SYNTHESIS AND CRYSTAL STRUCTURE OF COMPLEX [CrMo_3 (μ_3-O)_3(μ-O)(μ-O_2CCH_3)_5(O_2CCH_3)_3]Na2 · H_

来源 :结构化学 | 被引量 : 0次 | 上传用户:like_scdx
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
The title complex C CrMo3 (μ3-O )3 (μ-O) (μ-O2CCH3 )5 (O2CCH3)3]2Na2 · H2O (Mr=1814. 32) crystallizes in monoclinic, space group P21/ n with a=11.209(5), b=18. 05(1), c=14. 44(1) A , β= 98. 30(5)°. V=2890 (3) A3, Z=2, A = 2. 08 g/cm3, F(000) -1780, Final R = 0. 049, Rw = 0. 058 for 2622 independent reflectons with I>3σ(I). The complex anion contains two Mo3O4 cores which connect two chromium atoms through four μ3-O atoms and eight bridging CH3COO- groups. Each of the Cr atoms and the Mo atoms is coordinated by six oxygen atoms. The anions are linked by Na cations to form one-dimensional infinite chain structure. The title complex C crystallized in monoclinic space group P21 / n with a = 11.209 (μ-O) 3 (μ-O) (μ-O2CCH3) 5 (O2CCH3) 3] 2Na2 · H2O B = 18.05 (1), c = 14.44 (1) A, β = 98. 30 (5) °. V = 2890 (3) A3, Z = 2, A = 2.08 The complex anion contains two Mo3O4 cores which connect two chromium atoms through four μ3 (g), and the final R = 0. 049, Rw = 0. 058 for 2622 independent reflectons with I> 3σ (I) -O atoms and eight bridging CH3COO- groups. Each of the Cr atoms and the Mo atoms is coordinated by six oxygen atoms. The anions are linked by Na cations to form one-dimensional infinite chain structure.
其他文献
新春祝辞中国银行董事长、行长1996年,是国际形势平稳发展的一年。世界经济在各国加快结构调整步伐,积极推进经济自由化进程和加强国际协调的情况下,发展更具理性,通货膨胀得到了有效
进入新时期后,我国工业得到了迅速发展,工业生产水平不断提升.机械制造是工业生产的基础,直接关系到我国经济实力的整体增强.目前,高新科技的广泛运用,对工业生产提出了更高
C18H16N2O2, Mr = 292. 34, monoclinic space .group P21/c, a= 7.972(6), b = 6. 446(3), c=28.906(4)(?); β=95.59(8)°, V = 1478. 3(7)(?)3, Z = 4, Dx =1. 313 g/cm3
The crystal of complex [Cu(C10H24N4)Br]ClO4(C10H24N4 = 1, 7-dimethyl-1, 4, 7, 10-tetraazacyclododecane) belongs to orthorhombic space group Pca21 with a = 27.
当党和国家领导人李先念、朱镕基、倪志福等先后莅临被誉为“轮胎行业新星”的东风轮胎厂,对该厂的发展给予高度的评价时,人们便想起带领全厂职工大胆改革,勇于创新的湖北省
创新是一个民族进步的灵魂,是兴旺发达的不竭动力。开展群众性经济技术创新活动,是工会适应新时期发展要求,调动和发挥职工的积极性、创造性,推动企业技术进步、产业升级,增
纵观近年来的数学题可以发现,题目的面貌有了重大变化,考查形式更加多样化,考查方式更加灵活化.现将其中趣味化的数学题归纳如下,以供同学们参考.一、借实物增强趣味性例1图1
中国文明古老的运河之畔,在改革的浪潮中,沉浮着众多的企业家。而浙江中汇集团股份公司总经理应土歌,则可称得上独放异彩的佼佼者。 The ancient Chinese canal of civiliz
目的:研究Ras/Raf/MEK/ERK信号通路蛋白激酶MEK特异性抑制剂PD98059对高原红细胞增多症(HAPC)患者骨髓CD71~+、CD235a~+有核红细胞增殖和凋亡影响及HAPC发病机制。方法:采用
在商品经济条件下,实行社会化大生产,是当今世界占主导的社会生产方式。然而我国农村面临的却是在发展商品经济的条件下,普遍依托着小生产的方式。市场发育的不足和家庭承包