Metal distribution and disorder in the crystal structure of [NH~2~Et~2~][Cr~7~<i>M</i>F~8~(^<i>t^</i>BuCO~2~)~16~] wheel molecules for <i>M</i> = Mn, Fe, Co, Ni, Cu, Zn and Cd
Larsen, Finn Krebs; Overgaard, Jacob; Christensen, Mogens; McIntyre, Garry James; Timco, Grigore; Winpenny, Richard E. P.; Acta Crystallographica Section B 70 (2014) 932–941; doi:10.1107/S2052520614019179

data_2105994
_publ_section_title
;
 Metal distribution and disorder in the crystal structure of
 [NH~2~Et~2~][Cr~7~<i>M</i>F~8~(^<i>t^</i>BuCO~2~)~16~] wheel molecules
 for <i>M</i> = Mn, Fe, Co, Ni, Cu, Zn and Cd
;
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section B'
_journal_page_first              932
_journal_page_last               941
_journal_paper_doi               10.1107/S2052520614019179
_journal_volume                  70
_journal_year                    2014
_chemical_formula_sum            'C85.46 H157.49 Cr7.07 F8 N Ni0.93 O33.5'
_chemical_formula_weight         2310.86
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                90
_cell_angle_beta                 110.092(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   24.8611(16)
_cell_length_b                   16.5028(12)
_cell_length_c                   30.850(2)
_cell_measurement_temperature    273(2)
_cell_volume                     11886.8(14)
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX2'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0706
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.372
_diffrn_reflns_theta_min         3.521
_exptl_absorpt_coefficient_mu    0.845
_exptl_crystal_density_diffrn    1.290
_exptl_crystal_F_000             4852
_exptl_crystal_size_max          0.332
_exptl_crystal_size_mid          0.305
_exptl_crystal_size_min          0.170
_refine_diff_density_max         1.672
_refine_diff_density_min         -1.076
_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     1294
_refine_ls_number_reflns         24275
_refine_ls_number_restraints     207
_refine_ls_restrained_S_all      1.057
_refine_ls_R_factor_all          0.0887
_refine_ls_R_factor_gt           0.0589
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
 w=1/[\s^2^(Fo^2^)+(0.0495P)^2^+48.5821P]
 where P=(Fo^2^+2Fc^2^)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1368
_refine_ls_wR_factor_ref         0.1587
_reflns_number_gt                18094
_reflns_number_total             24275
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            pi5020sup1.cif
_cod_data_source_block           cr7ni
_cod_original_cell_volume        11886.9(14)
_cod_original_formula_sum        'C85.46 H157.49 Cr7.07 F8 N Ni0.93 O33.50'
_cod_database_code               2105994
_cod_database_fobs_code          2105994
_shelx_res_checksum              5795
_shelxl_version_number           20.13