Synthetic, spectroscopic, structural, and electrochemical investigations of ferricenium derivatives with weakly coordinating anions: ion pairing, substituent, and solvent effects.
Khan, Firoz Shah Tuglak; Waldbusser, Amy L.; Carrasco, Maria C.; Pourhadi, Hadi; Hematian, Shabnam; Dalton transactions (Cambridge, England : 2003) 50 (2021) 7433–7455; doi:10.1039/d1dt01192h

data_7707249
_publ_section_title
;
 Synthetic, spectroscopic, structural, and electrochemical investigations
 of ferricenium derivatives with weakly coordinating anions: ion pairing,
 substituent, and solvent effects.
;
_journal_issue                   21
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7433
_journal_page_last               7455
_journal_paper_doi               10.1039/d1dt01192h
_journal_volume                  50
_journal_year                    2021
_chemical_formula_moiety         'C24 B F20, C10 H8 Br2 Fe'
_chemical_formula_sum            'C34 H8 B Br2 F20 Fe'
_chemical_formula_weight         1022.88
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2020-11-22 deposited with the CCDC.	2021-04-27 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 91.482(6)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.4399(13)
_cell_length_b                   13.3339(7)
_cell_length_c                   15.7029(10)
_cell_measurement_reflns_used    3558
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      23.9920
_cell_measurement_theta_min      2.4000
_cell_volume                     3231.7(4)
_computing_cell_refinement       'CrysAlisPro 1.171.40.53 (Rigaku OD, 2019)'
_computing_data_collection       'CrysAlisPro 1.171.38.43f (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.40.53 (Rigaku OD, 2019)'
_computing_molecular_graphics    'SHELXTL v6.10 (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL v6.10 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT-2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.3321
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Xcalibur, Atlas, Gemini'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0903
_diffrn_reflns_av_unetI/netI     0.0958
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            26472
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.497
_diffrn_reflns_theta_min         2.418
_diffrn_source                   'fine-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    3.085
_exptl_absorpt_correction_T_max  0.857
_exptl_absorpt_correction_T_min  0.771
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.40.53 (Rigaku Oxford Diffraction, 2019)
Numerical absorption correction based on gaussian integration over
			a multifaceted crystal model
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    2.102
_exptl_crystal_description       block
_exptl_crystal_F_000             1972
_exptl_crystal_size_max          0.141
_exptl_crystal_size_mid          0.095
_exptl_crystal_size_min          0.073
_refine_diff_density_max         0.473
_refine_diff_density_min         -0.581
_refine_diff_density_rms         0.115
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.011
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     523
_refine_ls_number_reflns         6002
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.011
_refine_ls_R_factor_all          0.0958
_refine_ls_R_factor_gt           0.0438
_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^)+(0.0213P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0661
_refine_ls_wR_factor_ref         0.0803
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3810
_reflns_number_total             6002
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1dt01192h2.cif
_cod_data_source_block           Br2FcBArF20
_cod_depositor_comments
'Adding full bibliography for 7707245--7707255.cif.'
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7707249
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.670
_shelx_estimated_absorpt_t_max   0.806
_oxdiff_exptl_absorpt_empirical_full_min 0.945
_oxdiff_exptl_absorpt_empirical_full_max 1.039
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_shelx_res_checksum              93446
_shelx_hkl_checksum              57408