高氯酸诺氟沙星铜(Ⅱ)(英)

0CommentExtensiveinvestigationshavebeendoneaboutthesupramolecularchemistryofmetalionswithNor-floxacin(H-Norf,1-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinolinecarboxylicacid)sincemanyorganiccompoundsusedinmedicinedonothaveapurelyorganicmodeofaction;someareacti-vatedorbiotransformedbymetalions,othershavedi-rectorindirecteffectonthemetalionmetabolism[1~5].ThereactionofCu(ClO4)2·6H2OwithH-Norfunderhydrothermalconditionsgivesamonomericcomplex[Cu(H-Norf)2](ClO4)2(1)inwhichCu髤i…     

三乙基黄原酸镍髤四甲胺盐的晶体结构(英文)

CommentDuringthepastthreedecades,thechemistryoftrivalentnickelcoordinatedtonitrogenand/oroxygendonorligandshasreceivedmuchattention[1,2].Incon鄄trast,thenickel髥chemistryofclassicalsulfurdonorligandshasmadetardyprogress.Chakravortyetal.didmanyresearchinth…     

论虚词与穆旦诗歌形式的现代革新

大量使用现代汉语虚词是穆旦诗歌形式实现现代革新的关键因素之一。现代汉语虚词入诗使穆旦诗歌句式灵活自由,形成多重交织、有机统一的整体结构;凸显了以音尺为单位、轻重相间为基础的听觉节奏和视觉节奏交响的现代诗歌节奏特征。大量现代汉语虚词入诗增强了穆旦诗歌叙事与说理能力,强化了具体描写事物、展现现代人复杂生活状态与复杂情感的表现功能,呈现出繁复多义的现代诗歌风格。穆旦大量使用虚词入诗,也使其诗歌在审美情趣上呈现出知性抒情特征,提升了中国现代诗歌抒情的审美品质。     

有机二磺酸镉配合物(英)

The crystal structure of [Cd(DBDA)(phen)₂(H₂O)](H₂O)₂ (1) (DBDA=2,2′-dimethoxy-1,1′-binaphthylene-6,6′-disulfonate, phen=1,10-phenanthroline) composes of a cadmium center which is surrounded by four nitrogen atoms from 1,10-phenathroline as well as two oxygen atoms from water and sulfonate group of DBDA that also participates in H-bonding interactions to form 3D network. CCDC: 277920.     

有机二磺酸二邻菲咯啉二水合锌配合物(英)

The crystal structure of [Zn(H₂O)₂(phen)₂][DBDA] (1) (DBDA=2,2′-dimethoxy-1,1′-binaphthylene-6,6′-disulfonate, phen=1,10-phenanthroline) involves the anion part (2,2′-dimethoxy-1,1′-binaphthylene-6,6′-disulfonate ) and the cation part which compose of a octahedron coordinated zinc center surrounded by two water and four nitrogen atoms from two phen rings, the 3D packing structure was formed through the strong H-bonding interaction between sulfonate and water. CCDC: 277923.     

双异薄荷醇黄原酸镍的吡啶加合物(英)

The reaction of homochiral bis(2-isopropyl-5-methylcyclohexyl xanthalato) nickel(Ⅱ) with pyridine yields an chiral adduct bis(2-isopropyl-5-methylcyclohexyl xanthalato)(dipyridine) nickel(Ⅱ) (Ⅰ) in which the coordination geometry of the central Ni atom displays a slightly distorted octahedron composed of four S atoms from two xanthalato ligands and two N atoms from pyridine rings. CCDC: 252342.     

三乙基黄原酸镍(Ⅱ)四甲胺盐的晶体结构(英)

An unexpected but welcome compound 1 obtained through organic synthesis, can find a lot of applications in electrochemistry, industrial extracting agent for gold and antiwear additive in lubricating oil. The Ni center in compound 1 has an octahedral geometry with a tetramethylammonium cation as a charge balance. CCDC: 252203.     

手性二硫代磷酸镍(Ⅱ)(英)

Homochiral bis[(O,O′-di-2-isopropyl-5-methylcyclohexyl) dithiophosphato] nickel(Ⅱ) (1), prepared by the reaction of O,O′-di-2-isopropyl-5-methylcyclohexyl) dithiophosphato potassium with Ni(OAc)₂ displays a almost planar tetragonal geometry around Ni center composed of four S atoms from two different ligands. CCDC: 252341.     

异薄荷醇黄原酸镍的配合物(英)

The coordination geometry around Ni atom in the homochiral bis(2-isopropyl-5-methylcyclohexyl xanthalato) nickel(Ⅱ) (1) displays an approximately square plane defined by four S atoms from two xanthalato ligands. CCDC: 252343.