPi) over other phosphate-containing anions in aqueous solution at physiological pH. Notably, the water soluble 1 itself also exhibits enhanced response to Zn(2+), complex 1-Zn(2+) thus formed eventually fulfils...

The reactions of new chiral organic ligands trimesoyltri(L-alanine) (L-TMTAH3) or trimesoyltri(D-alanine) (D-TMTAH3) with transition metal salts in the presence an ancillary ligand 4,4′-bipyridine gave two pairs three dimensional frameworks [Co3(L-TMTA)2(4,4′-bpy)4]·28H2O (1), [Co3(D-TMTA)2(4,4′-bpy)4]·28H2O (2) [Ni3(L-TMTA)2(4,4′-bpy)4]·2C2H5OH·14H2O (3) and [Ni3(D-TMTA)2(4,4′-bpy)4]·2C2H5OH·14H2O (4). These compounds were characterized by elemental analysis, IR, X-ray powder diffraction...

The atomic-level metal-modulated MOFs as an advanced trifunctional electrocatalyst for oxygen evolution reaction, hydrogen reaction and reduction reaction.

Eight new Zn( ii )/Cd( ) coordination polymers constructed from a naphthalene-amide-pyridyl ligand and various carboxylates were synthesized characterized, which show multifunctional fluorescence responses for cations, anions antibiotics.

Abstract The key to designing and fabricating highly efficient mixed protonic–electronic conductors materials (MPECs) is integrate the conductive active sites into a single structure, break through shortcomings of traditional physical blending. Herein, based on host–guest interaction, an MPEC consisted 2D metal–organic layers hydrogen‐bonded inorganic by assembly methods layered intercalation. Noticeably, intercalated (≈1.3 nm) exhibit proton conductivity electron conductivity, which are...