[2 x 2] Molecular Grids of Ni(II) and Zn(II) with Redox-Active 1,4-Pyrazine-Bis(thiosemicarbazone) Ligands
Arefyeva, N.; Sandleben, A.; Krest, A.; Baumann, U.; Schafer, M.; Kempf, M.; Klein, A.; Inorganics 6 (2018) 51–; doi:10.3390/inorganics6020051

data_1556603
_publ_section_title
;
 [2 x 2] Molecular Grids of Ni(II) and Zn(II) with Redox-Active
 1,4-Pyrazine-Bis(thiosemicarbazone) Ligands
;
_journal_name_full               Inorganics
_journal_page_first              51
_journal_paper_doi               10.3390/inorganics6020051
_journal_volume                  6
_journal_year                    2018
_chemical_formula_moiety         'C48 H64 N32 Ni4 O S8'
_chemical_formula_sum            'C48 H64 N32 Ni4 O S8'
_chemical_formula_weight         1596.63
_space_group_crystal_system      tetragonal
_space_group_IT_number           97
_space_group_name_Hall           'I 4 2'
_space_group_name_H-M_alt        'I 4 2 2'
_atom_sites_solution_hydrogens   geom
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   20.065(2)
_cell_length_b                   20.065(2)
_cell_length_c                   19.1367(18)
_cell_measurement_reflns_used    27427
_cell_measurement_temperature    170(2)
_cell_measurement_theta_max      24.689
_cell_measurement_theta_min      2.030
_cell_volume                     7704.5(13)
_computing_cell_refinement       'X-AREA (STOE & Cie 2001)'
_computing_data_collection       'X-AREA (STOE & Cie 2001)'
_computing_data_reduction        'X-RED (STOE & Cie 2001)'
_computing_molecular_graphics    'DIAMOND (Brandenburg, 2006)'
_computing_publication_material  'WinGX publication routines (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SIR92 (Giacovazzo et al, 1993)'
_diffrn_ambient_temperature      170(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'STOE IPDS IIT'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.3155
_diffrn_reflns_av_unetI/netI     0.1623
_diffrn_reflns_Laue_measured_fraction_full 0.991
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            27427
_diffrn_reflns_point_group_measured_fraction_full 0.992
_diffrn_reflns_point_group_measured_fraction_max 0.992
_diffrn_reflns_theta_full        24.689
_diffrn_reflns_theta_max         24.689
_diffrn_reflns_theta_min         2.030
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.617
_exptl_absorpt_correction_T_max  0.6885
_exptl_absorpt_correction_T_min  0.4414
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details
;
The absorption correction (X-RED; Stoe & Cie, 2001) 
was performed after optimizing the crystal shape 
using X-SHAPE (Stoe & Cie, 1999).
;
_exptl_crystal_colour            'dark blue'
_exptl_crystal_density_diffrn    0.688
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1648
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.919
_refine_diff_density_min         -0.423
_refine_diff_density_rms         0.146
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.7(2)
_refine_ls_extinction_coef       .
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.102
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     72
_refine_ls_number_reflns         3261
_refine_ls_number_restraints     85
_refine_ls_restrained_S_all      1.089
_refine_ls_R_factor_all          0.3209
_refine_ls_R_factor_gt           0.1743
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.2000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.4296
_refine_ls_wR_factor_ref         0.4928
_reflns_Friedel_coverage         0.753
_reflns_Friedel_fraction_full    0.992
_reflns_Friedel_fraction_max     0.992
_reflns_number_gt                794
_reflns_number_total             3261
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            1484516__NiL2_4xH2O.cif
_cod_data_source_block           '[Ni4(LEt)4].H2O'
_cod_original_cell_volume        7704.5(17)
_cod_database_code               1556603
_shelx_res_checksum              90471
_shelx_hkl_checksum              96152