A series of homonuclear lanthanide complexes incorporating isonicotinic based carboxylate tectonic and oxalate coligand: structures, luminescent and magnetic properties
Feng, Xun; Chen, Jun-Ling; Wang, Li-Ya; Xie, Shi-Yu; Yang, Song; Huo, Su-Zhen; Ng, Seik-Weng; CrystEngComm 16 (2014) 1334–; doi:10.1039/c3ce41674g

data_7213639
_publ_section_title
;
 A series of homonuclear lanthanide complexes incorporating isonicotinic
 based carboxylate tectonic and oxalate coligand: structures, luminescent
 and magnetic properties
;
_journal_issue                   7
_journal_name_full               CrystEngComm
_journal_page_first              1334
_journal_paper_doi               10.1039/c3ce41674g
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'C18 H20 Ho2 N2 O18'
_chemical_formula_weight         882.22
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                106.5520(10)
_cell_angle_beta                 102.3340(10)
_cell_angle_gamma                94.4210(10)
_cell_formula_units_Z            1
_cell_length_a                   7.4292(9)
_cell_length_b                   8.6094(11)
_cell_length_c                   10.7126(13)
_cell_measurement_temperature    293(2)
_cell_volume                     634.64(14)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.972
_diffrn_measured_fraction_theta_max 0.972
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0379
_diffrn_reflns_av_sigmaI/netI    0.0592
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            5416
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.50
_exptl_absorpt_coefficient_mu    6.278
_exptl_absorpt_correction_T_max  0.326
_exptl_absorpt_correction_T_min  0.132
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.308
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             420
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.17
_refine_diff_density_max         5.431
_refine_diff_density_min         -2.834
_refine_diff_density_rms         0.373
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.055
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     182
_refine_ls_number_reflns         2839
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.055
_refine_ls_R_factor_all          0.0685
_refine_ls_R_factor_gt           0.0602
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1089P)^2^+6.1217P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1573
_refine_ls_wR_factor_ref         0.1652
_reflns_number_gt                2482
_reflns_number_total             2839
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce41674g.txt
_cod_data_source_block           ho
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7213639