Crystal Structures and Characteristics of Hirshfeld Surfaces of Co(II) β-Iminoketonate Derivatives
作者:S. I. Dorovskikh、D. A. Piryazev、P. A. Stabnikov、N. B. Morozova
DOI:10.1134/s0022476619070059
日期:2019.7
general formula Co(L1)2, (L1 = i-acac (R = H, R1 = R2 = Me) – (1), Mei-acac (R = R1 = R2 = Me) – (2), i-thd (R = H, R1 = R2 = tBu) – (3), Mei-thd (R = Me, R1 = R2 = tBu) – (4)) and Co(L2) (L2= dmpda(acac)2 – (5) are obtained by the reaction of CoCl2 with the sodium salt of the corresponding β-iminoketonate ligand (L1 = R1C(O)CHC(NR)CR2 or L2 = MeC(O)CHC(Me)(NCH2C(Me)2CH2N)C(Me)CHC(O)Me) in methanol. Complexes
空间群 P1̅, a = 11.7982(7) Å, b = 13.1673(9) Å, с = 17.6159(10) Å, α = 71.493(2)°, β = 83.478(2)°, γ = 72.829 °, V = 2478.7(3) Å3, Z = 4 (4); 空间群 Pbca, a = 7.8635(2) Å, b = 14.0521(4) Å, ñ = 29.8715(9) Å, V = 3300.76(16) Å3, Z = 8 (5)。在研究它们的 Hirshfeld 表面时,在分子 2 和 5 中发现了两对缩短的触点。热重法表明,配合物 1 和 2 是所研究系列中最易挥发的。