利用水热合成法合成了分子组成为(C6H11NH3)5H(P2Mo5O23)4H2O的杂多化合物, 用单晶X-ray衍射方法测定了它的结构,该晶体属于单斜晶系,空间群P21/c, a = 12.830(3), b = 14.848(3), c = 25.258(5) ? b = 92.95(3), Mr = 1483.62, V = 48...利用水热合成法合成了分子组成为(C6H11NH3)5H(P2Mo5O23)4H2O的杂多化合物, 用单晶X-ray衍射方法测定了它的结构,该晶体属于单斜晶系,空间群P21/c, a = 12.830(3), b = 14.848(3), c = 25.258(5) ? b = 92.95(3), Mr = 1483.62, V = 4805.1(17) 3, Z = 4, Dc = 2.051 g/cm3, m = 1.431 mm-1, F(000) = 3000, I >2s(I) 的可观察衍射点4426个, 最终结构偏差因子R = 0.0464, wR = 0.0801, S = 0.731。在[P2Mo5O23]6-杂多阴离子中5个MoO6八面体通过共边和共角相连, 形成1个近似的五角平面骨架, 2个PO4四面体加在五角平面的两侧。热性质研究表明杂多阴离子骨架在547.4 ℃左右分解。展开更多
Synthesis of complexes(η;-CH;C;H;)M(CO);NO(M=Mo,I;M=W,II)and clusters(η;-CH;C;H;)M(μ;-NH)(μ;-NO) (μ;-CO)Fe;(CO);(M=Mo,III:M=W,IV),based on the reaction of (η;-C5;)M(CO);Cl with Na[Fe(CO);NO...Synthesis of complexes(η;-CH;C;H;)M(CO);NO(M=Mo,I;M=W,II)and clusters(η;-CH;C;H;)M(μ;-NH)(μ;-NO) (μ;-CO)Fe;(CO);(M=Mo,III:M=W,IV),based on the reaction of (η;-C5;)M(CO);Cl with Na[Fe(CO);NO] at room tem-perature,have been demonstrated,The crystal structures of II and IV arealso presented.展开更多
(CH_3C_5H_4)Zr(S_2CNBz_2)_3, Mr=987.55, space group P1, a=13.002(4), b=13.659(3), c=29.685(8); α=100.72(2)~o,β=97.23(2)~o, γ=105.36(2)~o; V=4909(2)~3, Z=4, Dc=1.34gcm^(-3), Mo-K(λ=0.71073A) radiation, μ=5.0cm^(-1...(CH_3C_5H_4)Zr(S_2CNBz_2)_3, Mr=987.55, space group P1, a=13.002(4), b=13.659(3), c=29.685(8); α=100.72(2)~o,β=97.23(2)~o, γ=105.36(2)~o; V=4909(2)~3, Z=4, Dc=1.34gcm^(-3), Mo-K(λ=0.71073A) radiation, μ=5.0cm^(-1), R=0.069, Rw=0.078 for 6100 reflections. The title complex has pentagonal bipyramid configuration in which the zirconium atom is coordinated by one CH_3C_5H_4 group and three bidentate dibenzyldithiocarbamate ligands.展开更多
文摘Synthesis of complexes(η;-CH;C;H;)M(CO);NO(M=Mo,I;M=W,II)and clusters(η;-CH;C;H;)M(μ;-NH)(μ;-NO) (μ;-CO)Fe;(CO);(M=Mo,III:M=W,IV),based on the reaction of (η;-C5;)M(CO);Cl with Na[Fe(CO);NO] at room tem-perature,have been demonstrated,The crystal structures of II and IV arealso presented.
文摘(CH_3C_5H_4)Zr(S_2CNBz_2)_3, Mr=987.55, space group P1, a=13.002(4), b=13.659(3), c=29.685(8); α=100.72(2)~o,β=97.23(2)~o, γ=105.36(2)~o; V=4909(2)~3, Z=4, Dc=1.34gcm^(-3), Mo-K(λ=0.71073A) radiation, μ=5.0cm^(-1), R=0.069, Rw=0.078 for 6100 reflections. The title complex has pentagonal bipyramid configuration in which the zirconium atom is coordinated by one CH_3C_5H_4 group and three bidentate dibenzyldithiocarbamate ligands.