Structural characterization of a dicoordinated bis(ferrocenyl)aluminum cation.
Anzai, Togo; Sugamata, Koh; Morisako, Shogo; Sasamori, Takahiro; Dalton transactions (Cambridge, England : 2003) 54 (2025) 10667–10672; doi:10.1039/d5dt00966a

data_7718903
_publ_section_title
;
 Structural characterization of a dicoordinated bis(ferrocenyl)aluminum
 cation.
;
_journal_issue                   27
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              10667
_journal_page_last               10672
_journal_paper_doi               10.1039/d5dt00966a
_journal_volume                  54
_journal_year                    2025
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C76 H98 Cl Fe2 Ga, 0.5 (C6 H14)'
_chemical_formula_sum            'C79 H105 Cl Fe2 Ga'
_chemical_formula_weight         1271.49
_space_group_crystal_system      monoclinic
_space_group_IT_number           5
_space_group_name_Hall           'C 2y'
_space_group_name_H-M_alt        'C 1 2 1'
_atom_sites_solution_hydrogens   geom
_audit_block_doi                 10.5517/ccdc.csd.cc2myr4h
_audit_creation_method           SHELXL-2018/1
_audit_update_record
;
2025-04-06 deposited with the CCDC.	2025-06-13 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 142.351(19)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   41.557(4)
_cell_length_b                   11.1345(2)
_cell_length_c                   24.701(2)
_cell_measurement_reflns_used    31852
_cell_measurement_temperature    103(2)
_cell_measurement_theta_max      29.2190
_cell_measurement_theta_min      1.9980
_cell_volume                     6981(3)
_computing_cell_refinement
'CrysAlisPro 1.171.43.90 (Rigaku Oxford Diffraction, 2023)'
_computing_data_collection       'APEX2 (Bruker AXS, 2006)'
_computing_data_reduction
'CrysAlisPro 1.171.43.90 (Rigaku Oxford Diffraction, 2023)'
_computing_molecular_graphics    'Yadokari-XG 2011 (Wakita Nemoto et al., 2011)'
_computing_publication_material  'Yadokari-XG 2011 (Wakita Nemoto et al., 2011)'
_computing_structure_refinement  'SHELXL-2018/1 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT-2018/1 (Sheldrick, 2018)'
_diffrn_ambient_temperature      103(2)
_diffrn_detector_area_resol_mean 8.333
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.960
_diffrn_measurement_device_type  'Bruker D8 goniometer'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  'multilayered confocal mirror'
_diffrn_radiation_source         'rotating anode X-ray tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0521
_diffrn_reflns_av_unetI/netI     0.0501
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.960
_diffrn_reflns_limit_h_max       56
_diffrn_reflns_limit_h_min       -56
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            64533
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.937
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         29.225
_diffrn_reflns_theta_min         1.967
_exptl_absorpt_coefficient_mu    0.873
_exptl_absorpt_correction_T_max  0.983
_exptl_absorpt_correction_T_min  0.903
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.43.90 (Rigaku Oxford Diffraction, 2023)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.210
_exptl_crystal_description       prism
_exptl_crystal_F_000             2716
_exptl_crystal_size_max          0.120
_exptl_crystal_size_mid          0.030
_exptl_crystal_size_min          0.020
_refine_diff_density_max         1.211
_refine_diff_density_min         -0.606
_refine_diff_density_rms         0.099
_refine_ls_abs_structure_details
;
 Flack x determined using 6028 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.011(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.099
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     831
_refine_ls_number_reflns         17778
_refine_ls_number_restraints     199
_refine_ls_restrained_S_all      1.099
_refine_ls_R_factor_all          0.0684
_refine_ls_R_factor_gt           0.0530
_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^)+(0.0627P)^2^+14.1596P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1227
_refine_ls_wR_factor_ref         0.1307
_reflns_Friedel_coverage         0.862
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.912
_reflns_number_gt                15213
_reflns_number_total             17778
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5dt00966a3.cif
_cod_data_source_block           sFc_migFc_GaCl
_cod_depositor_comments
'Adding full bibliography for 7718900--7718905.cif.'
_cod_original_cell_volume        6981(2)
_cod_original_sg_symbol_H-M      'C 2'
_cod_database_code               7718903
_shelx_shelxl_version_number     2018/1
_shelx_estimated_absorpt_t_min   0.903
_shelx_estimated_absorpt_t_max   0.983
_shelx_res_checksum              17544
_shelx_hkl_checksum              86827