A5032411154- X-ray Diffraction in Crystallography
- Crystallization and Solubility Studies
- Catalytic Cross-Coupling Reactions
- Metal-Organic Frameworks: Synthesis and Applications
- Catalytic C–H Functionalization Methods
- Crystallography and molecular interactions
- Crystal structures of chemical compounds
- Chemical Synthesis and Reactions
- Sulfur-Based Synthesis Techniques
- Metal complexes synthesis and properties
- Magnetism in coordination complexes
- Synthesis and biological activity
- Advanced biosensing and bioanalysis techniques
- Synthesis and Characterization of Heterocyclic Compounds
- Oxidative Organic Chemistry Reactions
- Synthesis of Tetrazole Derivatives
- Catalytic Alkyne Reactions
- Water Systems and Optimization
- Polyoxometalates: Synthesis and Applications
- Hydraulic and Pneumatic Systems
- Oil and Gas Production Techniques
- Molecular Sensors and Ion Detection
- Epigenetics and DNA Methylation
- Organoselenium and organotellurium chemistry
- Non-Destructive Testing Techniques
China University of Petroleum, Beijing
2016-2025
Institute of Genetics and Developmental Biology
2022-2025
Chinese Academy of Sciences
2006-2025
University of Chinese Academy of Sciences
2025
Guangxi Normal University
2025
Jiamusi University
2013-2024
Shanghai University of Traditional Chinese Medicine
2024
Southeast University
2015-2024
Shandong University
2014-2024
Shenzhen Luohu People's Hospital
2024
The pyridyltetrazolate ligand formed in situ from NaN3 and 3-cyanopyridine the presence of ZnCl2 or CdCl2 water affords acentric (1) chiral (2) coordination polymers, respectively. corresponding reaction with 4-cyanopyridine gives 3 (not shown). Compounds 1–3 are second harmonic generation active.
Smart windows are a promising way to modulate solar light transmittance, which is crucial for energy saving buildings. We provide an overview of the recent progress in hydrogel-based smart windows.
Abstract Recent studies have shown that cytosine‐5 methylation at CpG islands in the regulatory sequence of a gene is one key mechanisms inactivation. The enzymes responsible for are DNA methyltransferase (DNMT) 1, DNMT3a, and DNMT3b, enzyme demethylation demethylase (MBD2). Studies on methylation‐demethylation lacking human prostate cancer. We hypothesize MBD2 activity repressed DNMT1 elevated To test this hypothesis, we analyzed activities, mRNA, protein levels DNMT1, DNMT3b cancer cell...
The reactions of 2-, 3-, and 4-cyanopyridine with NaN(3) in the presence H(2)O Lewis acid (ZnCl(2)) afford discrete monomer, (2-PTZ)(2)Zn(H(2)O)(2) (1), 3D diamondoid-like network (3-PTZ)(2)Zn (2), 2D layered (4-PTZ)Zn(OH)(H(2)O) (3), respectively (PTZ = 5-(pyridyl)tetrazolato). Their solid state structures natures give new insight into Sharpless reaction 5-substituted 1H-tetrazole. Interestingly, 2 crystallizes a noncentrosymmetric space group its powdered sample is second-harmonic...
[RuCl2(p-cymene)]2 in a mixture of poly(ethylene glycol) (PEG-400) and water is shown to be an extremely efficient catalyst for the cross-dehydrogenative C–H bond alkenylation reaction between benzoic acids alkenes. The could conducted at 80 °C using Cu(OAc)2·H2O as oxidant, yielding variety phthalide derivatives good excellent yields. More importantly, both Cu(OAc)2 PEG-400/H2O system easily recycled reused six times without any loss catalytic activity.
Cultivars of rice (Oryza sativa L.), especially the type with large spikelets, often fail to reach yield potential as expected due poor grain-filling on later flowering inferior spikelets (in contrast earlier-flowering superior spikelets). The present study showed that size and grain weight (SS) was greater than those (IS), carbohydrate supply should not be major problem for because there adequate amount sucrose in IS at initial stage. High resolution two-dimensional gel electrophoresis...
The reactions of (S)-3-cyanophenylalanine with NaN3 in the presence H2O and Lewis acids (ZnCl2 CdCl2) afford two unprecedented 3D homochiral networks, mono[(S)-5-(3-tetrazoyl)-phenylalaninato]zinc(II) (1) mono[(S)-5-(3-tetrazoyl)-phenylalaninato]cadmium(II) monoaqua(II) (2), respectively. compounds are isostructural noninterpenetrated SrAl2 topology. structure these coordination polymers gives new insight into Sharpless' reaction chiral 5-substituted 1H-tetrazole supramolecular array constructions.
We studied the methylation status of E-cadherin gene promoter in prostate cancer and its relationship with inactivation cancer.Seven human cell lines 35 microdissected specimens were analyzed for using bisulfite genome sequencing technique. messenger (m)RNA expression protein also by reverse transcriptase-polymerase chain reaction immunostaining, respectively.The overall was evident 14 20 grades III to V (70%) 5 15 I II (33%) samples. It correlated absent or reduced immunostaining....
PdCl2(PPh3)2 in a mixture of water and poly(ethylene glycol) (PEG-2000) is shown to be an extremely active catalyst for the carbonylative Sonogashira coupling reaction aryl iodides with terminal alkynes. The can conducted under atmospheric pressure carbon monoxide at 25 °C Et3N as base, yielding variety alkynyl ketones good excellent yields. Application this synthetic method prepare flavones from o-iodophenol alkynes was also achieved. isolation products readily achieved by extraction...
Abstract The heterogeneous cascade three‐component reaction of amines, carbon disulfide (CS 2 ) and 2‐iodoanilines was achieved in dimethylformamide (DMF) at 110 °C the presence 10 mol% 3‐(2‐aminoethylamino)propyl‐functionalized MCM‐41‐immobilized copper complex [MCM‐41‐2N‐CuCl] using potassium carbonate (K CO 3 as base, yielding a variety 2‐aminobenzothiazoles good to excellent yields. This catalyst influences selectivity can be recovered recycled by simple filtration solution used for...
A highly efficient heterogeneous copper-catalyzed three-component coupling of tetrahydroisoquinolines, aldehydes and 1-alkynes has been described.
An efficient transition-metal-free regioselective C–H/S–H cross-coupling of indolizines with thiols has been developed for the first time to describe a workable route indolizine thioethers. This finding provides new method and more straightforward pathway controllable synthesis mono- or dithiolation that are otherwise difficult obtain by literature methods. The reaction exhibits good functional group tolerance high efficiency affords products in excellent yields.
Summary In rice ( Oryza sativa L.), later flowering inferior spikelets IS ), which are located on proximal secondary branches, fill slowly and produce smaller lighter grains than earlier superior SS ). Many genes have been reported to be involved in poor grain filling of , however the underlying molecular mechanisms remain unclear. The present study determined that GF 14f, a member 14‐3‐3 protein family, showed temporal spatial differences expression patterns between . Using 14f – RNA i...