pyrazine相关论文
Photoinduced electron transfer and remarkable enhancement of magnetic susceptibility in bridging pyr
Pyrazine is a common bridging ligand to construct complexes with multidimensional infinite system.Just recently,Guo ......
When femto-second (fs) time-resolved experiments are used to study ultrafast processes, quantum beat phenomena are often......
Glipizide是磺酰脲类的一种口服降血糖新药。它的化学成分是: N-{4-[β-(5-methyl-pyrazine-2-carboxyamido)-ethyl]-benzene sul......
A novel coordination polymer, [Cd2Cl4(bpme)]n·n(H2O) (1, bpme=2,5-bis(be-nzoimidazol-2-yl)pyrazine), has been synthesiz......
A highly efficient procedure for the synthesis of quinoxaline derivatives using polyvinylpolypyrroli
A polyvinylpolypyrrolidone supported triflic acid was shown to be useful as a recyclable heterogeneous catalyst for the ......
Synthesis, Crystal Structure and Luminescent Properties of One New Ag(I) Complex Based on 3-Aminopyr
One new AgI complex, [Ag(apca)(H2O)]n(Hapca = 3-aminopyrazine-2-carboxylic acid), has been prepared and structurally and......
A New Terbium(Ⅲ) Coordination Compound with 2-Thiophenecarboxylic Ligand:Synthesis and Crystal Struc
A new coordination compound with formula [Tb(2-TC)3(DMF)]n(1, 2-TC = 2-thiophenecarboxylic ligand and DMF = dimethylform......
Synthesis, Crystal Structure and Thermal Stability of the Coordination Polymer [Co(2-mpac)_2(py)·4H_
A new coordination polymer with the formula of [Co(2-mpac)2(py)·4H2O)]n (1, 2-mpac = 5-methyl-2-pyrazinecarboxylic acid......
Objective:To explore the phytochemical constituents from petroleum ether and diehloromethane extracts of Moringa oleifer......
A simple and effective method for the preparation of amphiphilic graphene(AG)is presented under an organic solvent-free ......
A tetra(pyrid-2-yl)-pyrazine-bridged cyclometalated diosmium complex 1(PF6)2with two distal redoxactive organic amine su......
One-pot synthesis of pyrrolo[1,2-a]quinoxaline and pyrrolo[1,2-a]pyrazine derivatives via the three-
A simple synthetic protocol has been developed involving the three-component reaction between 1,2-diamines, ethyl pyruva......
Synthesis and photovoltaic performance of N-dioctylmethyl- 2,7-carbazole-alt-5,7-bis(thiophen-2-yl)-
A series of N-dioctylmethyl-2,7-carbazole-alt-5,7-bis(thiophen-2-yl)-2,3-biphenylthieno[3,4-b]pyrazine(PCz-3Th Pz-Ph)cop......
Two novel thieno-[3,4-b]-pyrazine-based molecules,TP-E and TP-O,were designed and synthesized for potential application ......
Synthesis,Spectra,X-ray Diffraction and Thermal Studies of New Zn(Ⅱ) Compounds Based on Dibenzoylmet
Two new zinc(Ⅱ) compounds with dibenzoylmethane and N-donor ancillary ligands,[Zn(μ-pyz)(dbm)_2]_n(1) and [Zn(dbm)_2(......
Synthesis,Crystal Structure and Fluorescent Properties of a Cadmium(Ⅱ) Complex with 3-(Pyridin-4-yl)
Compound [Cd_(1.5)(ppt)Br_2(H_2O)]_(2n)(1),where Hppt = 3-(pyridin-4-yl)-5-(pyrazin-2-yl)-1H-1,2,4-triazole,has been syn......
Two Novel Complexes Based on N-N Bridged Ligand:Syntheses,Crystal Structures,Fluorescence and Magnet
Two novel coordination compounds,1[Zn_4(L_1)_4(NO_3)_2(H_2O)_2](NO_3)_2·2H_2O and 2[Mn_2(L_2)_2(DMF)(H_2O)_3](ClO_4)_2......
Synthesis, Structural Characterization and Catalytic Activity of Copper(Ⅰ) Complexes with Triphenylp
Two new Cu(Ⅰ) complexes [CuCl(3-PyOH)(PPh_3)_2](1) and [Cu_2(μ-Cl)_2(4-Stpy)(Ph_3P)_3](2)(PyOH = hydroxypyridine; stpy......
A Hydrogen Bond Stabilized 3D Network Built from Pyrazine-2,3,5,6-tetracarboxylic Acid and 8-Hydroxy
8-Hydroxyquinoline salt of pyrazine-2,3,5,6-tetracarboxylic acid[HQ]2[H2pztc]·2H2O(1) was prepared and characterized by......
Synthesis,Crystal Structure and Theoretical Calculations of a Zinc(Ⅱ) Coordination Polymer Assembled
A new metal-organic coordination polymer [Zn(pzdc)(mbix)]_n·nH_2O(H_2pzdc = pyrazine-2,3- dicarboxylic acid, mbix = 1,3......
Synthesis of pyrazine-2,3-dicarbonitrile and 1,2,4-triazine-5(4H)-one derivatives from furan-2,3-dio
The reaction of furan-2,3-diones with S-methylisothiosemicarbazide hydroiodide yielded novel 1,2,4-triazine-5(4H)-ones,a......
利用水热法合成了基于不对称三氮唑衍生物配体Hptp(Hptp=2-(5-(pyridin-3-yl)-1H-1,2,4-triazol-3-yl)pyrazine)的3个配合物[Cd2(p......
目的研究海洋真菌烟曲霉Aspergillus fumigatus YK-7中的生物碱类代谢产物。方法利用多种色谱方法(硅胶柱色谱、ODS柱色谱、Sephad......
Porphyrin polymers are of interest in relation to conductive materials[1, 2], catalysts for photosynthetic charge separa......
Hydrothermal Synthesis and Characterization of a Novel Supramolecular Network Compound [Co(IN)_2(H_2
A novel supramolecular compound, [Co(IN)_2(H_2O)_4](1), was synthesized by means of the hydrothermal method and its stru......
以羧酸和环状仲胺为原料,二氯甲烷为溶剂,1-羟基-苯并-三氮唑(HOBT)和1-(3-二甲氨基丙基)-3-乙基碳化二亚胺盐酸盐(EDCI)为缩合剂,......
本文综述了分子内电荷转移化合物的结构设计和合成策略,及其在双光子吸收材料、有机光伏器件和有机发光二极管等领域的应用进展.
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用离体器官浴的方法,在家兔主动脉及肺动脉血管条制备上,观察了川芎嗪(四甲基吡嗪Tetramethyl-pyrazine)松驰血管平滑肌作用与Ca~......
Effect of Baicalin and Tetramathyl pyrazine on IntracranialHypertension of Infectious Brain Edema in
bjective:Toevaluatetheeffectsofmannitol(Mn),baicalin(BC)andtetramethylpyrazine(TMPZ)onintracranialhypertension(ICH)ofinf......
Time development of surface enhanced Raman intensities of the adsorbed pyrazine molecules on the sil
In this work,the time development of surface enhanced Raman intensities of the vibrationalmodes involving the ring skel......
Rayleigh relaxation of pyrazine, pyridine and piperidine molecules adsorbed on the roughened Ag elec
The light beating technique (intensity correlation algorithm) was employed to analyzethe Rayleigh scattering from the r......
APPLICATION OF MSW-X_α METHOD WITH OVERLAPPING ATOMIC-SPHERE TO IONIZATION POTENTIALS FOR SOME PLANA
Application of multiple scattered-wave X_α method with overlapping atomic-sphere to ionization potentials is reported f......
A computer-assisted method is presented for optimization of mobile phase compositions and development distance in gradi......
Synthesis and characterization of organometallic macrocyclic rhodium (Ⅲ) complex with pyrazine ligan
The reaction of half-sandwich complex (Cptt Rh)2Cl2(m-Cl)2 (1) (Cptt = h5-tBu2C5H3) with 1 equiv. of AgSO3CF3 in CH2Cl2 ......
Synthesis and Characterization of a Proton-transfer Complex of 1,2,4,5-benzenetetracarboxylic Acid w
A proton-transfer complex of 1,2,4,5-benzenetetracarboxylic acid (H_4BTC) with 1,10-phenanthroline (phen), [(H_2BTC) 2-......
The SnCl2 reduction of 2-nitrocyclododecanone or 2-bromo-12-nitrocyclodo- decanone gave a colorless compound 2,3,5,6-bis......
Hydrothermal Synthesis, Crystal Structure and Thermal Analyses of Pyrazine-2,3-dicarboxylic Acid Bri
A novel pyrazine-2,3-dicarboxylic acid bridged Co(II) phen complex 2...
Synthesis,Structure and Photoluminescence of a New Cadmium(Ⅱ) Complex Involving in situ Decarboxylat
A new luminescent dinuclear cluster complex [Cd2(pzc)2(AmTAZ)(H2O)4(NO3)]·NO3 (Hpzc = pyrazine-2-carboxylic acid, AmTAZ......
A simple sensitive spectrofluorimetric method was developed for the determination of amoxicillin. Amoxicillin in the pre......
Novel stable high-spin molecules possessing three different arranging fashions were designed with —S— as a spin-cont......
Density functional theory and MP2 calculations have been used to determine the geometries, stabilities, binding energies......
A novel 2-D lead-containing hybrid compound, [(PbCl2)(μ-Pyz)1/2]n (Pyz = py- razine) 1, has been synthesized by the hyd......
Syntheses,Crystal Structures and Fluorescence of Cadmium(II) Coordination Polymers with Pyrazine-1,4
Two Cd(II) coordination polymers have been synthesized with pyrazine-1,4-dioxide (L1), 2-methylpyrazine-1,4-dioxide (L2)......
Synthesis and Crystal Structure of a Three-dimensional Cd(II) Coordination Polymer [Cd(μ_(1,3)-SCN)(
The three-dimensional complex [Cd(μ1,3-SCN)(μ3-pco)]n has been synthesized with μ1,3-SCN? and pco as mixed bridged li......
Synthesis and Crystal Structure of a Two-dimensional Framework Supramolecular Complex [Mn(phen)(DPZD
A novel two-dimensional supramolecular complex [Mn(phen)(DPZDA)(H2O)]·2H2O has been synthesized by the reaction of Mn(C......
A series of novel ligustrazine derivatives were synthesized. These compounds have not been reported in literature, and t......
A new complex [Zn(OH2)(HDPA)2]·3H2O 1 (H2DPA = 2,6-pyridine-dicarboxylic acid) has been prepared at room temperature fr......
Syntheses and Crystal Structures of Two Coordination Polymers with Aromatic Dioxide as Bridge Ligand
Two coordination polymers, namely, two-dimensional complex 1 {[Cu(μ- L)1.5(ClO4)2(H2O)].(H2O)0.5}n (L = pyrazine-1,4-di......
It is important to understand the interface of aromatic molecules on semiconductor surfaces because of the rich function......
