两个具有相似{V_(10)}狚阴离子骨架的化合物的合成和结构表征(英文)

Syntheses and Structural Characterizations of Two Compounds Containing Similar Backbone Anion {V_(10)}

本文描述了两个具有相似阴离子骨架的化合物,犤Na2(H2O)10(NH4)4犦犤V10O28犦(1)和犤Na2(H2O)10(NH4)4犦犤V9MoO28犦(2)。化合物1的阴离子是一个常见的钒十骨架,而化合物2与化合物1是同晶异质体,化合物2的阴离子是混有一个钼原子的钒十骨架。X-射线晶体结构测定表明,这两个化合物均属于三斜晶系,P1珔空间群。晶胞参数分别为化合物1:a=0.86024(4)nm,b=1.04561(5)nm,c=1.12828(4)nm,α=68.833(1)°,β=87.158(1)°,γ=67.065(1)°;化合物2:a=0.86511(3)nm,b=1.04549(5)nm,c=1.12446(5)nm,α=69.071(1)°,β=87.145(1)°,γ=66.982(1)°。

Two compounds with similar anion backbone, [Na2(H2O)10(NH4)4] (1) and [Na2(H2O)10(NH4)4] (2), are discribed. The anion of 1 is of decavanadate with normal structure, while the anion of 2 has a molybdenum atom mixing with four vanadinum atoms at certain positions in the similar backbone of the decanucleus structure. Crystal data for H36N4O38Na2V10 (1): triclinic, space group , a=0.86024(4)nm, b=1.04561(5)nm, c=1.12828(4)nm, α=68.833(1)°, β=87.158(1)°, γ=67.065(1)°, V=0.86665(7)nm3, Z=1, Mr=1255.71, Dc=2.406g·cm-3, F(000)=620, μ(MoKα)=2.719mm-1. Crystal data for H36N4O38Na2V9Mo (2): triclinic, space group , a=0.86511(3)nm, b=1.04549(5)nm, c=1.12446(5)nm, α=69.071(1)°, β=87.145(1)°, γ=66.982(1)°, V=0.86951(6)nm3, Z=1, Mr=1300.71, Dc=2.484g·cm-3, F(000)=639, μ(MoKα)=2.802mm-1. CSD: 1, 413132, 2, 413133.