Cationic dialanes with fluxional π-bridged cyclopentadienyl ligands.
Dabringhaus, Philipp; Zedlitz, Silja; Krossing, Ingo; Chemical communications (Cambridge, England) 59 (2022) 187–190; doi:10.1039/d2cc05786g

data_7131011
_publ_section_title
;
 Cationic dialanes with fluxional &#x3c0;-bridged cyclopentadienyl
 ligands.
;
_journal_issue                   2
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              187
_journal_page_last               190
_journal_paper_doi               10.1039/d2cc05786g
_journal_volume                  59
_journal_year                    2022
_chemical_formula_moiety         'C24 Al2 F55 O6, C25 H35 Al2, C6 H4 F2'
_chemical_formula_sum            'C55 H39 Al4 F57 O6'
_chemical_formula_weight         1986.78
_chemical_properties_physical    Air-sensitive,Moisture-sensitive,Hygroscopic
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_audit_creation_method
;FinalCif V109 by Daniel Kratzert, Freiburg 2022,
https://dkratzert.de/finalcif.html
;
_audit_update_record
;
2022-10-01 deposited with the CCDC.	2022-11-21 downloaded from the CCDC.
;
_cell_angle_alpha                113.074(10)
_cell_angle_beta                 102.677(16)
_cell_angle_gamma                96.97(2)
_cell_formula_units_Z            2
_cell_length_a                   13.709(5)
_cell_length_b                   17.095(7)
_cell_length_c                   17.529(6)
_cell_measurement_reflns_used    9965
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.3825
_cell_measurement_theta_min      2.2765
_cell_volume                     3587(2)
_computing_cell_refinement       'SAINT V8.40A'
_computing_data_collection
'Bruker BIS 2018.9.0.3/05-Dec-2018 && APEX3_2019.1-0'
_computing_data_reduction        'SAINT V8.40A'
_computing_structure_refinement  'SHELXL-2019/1 (Sheldrick, 2019)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      100(2)
_diffrn_detector                 CPAD
_diffrn_detector_area_resol_mean 7.41
_diffrn_detector_type            'Bruker PHOTON III'
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker D8 VENTURE dual wavelength Mo/Cu'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_measurement_specimen_support 'MiTeGen micromount'
_diffrn_radiation_monochromator  'mirror optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0344
_diffrn_reflns_av_unetI/netI     0.0286
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            90757
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.600
_diffrn_reflns_theta_min         1.320
_diffrn_source                   'microfocus sealed X-ray tube'
_diffrn_source_current           0.6
_diffrn_source_type              'Incoatec I\ms'
_diffrn_source_voltage           50.0
_exptl_absorpt_coefficient_mu    0.262
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.7241
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;SADABS-2016/2 - Bruker AXS area detector scaling and absorption correction:
Krause, L., Herbst-Irmer, R., Sheldrick G.M. & Stalke D., J. Appl. Cryst. 48
(2015) 3-10
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.839
_exptl_crystal_description       block
_exptl_crystal_F_000             1964
_exptl_crystal_recrystallization_method
'layering solution of complex salt in 1,2-difluorobenzene with n-pentane'
_exptl_crystal_size_max          0.222
_exptl_crystal_size_mid          0.219
_exptl_crystal_size_min          0.198
_refine_diff_density_max         0.587
_refine_diff_density_min         -0.361
_refine_diff_density_rms         0.061
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1312
_refine_ls_number_reflns         16611
_refine_ls_number_restraints     9454
_refine_ls_restrained_S_all      0.876
_refine_ls_R_factor_all          0.0607
_refine_ls_R_factor_gt           0.0421
_refine_ls_shift/su_max          0.010
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0434P)^2^+3.5577P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0985
_refine_ls_wR_factor_ref         0.1078
_reflns_Friedel_coverage         0.000
_reflns_number_gt                12753
_reflns_number_total             16611
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2cc05786g2.cif
_cod_data_source_block           P-1_a
_cod_depositor_comments
'Adding full bibliography for 7131010--7131014.cif.'
_cod_database_code               7131011
_shelx_shelxl_version_number     2019/1
_olex2_diffrn_ambient_temperature_device 'Oxford Cryostream 800'
_shelx_res_checksum              53709
_shelx_hkl_checksum              49224